dive4elements/framework: artifact-database/src/main/java/de/intevation/artifactdatabase/Backend.java annotate

annotate artifact-database/src/main/java/de/intevation/artifactdatabase/Backend.java @ 129:10d726907419

Bugfix: The artifacts package can be compiled with local modifications again. artifacts/trunk@1353 c6561f87-3c4e-4783-a992-168aeb5c3f6f

author	Ingo Weinzierl <ingo.weinzierl@intevation.de>
date	Wed, 02 Mar 2011 07:28:20 +0000
parents	bfa65a812c7a
children	2950c6011afa

rev	line source
100 933bbc9fc11f Added license file and license headers. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 93 diff changeset	1 /*
933bbc9fc11f Added license file and license headers. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 93 diff changeset	2 * Copyright (c) 2010 by Intevation GmbH
933bbc9fc11f Added license file and license headers. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 93 diff changeset	3 *
933bbc9fc11f Added license file and license headers. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 93 diff changeset	4 * This program is free software under the LGPL (>=v2.1)
933bbc9fc11f Added license file and license headers. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 93 diff changeset	5 * Read the file LGPL.txt coming with the software for details
933bbc9fc11f Added license file and license headers. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 93 diff changeset	6 * or visit http://www.gnu.org/licenses/ if it does not exist.
933bbc9fc11f Added license file and license headers. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 93 diff changeset	7 */
933bbc9fc11f Added license file and license headers. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 93 diff changeset	8
13 0d6badf6af42 Added not yet working backend to artifact database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	9 package de.intevation.artifactdatabase;
0d6badf6af42 Added not yet working backend to artifact database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	10
0d6badf6af42 Added not yet working backend to artifact database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	11 import de.intevation.artifacts.Artifact;
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	12 import de.intevation.artifacts.ArtifactFactory;
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	13 import de.intevation.artifacts.ArtifactSerializer;
13 0d6badf6af42 Added not yet working backend to artifact database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	14
93 e27cf9c84eb8 Unified imports. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 90 diff changeset	15 import java.sql.Connection;
e27cf9c84eb8 Unified imports. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 90 diff changeset	16 import java.sql.PreparedStatement;
e27cf9c84eb8 Unified imports. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 90 diff changeset	17 import java.sql.ResultSet;
e27cf9c84eb8 Unified imports. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 90 diff changeset	18 import java.sql.SQLException;
e27cf9c84eb8 Unified imports. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 90 diff changeset	19 import java.sql.Types;
e27cf9c84eb8 Unified imports. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 90 diff changeset	20
e27cf9c84eb8 Unified imports. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 90 diff changeset	21 import javax.sql.DataSource;
e27cf9c84eb8 Unified imports. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 90 diff changeset	22
17 5a6b6a3debc7 Integrated logging into artifact database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 15 diff changeset	23 import org.apache.log4j.Logger;
5a6b6a3debc7 Integrated logging into artifact database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 15 diff changeset	24
13 0d6badf6af42 Added not yet working backend to artifact database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	25 /**
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	26 * The backend implements the low level layer used to store artifacts
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	27 * in a SQL database.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	28 *
79 f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	29 * @author <a href="mailto:sascha.teichmann@intevation.de">Sascha L. Teichmann</a>
13 0d6badf6af42 Added not yet working backend to artifact database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	30 */
0d6badf6af42 Added not yet working backend to artifact database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	31 public class Backend
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	32 implements DatabaseCleaner.ArtifactReviver
13 0d6badf6af42 Added not yet working backend to artifact database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	33 {
17 5a6b6a3debc7 Integrated logging into artifact database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 15 diff changeset	34 private static Logger logger = Logger.getLogger(Backend.class);
5a6b6a3debc7 Integrated logging into artifact database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 15 diff changeset	35
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	36 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	37 * The SQL statement to create new artifact id inside the database.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	38 */
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	39 public static final String SQL_NEXT_ID =
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	40 SQL.get("artifacts.id.nextval");
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	41
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	42 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	43 * The SQL statement to insert an artifact into the database.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	44 */
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	45 public static final String SQL_INSERT =
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	46 SQL.get("artifacts.insert");
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	47
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	48 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	49 * The SQL statement to update some columns of an existing
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	50 * artifact in the database.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	51 */
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	52 public static final String SQL_UPDATE =
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	53 SQL.get("artifacts.update");
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	54
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	55 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	56 * The SQL statement to touch the access time of an
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	57 * artifact inside the database.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	58 */
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	59 public static final String SQL_TOUCH =
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	60 SQL.get("artifacts.touch");
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	61
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	62 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	63 * The SQL statement to load an artifact by a given
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	64 * identifier from the database.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	65 */
15 9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	66 public static final String SQL_LOAD_BY_GID =
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	67 SQL.get("artifacts.select.gid");
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	68
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	69 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	70 * The SQL statement to get the database id of an artifact
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	71 * identified by the identifier.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	72 */
80 8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	73 public static final String SQL_GET_ID =
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	74 SQL.get("artifacts.get.id");
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	75
