Mercurial > dive4elements > framework

annotate artifact-database/src/main/java/de/intevation/artifactdatabase/DefaultServiceFactory.java @ 211:435631e07da2

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Enhanced the ProtocolUtils and ClientProtocolUtils to append and retrieve output modes. artifacts/trunk@1543 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Wed, 23 Mar 2011 10:47:48 +0000
parents b2115f484edb
children a8d62eb93cd4
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
69
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
9 package de.intevation.artifactdatabase;
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
10
207
b2115f484edb Move Config and XMLUtils totally to commons package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 100
diff changeset
11 import de.intevation.artifacts.common.utils.Config;
b2115f484edb Move Config and XMLUtils totally to commons package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 100
diff changeset
12
93
e27cf9c84eb8 Unified imports.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 90
diff changeset
13 import de.intevation.artifacts.Service;
e27cf9c84eb8 Unified imports.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 90
diff changeset
14 import de.intevation.artifacts.ServiceFactory;
e27cf9c84eb8 Unified imports.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 90
diff changeset
15
e27cf9c84eb8 Unified imports.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 90
diff changeset
16 import org.apache.log4j.Logger;
e27cf9c84eb8 Unified imports.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 90
diff changeset
17
69
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
18 import org.w3c.dom.Document;
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
19 import org.w3c.dom.Node;
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
20
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
21 /**
89
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
22 * Trivial implementation of the ServiceFactory interface.
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
23 * Name and an description are configured by the given Node given to
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
24 * #setup(Document, Node) via the 'name' and 'description' attributes.
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
25 * The name of the class that provides the concrete serice is configured
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
26 * by the 'service' attribute.
90
68285f7bc476 More javadoc.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 89
diff changeset
27 *
77
48d1a9a082c2 Bring @author javadoc tags in form '@author <a href="john.doe@example.com">John Doe</a>'
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 69
diff changeset
28 * @author <a href="mailto:sascha.teichmann@intevation.de">Sascha L. Teichmann</a>
69
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
29 */
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
30 public class DefaultServiceFactory
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
31 implements ServiceFactory
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
32 {
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
33 private static Logger logger =
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
34 Logger.getLogger(DefaultServiceFactory.class);
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
35
89
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
36 /**
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
37 * XPath to access the name of the service.
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
38 */
69
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
39 public static final String XPATH_NAME = "@name";
89
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
40 /**
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
41 * XPath to access the description of the service.
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
42 */
69
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
43 public static final String XPATH_DESCRIPTION = "@description";
89
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
44 /**
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
45 * XPath to access the class name of the service to be build by
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
46 * this factory.
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
47 */
69
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
48 public static final String XPATH_SERVICE = "@service";
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
49
89
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
50 /**
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
51 * Default description if no description is given in configuration.
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
52 */
69
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
53 public static final String DEFAULT_DESCRIPTION =
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
54 "No description available";
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
55
89
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
56 /**
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
57 * Loaded service class if no class name is given in the configuration.
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
58 */
69
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
59 public static final String DEFAULT_SERVICE =
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
60 "de.intevation.artifactdatabase.DefaultService";
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
61
89
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
62 /**
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
63 * The name of the service factory.
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
64 */
69
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
65 protected String name;
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
66
89
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
67 /**
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
68 * The description of the service factory.
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
69 */
69
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
70 protected String description;
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
71
89
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
72 /**
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
73 * The loaded class used to build the concrete service.
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
74 */
69
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
75 protected Class serviceClass;
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
76
89
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
77 /**
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
78 * Default constructor.
d348fe1fd822 More javadoc (fixes small glitches, too).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 77
diff changeset
79 */
69
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
80 public DefaultServiceFactory() {
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
81 }
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
82
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
83 public String getName() {
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
84 return name;
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
85 }
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
86
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
87 public String getDescription() {
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
88 return description;
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
89 }
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
90
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
91 public Service createService(Object globalContext) {
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
92 try {
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
93 Service service = (Service)serviceClass.newInstance();
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
94
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
95 service.setup(this, globalContext);
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
96
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
97 return service;
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
98 }
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
99 catch (InstantiationException ie) {
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
100 logger.error(ie.getLocalizedMessage(), ie);
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
101 }
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
102 catch (IllegalAccessException iae) {
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
103 logger.error(iae.getLocalizedMessage(), iae);
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
104 }
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
105 catch (ClassCastException cce) {
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
106 logger.error(cce.getLocalizedMessage(), cce);
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
107 }
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
108
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
109 return null;
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
110 }
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
111
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
112 public void setup(Document config, Node factoryNode) {
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
113
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
114 description = Config.getStringXPath(
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
115 factoryNode, XPATH_DESCRIPTION, DEFAULT_DESCRIPTION);
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
116
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
117 name = Config.getStringXPath(
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
118 factoryNode, XPATH_NAME, toString());
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
119
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
120 String service = Config.getStringXPath(
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
121 factoryNode, XPATH_SERVICE, DEFAULT_SERVICE);
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
122
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
123 try {
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
124 serviceClass = Class.forName(service);
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
125 }
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
126 catch (ClassNotFoundException cnfe) {
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
127 logger.error(cnfe.getLocalizedMessage(), cnfe);
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
128 }
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
129
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
130 if (serviceClass == null) {
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
131 serviceClass = DefaultService.class;
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
132 }
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
133 }
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
134 }
498bb84334d0 Added base class for services and service factories.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
135 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org