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	76 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	77 * The SQL statement to replace the content of an
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	78 * existing artifact inside the database.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	79 */
80 8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	80 public static final String SQL_REPLACE =
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	81 SQL.get("artifacts.replace");
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	82
128 bfa65a812c7a Made the backend singleton. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 100 diff changeset	83 /** The singleton.*/
bfa65a812c7a Made the backend singleton. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 100 diff changeset	84 protected static Backend instance;
bfa65a812c7a Made the backend singleton. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 100 diff changeset	85
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	86 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	87 * The database cleaner. Reference is stored here because
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	88 * the cleaner is woken up if the backend finds an outdated
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	89 * artifact. This artifact should be removed as soon as
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	90 * possible.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	91 */
30 88972c6daa4f Added a cleanup thread which periodically removes Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 27 diff changeset	92 protected DatabaseCleaner cleaner;
88972c6daa4f Added a cleanup thread which periodically removes Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 27 diff changeset	93
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	94 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	95 * To revive an artifact from the bytes coming from the database
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	96 * we need the artifact factory which references the artifact
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	97 * serializer which is able to do the reviving job.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	98 */
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	99 protected FactoryLookup factoryLookup;
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	100
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	101 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	102 * Little helper interface to decouple the ArtifactDatabase
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	103 * from the Backend. A ArtifactDatabase should depend on a
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	104 * Backend but a Backend not from an ArtifactDatabase.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	105 */
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	106 public interface FactoryLookup {
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	107
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	108 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	109 * Returns an ArtifactFactory which is bound to a given name.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	110 * @param factoryName The name of the artifact factory.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	111 * @return The ArtifactFactory bound to the factory name or
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	112 * null if not matching factory is found.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	113 */
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	114 ArtifactFactory getArtifactFactory(String factoryName);
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	115
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	116 } // interface FactoryLookup
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	117
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	118 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	119 * Inner class that brigdes between the persisten form of the
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	120 * artifact and the living one inside the artifact database.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	121 * After the describe(), feed(), advance() and out() operations
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	122 * of the artifact it must be possible to write to modified artifact
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	123 * back into the database.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	124 */
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	125 public final class PersistentArtifact
c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	126 extends Id
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	127 {
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	128 private Artifact artifact;
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	129 private ArtifactSerializer serializer;
84 72e2dd4feb31 Added the time to live of an artifact to the CallContext. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 80 diff changeset	130 private Long ttl;
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	131
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	132 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	133 * Cronstructor to create a persistent artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	134 * @param artifact The living artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	135 * @param serializer The serializer to store the artifact
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	136 * after the operations.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	137 * @param ttl The time to life of the artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	138 * @param id The database id of the artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	139 */
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	140 public PersistentArtifact(
47 4ae4dc99127d Removed trailing whitespace. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 46 diff changeset	141 Artifact artifact,
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	142 ArtifactSerializer serializer,
84 72e2dd4feb31 Added the time to live of an artifact to the CallContext. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 80 diff changeset	143 Long ttl,
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	144 int id
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	145 ) {
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	146 super(id);
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	147 this.artifact = artifact;
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	148 this.serializer = serializer;
84 72e2dd4feb31 Added the time to live of an artifact to the CallContext. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 80 diff changeset	149 this.ttl = ttl;
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	150 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	151
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	152 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	153 * Returns the wrapped living artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	154 * @return the living artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	155 */
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	156 public Artifact getArtifact() {
c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	157 return artifact;
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	158 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	159
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	160 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	161 * Returns the serialized which is able to write a
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	162 * modified artifact back into the database.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	163 * @return The serializer.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	164 */
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	165 public ArtifactSerializer getSerializer() {
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	166 return serializer;
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	167 }
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	168
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	169 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	170 * The time to life of the artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	171 * @return The time to live.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	172 */
84 72e2dd4feb31 Added the time to live of an artifact to the CallContext. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 80 diff changeset	173 public Long getTTL() {
72e2dd4feb31 Added the time to live of an artifact to the CallContext. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 80 diff changeset	174 return ttl;
72e2dd4feb31 Added the time to live of an artifact to the CallContext. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 80 diff changeset	175 }
72e2dd4feb31 Added the time to live of an artifact to the CallContext. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 80 diff changeset	176
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	177 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	178 * Stores the living artifact back into the database.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	179 */
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	180 public void store() {
38 93edc04f3a10 Added postgresql support. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 34 diff changeset	181 if (logger.isDebugEnabled()) {
93edc04f3a10 Added postgresql support. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 34 diff changeset	182 logger.debug("storing artifact id = " + getId());
93edc04f3a10 Added postgresql support. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 34 diff changeset	183 }
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	184 Backend.this.store(this);
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	185 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	186
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	187 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	188 * Only touches the access time of the artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	189 */
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	190 public void touch() {
38 93edc04f3a10 Added postgresql support. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 34 diff changeset	191 if (logger.isDebugEnabled()) {
93edc04f3a10 Added postgresql support. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 34 diff changeset	192 logger.debug("touching artifact id = " + getId());
93edc04f3a10 Added postgresql support. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 34 diff changeset	193 }
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	194 Backend.this.touch(this);
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	195 }
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	196 } // class ArtifactWithId
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	197
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	198 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	199 * Default constructor
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	200 */
13 0d6badf6af42 Added not yet working backend to artifact database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	201 public Backend() {
0d6badf6af42 Added not yet working backend to artifact database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	202 }
0d6badf6af42 Added not yet working backend to artifact database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	203
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	204 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	205 * Constructor to create a backend with a link to the database cleaner.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	206 * @param cleaner The clean which periodically removes outdated
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	207 * artifacts from the database.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	208 */
30 88972c6daa4f Added a cleanup thread which periodically removes Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 27 diff changeset	209 public Backend(DatabaseCleaner cleaner) {
88972c6daa4f Added a cleanup thread which periodically removes Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 27 diff changeset	210 this.cleaner = cleaner;
88972c6daa4f Added a cleanup thread which periodically removes Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 27 diff changeset	211 }
88972c6daa4f Added a cleanup thread which periodically removes Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 27 diff changeset	212
128 bfa65a812c7a Made the backend singleton. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 100 diff changeset	213
bfa65a812c7a Made the backend singleton. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 100 diff changeset	214 /**
bfa65a812c7a Made the backend singleton. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 100 diff changeset	215 * Returns the singleton of this Backend.
bfa65a812c7a Made the backend singleton. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 100 diff changeset	216 *
bfa65a812c7a Made the backend singleton. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 100 diff changeset	217 * @return the backend.
bfa65a812c7a Made the backend singleton. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 100 diff changeset	218 */
bfa65a812c7a Made the backend singleton. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 100 diff changeset	219 public static synchronized Backend getInstance() {
bfa65a812c7a Made the backend singleton. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 100 diff changeset	220 if (instance == null) {
bfa65a812c7a Made the backend singleton. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 100 diff changeset	221 instance = new Backend();
bfa65a812c7a Made the backend singleton. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 100 diff changeset	222 }
bfa65a812c7a Made the backend singleton. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 100 diff changeset	223
bfa65a812c7a Made the backend singleton. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 100 diff changeset	224 return instance;
bfa65a812c7a Made the backend singleton. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 100 diff changeset	225 }
bfa65a812c7a Made the backend singleton. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 100 diff changeset	226
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	227 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	228 * Sets the factory lookup mechanism to decouple ArtifactDatabase
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	229 * and Backend.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	230 * @param factoryLookup
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	231 */
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	232 public void setFactoryLookup(FactoryLookup factoryLookup) {
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	233 this.factoryLookup = factoryLookup;
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	234 }
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	235
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	236 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	237 * Sets the database cleaner explicitly.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	238 * @param cleaner The database cleaner
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	239 */
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	240 public void setCleaner(DatabaseCleaner cleaner) {
c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	241 this.cleaner = cleaner;
c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	242 }
c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	243
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	244 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	245 * Returns a new unique identifier to external identify
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	246 * the artifact across the system. This implementation
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	247 * uses random UUIDs v4 to achieve this target.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	248 * @return the new identifier
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	249 */
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	250 public String newIdentifier() {
c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	251 // TODO: check database for collisions.
79 f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	252 return StringUtils.newUUID();
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	253 }
c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	254
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	255 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	256 * Stores a new artifact into the database.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	257 * @param artifact The artifact to be stored
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	258 * @param factory The factory which build the artifact
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	259 * @param ttl The initial time to life of the artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	260 * @return A persistent wrapper around the living
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	261 * artifact to be able to write modification later.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	262 * @throws Exception Thrown if something went wrong with the
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	263 * storage process.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	264 */
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	265 public PersistentArtifact storeInitially(
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	266 Artifact artifact,
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	267 ArtifactFactory factory,
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	268 Long ttl
47 4ae4dc99127d Removed trailing whitespace. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 46 diff changeset	269 )
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	270 throws Exception
c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	271 {
c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	272 return new PersistentArtifact(
c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	273 artifact,
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	274 factory.getSerializer(),
84 72e2dd4feb31 Added the time to live of an artifact to the CallContext. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 80 diff changeset	275 ttl,
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	276 insertDatabase(artifact, factory, ttl));
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	277 }
47 4ae4dc99127d Removed trailing whitespace. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 46 diff changeset	278
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	279 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	280 * Stores an artifact into database if it does not exist there.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	281 * If it exists there it is only updated.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	282 * @param artifact The artifact to store/update.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	283 * @param factory The factory which created the artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	284 * @param ttl The initial time to live of the artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	285 * @return A persistent version of the artifact to be able
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	286 * to store a modification later.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	287 * @throws Exception Thrown if something went wrong during
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	288 * storing/updating.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	289 */
80 8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	290 public PersistentArtifact storeOrReplace(
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	291 Artifact artifact,
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	292 ArtifactFactory factory,
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	293 Long ttl
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	294 )
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	295 throws Exception
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	296 {
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	297 return new PersistentArtifact(
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	298 artifact,
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	299 factory.getSerializer(),
84 72e2dd4feb31 Added the time to live of an artifact to the CallContext. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 80 diff changeset	300 ttl,
80 8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	301 storeOrReplaceDatabase(artifact, factory, ttl));
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	302 }
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	303
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	304 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	305 * Implementors of this interface are able to process the raw
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	306 * artifact data from the database for loading.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	307 */
79 f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	308 public interface ArtifactLoader {
f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	309
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	310 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	311 * Creates a custom object from the raw artifact database data.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	312 * @param factory The factory that created this artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	313 * @param ttl The current time to life of the artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	314 * @param bytes The raw artifact bytes from the database.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	315 * @param id The database id of the artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	316 * @return The custom object created by the implementation.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	317 */
84 72e2dd4feb31 Added the time to live of an artifact to the CallContext. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 80 diff changeset	318 Object load(ArtifactFactory factory, Long ttl, byte [] bytes, int id);
79 f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	319
f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	320 } // interface ArtifactLoader
f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	321
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	322 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	323 * Fetches an artifact from the database identified by the
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	324 * given identifier.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	325 * @param identifer The identifier of the artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	326 * @return A persistent wrapper around the found artifact
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	327 * to be able to write back a modifaction later or null
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	328 * if no artifact is found for this identifier.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	329 */
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	330 public PersistentArtifact getArtifact(String identifer) {
15 9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	331
79 f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	332 return (PersistentArtifact)loadArtifact(
86 b2e0cb83631c Removed trailing whitespace Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 84 diff changeset	333 identifer,
79 f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	334 new ArtifactLoader() {
f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	335
f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	336 public Object load(
f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	337 ArtifactFactory factory,
84 72e2dd4feb31 Added the time to live of an artifact to the CallContext. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 80 diff changeset	338 Long ttl,
79 f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	339 byte [] bytes,
f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	340 int id
f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	341 ) {
f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	342 ArtifactSerializer serializer = factory.getSerializer();
f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	343
f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	344 Artifact artifact = serializer.fromBytes(bytes);
f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	345
f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	346 return artifact == null
f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	347 ? null
84 72e2dd4feb31 Added the time to live of an artifact to the CallContext. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 80 diff changeset	348 : new PersistentArtifact(artifact, serializer, ttl, id);
79 f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	349 }
f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	350 });
f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	351 }
f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	352
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	353 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	354 * More general loading mechanism for artifacts. The concrete
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	355 * load processing is delegated to the given loader.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	356 * @param identifer The identifier of the artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	357 * @param loader The loader which processes the raw database data.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	358 * @return The object created by the loader.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	359 */
79 f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	360 public Object loadArtifact(String identifer, ArtifactLoader loader) {
f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	361
f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	362 if (!StringUtils.checkUUID(identifer)) {
15 9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	363 return null;
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	364 }
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	365
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	366 Connection connection = null;
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	367 PreparedStatement stmnt_load = null;
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	368 ResultSet load_result = null;
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	369
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	370 DataSource dataSource = DBConnection.getDataSource();
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	371 try {
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	372 connection = dataSource.getConnection();
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	373 stmnt_load = connection.prepareStatement(SQL_LOAD_BY_GID);
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	374 stmnt_load.setString(1, identifer);
15 9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	375
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	376 load_result = stmnt_load.executeQuery();
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	377
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	378 if (!load_result.next()) {
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	379 return null;
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	380 }
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	381
84 72e2dd4feb31 Added the time to live of an artifact to the CallContext. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 80 diff changeset	382 int id = load_result.getInt(1);
72e2dd4feb31 Added the time to live of an artifact to the CallContext. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 80 diff changeset	383 long ttlX = load_result.getLong(3);
15 9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	384
84 72e2dd4feb31 Added the time to live of an artifact to the CallContext. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 80 diff changeset	385 Long ttl = load_result.wasNull() ? null : Long.valueOf(ttlX);
72e2dd4feb31 Added the time to live of an artifact to the CallContext. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 80 diff changeset	386
72e2dd4feb31 Added the time to live of an artifact to the CallContext. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 80 diff changeset	387 if (ttl != null) { // real time to life
15 9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	388 long last_access = load_result.getTimestamp(2).getTime();
84 72e2dd4feb31 Added the time to live of an artifact to the CallContext. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 80 diff changeset	389 if (last_access + ttlX < System.currentTimeMillis()) {
15 9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	390 artifactOutdated(id);
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	391 return null;
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	392 }
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	393 }
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	394
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	395 String factoryName = load_result.getString(4);
15 9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	396
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	397 if (factoryLookup == null) {
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	398 logger.error("factory lookup == null");
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	399 return null;
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	400 }
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	401
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	402 ArtifactFactory factory = factoryLookup
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	403 .getArtifactFactory(factoryName);
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	404
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	405 if (factory == null) {
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	406 logger.error("factory '" + factoryName + "' not found");
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	407 return null;
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	408 }
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	409
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	410 byte [] bytes = load_result.getBytes(5);
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	411
84 72e2dd4feb31 Added the time to live of an artifact to the CallContext. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 80 diff changeset	412 return loader.load(factory, ttl, bytes, id);
15 9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	413 }
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	414 catch (SQLException sqle) {
17 5a6b6a3debc7 Integrated logging into artifact database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 15 diff changeset	415 logger.error(sqle.getLocalizedMessage(), sqle);
15 9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	416 }
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	417 finally {
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	418 if (load_result != null) {
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	419 try { load_result.close(); }
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	420 catch (SQLException sqle) {}
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	421 }
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	422 if (stmnt_load != null) {
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	423 try { load_result.close(); }
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	424 catch (SQLException sqle) {}
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	425 }
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	426 if (connection != null) {
47 4ae4dc99127d Removed trailing whitespace. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 46 diff changeset	427 try { connection.close(); }
15 9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	428 catch (SQLException sqle) {}
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	429 }
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	430 }
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	431 return null;
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	432 }
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	433
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	434 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	435 * Called if the load mechanism found an outdated artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	436 * It wakes up the database cleaner.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	437 * @param id The id of the outdated artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	438 */
15 9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	439 protected void artifactOutdated(int id) {
79 f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	440 if (logger.isDebugEnabled()) {
f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	441 logger.info("artifactOutdated: id = " + id);
f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	442 }
30 88972c6daa4f Added a cleanup thread which periodically removes Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 27 diff changeset	443 if (cleaner != null) {
88972c6daa4f Added a cleanup thread which periodically removes Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 27 diff changeset	444 cleaner.wakeup();
88972c6daa4f Added a cleanup thread which periodically removes Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 27 diff changeset	445 }
15 9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	446 }
9ad6ec2d09c3 Implemented restoring artifacts from database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 14 diff changeset	447
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	448 public Artifact reviveArtifact(String factoryName, byte [] bytes) {
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	449 if (factoryLookup == null) {
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	450 logger.error("reviveArtifact: factory lookup == null");
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	451 return null;
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	452 }
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	453 ArtifactFactory factory = factoryLookup
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	454 .getArtifactFactory(factoryName);
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	455
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	456 if (factory == null) {
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	457 logger.error(
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	458 "reviveArtifact: no factory '" + factoryName + "' found");
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	459 return null;
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	460 }
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	461
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	462 ArtifactSerializer serializer = factory.getSerializer();
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	463
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	464 return serializer.fromBytes(bytes);
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	465 }
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	466
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	467 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	468 * Internal method to store/replace an artifact inside the database.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	469 * If an artifact with the given identifier does not exists it is
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	470 * created else only the content data is updated.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	471 * @param artifact The artifact to be store/update inside the database.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	472 * @param factory The factory that created the artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	473 * @param ttl The initial time to life of the artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	474 * @return The database id of the stored/updated artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	475 */
80 8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	476 protected int storeOrReplaceDatabase(
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	477 Artifact artifact,
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	478 ArtifactFactory factory,
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	479 Long ttl
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	480 ) {
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	481 String uuid = artifact.identifier();
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	482
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	483 if (!StringUtils.checkUUID(uuid)) {
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	484 throw new RuntimeException("No valid UUID");
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	485 }
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	486
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	487 Connection connection = null;
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	488 PreparedStatement stmnt = null;
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	489 ResultSet result = null;
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	490
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	491 DataSource dataSource = DBConnection.getDataSource();
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	492 try {
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	493 connection = dataSource.getConnection();
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	494 try {
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	495 connection.setAutoCommit(false);
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	496
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	497 stmnt = connection.prepareStatement(SQL_GET_ID);
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	498
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	499 stmnt.setString(1, uuid);
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	500 result = stmnt.executeQuery();
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	501
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	502 Integer ID = result.next()
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	503 ? Integer.valueOf(result.getInt(1))
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	504 : null;
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	505
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	506 result.close(); result = null;
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	507 stmnt.close(); stmnt = null;
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	508
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	509 if (ID != null) { // already in database
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	510 int id = ID.intValue();
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	511
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	512 stmnt = connection.prepareStatement(SQL_REPLACE);
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	513
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	514 if (ttl == null) {
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	515 stmnt.setNull(1, Types.BIGINT);
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	516 }
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	517 else {
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	518 stmnt.setLong(1, ttl.longValue());
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	519 }
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	520
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	521 stmnt.setString(2, factory.getName());
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	522 stmnt.setBytes(
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	523 3,
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	524 factory.getSerializer().toBytes(artifact));
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	525 stmnt.setInt(4, id);
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	526
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	527 stmnt.execute();
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	528 connection.commit();
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	529 return id;
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	530 }
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	531
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	532 stmnt = connection.prepareStatement(SQL_NEXT_ID);
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	533 result = stmnt.executeQuery();
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	534
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	535 if (!result.next()) {
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	536 throw new RuntimeException("No id generated");
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	537 }
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	538
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	539 int id = result.getInt(1);
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	540
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	541 result.close(); result = null;
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	542 stmnt.close(); stmnt = null;
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	543
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	544 stmnt = connection.prepareStatement(SQL_INSERT);
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	545
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	546 stmnt.setInt(1, id);
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	547 stmnt.setString(2, uuid);
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	548 if (ttl == null) {
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	549 stmnt.setNull(3, Types.BIGINT);
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	550 }
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	551 else {
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	552 stmnt.setLong(3, ttl.longValue());
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	553 }
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	554
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	555 stmnt.setString(4, factory.getName());
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	556
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	557 stmnt.setBytes(
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	558 5,
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	559 factory.getSerializer().toBytes(artifact));
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	560
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	561 stmnt.execute();
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	562 connection.commit();
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	563 return id;
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	564 }
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	565 catch (SQLException sqle) {
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	566 connection.rollback();
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	567 throw sqle;
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	568 }
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	569 }
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	570 catch (SQLException sqle) {
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	571 logger.error(sqle.getLocalizedMessage(), sqle);
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	572 }
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	573 finally {
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	574 if (result != null) {
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	575 try { result.close(); }
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	576 catch (SQLException sqle) {}
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	577 }
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	578 if (stmnt != null) {
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	579 try { stmnt.close(); }
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	580 catch (SQLException sqle) {}
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	581 }
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	582 if (connection != null) {
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	583 try { connection.close(); }
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	584 catch (SQLException sqle) {}
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	585 }
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	586 }
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	587 throw new RuntimeException("failed insert artifact into database");
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	588 }
8447467cef86 Implementation to import artifacts from incoming xml documents (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 79 diff changeset	589
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	590 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	591 * Internal method to store an artifact inside the database.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	592 * @param artifact The artifact to be stored.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	593 * @param factory The factory which created the artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	594 * @param ttl The initial time to live of the artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	595 * @return The database id of the stored artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	596 */
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	597 protected int insertDatabase(
47 4ae4dc99127d Removed trailing whitespace. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 46 diff changeset	598 Artifact artifact,
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	599 ArtifactFactory factory,
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	600 Long ttl
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	601 ) {
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	602 String uuid = artifact.identifier();
c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	603
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	604 Connection connection = null;
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	605 PreparedStatement stmnt_next_id = null;
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	606 PreparedStatement stmnt_insert = null;
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	607 ResultSet res_id = null;
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	608
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	609 DataSource dataSource = DBConnection.getDataSource();
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	610 try {
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	611 connection = dataSource.getConnection();
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	612 try {
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	613 connection.setAutoCommit(false);
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	614
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	615 stmnt_next_id = connection.prepareStatement(SQL_NEXT_ID);
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	616 stmnt_insert = connection.prepareStatement(SQL_INSERT);
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	617
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	618 res_id = stmnt_next_id.executeQuery();
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	619
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	620 if (!res_id.next()) {
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	621 throw new RuntimeException("No id generated");
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	622 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	623
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	624 int id = res_id.getInt(1);
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	625
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	626 stmnt_insert.setInt(1, id);
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	627 stmnt_insert.setString(2, uuid);
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	628 if (ttl == null) {
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	629 stmnt_insert.setNull(3, Types.BIGINT);
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	630 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	631 else {
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	632 stmnt_insert.setLong(3, ttl.longValue());
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	633 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	634
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	635 stmnt_insert.setString(4, factory.getName());
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	636
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	637 stmnt_insert.setBytes(
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	638 5,
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	639 factory.getSerializer().toBytes(artifact));
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	640
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	641 stmnt_insert.execute();
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	642
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	643 connection.commit();
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	644
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	645 return id;
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	646 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	647 catch (SQLException sqle) {
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	648 connection.rollback();
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	649 throw sqle;
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	650 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	651 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	652 catch (SQLException sqle) {
17 5a6b6a3debc7 Integrated logging into artifact database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 15 diff changeset	653 logger.error(sqle.getLocalizedMessage(), sqle);
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	654 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	655 finally {
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	656 if (res_id != null) {
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	657 try { res_id.close(); }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	658 catch (SQLException sqle) {}
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	659 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	660 if (stmnt_insert != null) {
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	661 try { stmnt_insert.close(); }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	662 catch (SQLException sqle) {}
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	663 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	664 if (stmnt_next_id != null) {
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	665 try { stmnt_next_id.close(); }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	666 catch (SQLException sqle) {}
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	667 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	668 if (connection != null) {
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	669 try { connection.close(); }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	670 catch (SQLException sqle) {}
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	671 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	672 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	673 throw new RuntimeException("failed insert artifact into database");
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	674 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	675
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	676 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	677 * Touches the access timestamp of a given artifact to prevent
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	678 * that it will be removed from the database by the database cleaner.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	679 * @param artifact The persistent wrapper around the living artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	680 */
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	681 public void touch(PersistentArtifact artifact) {
26 83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	682
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	683 try {
26 83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	684 Connection connection = null;
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	685 PreparedStatement stmnt_touch = null;
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	686 DataSource dataSource = DBConnection.getDataSource();
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	687 try {
26 83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	688 connection = dataSource.getConnection();
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	689 try {
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	690 connection.setAutoCommit(false);
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	691 stmnt_touch = connection.prepareStatement(SQL_TOUCH);
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	692 stmnt_touch.setInt(1, artifact.getId());
26 83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	693 stmnt_touch.execute();
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	694 connection.commit();
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	695 }
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	696 catch (SQLException sqle) {
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	697 connection.rollback();
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	698 }
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	699 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	700 catch (SQLException sqle) {
26 83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	701 logger.error(sqle.getLocalizedMessage(), sqle);
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	702 }
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	703 finally {
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	704 if (stmnt_touch != null) {
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	705 try { stmnt_touch.close(); }
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	706 catch (SQLException sqle) {}
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	707 }
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	708 if (connection != null) {
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	709 try { connection.close(); }
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	710 catch (SQLException sqle) {}
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	711 }
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	712 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	713 }
26 83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	714 catch (Exception e) {
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	715 logger.error(e.getLocalizedMessage(), e);
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	716 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	717 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	718
90 68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	719 /**
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	720 * Writes modification of an artifact back to the database.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	721 * @param artifact The persistent wrapper around a living
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	722 * artifact.
68285f7bc476 More javadoc. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 86 diff changeset	723 */
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	724 public void store(PersistentArtifact artifact) {
26 83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	725
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	726 try {
26 83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	727 Connection connection = null;
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	728 PreparedStatement stmnt_update = null;
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	729 DataSource dataSource = DBConnection.getDataSource();
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	730 try {
26 83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	731 connection = dataSource.getConnection();
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	732 try {
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	733 connection.setAutoCommit(false);
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	734 stmnt_update = connection.prepareStatement(SQL_UPDATE);
32 c2d53bd30ab8 Re-factored artifact API for better integration of background processing. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 31 diff changeset	735 stmnt_update.setInt(2, artifact.getId());
26 83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	736
41 5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	737 byte [] bytes = artifact
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	738 .getSerializer()
5e4bc24ea438 Made serilization more flexible. DB update required!!! Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 38 diff changeset	739 .toBytes(artifact.getArtifact());
26 83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	740
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	741 stmnt_update.setBytes(1, bytes);
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	742 stmnt_update.execute();
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	743 connection.commit();
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	744 }
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	745 catch (SQLException sqle) {
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	746 connection.rollback();
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	747 }
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	748 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	749 catch (SQLException sqle) {
26 83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	750 logger.error(sqle.getLocalizedMessage(), sqle);
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	751 }
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	752 finally {
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	753 if (stmnt_update != null) {
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	754 try { stmnt_update.close(); }
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	755 catch (SQLException sqle) {}
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	756 }
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	757 if (connection != null) {
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	758 try { connection.close(); }
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	759 catch (SQLException sqle) {}
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	760 }
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	761 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	762 }
26 83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	763 catch (Exception e) {
83a059c204f8 Connected /create with artifact db. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 24 diff changeset	764 logger.error(e.getLocalizedMessage(), e);
14 0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	765 }
0d16d1bb2df0 Initial checkin of artigact persistents back by database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 13 diff changeset	766 }
13 0d6badf6af42 Added not yet working backend to artifact database. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: diff changeset	767 }
79 f69e5b87f05f Implementation to export artifacts as xml (applied patch from issue208 by SLT). Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 47 diff changeset	768 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :

Mercurial > dive4elements > framework

annotate artifact-database/src/main/java/de/intevation/artifactdatabase/Backend.java @ 129:10d726907419