Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/artifacts/cache/CacheFactory.java @ 803:feae2f9d6c6f

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Removed trailing whitespace. gnv-artifacts/trunk@885 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Wed, 07 Apr 2010 07:52:27 +0000
parents f198e4620546
children 797a6264b89b
rev   line source
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
1 package de.intevation.gnv.artifacts.cache;
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
2
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
3 import net.sf.ehcache.Cache;
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
4 import net.sf.ehcache.CacheManager;
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
5
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
6 import org.apache.log4j.Logger;
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
7
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
8 /**
790
f198e4620546 Added and repaired JavaDoc in cache package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 780
diff changeset
9 * The <code>CacheFactory</code> is used to initialize and retrieve Cache.
803
feae2f9d6c6f Removed trailing whitespace.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 790
diff changeset
10 *
780
c4156275c1e1 Bring @author javadoc tags in form '@author <a href="john.doe@example.com">John Doe</a>'
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 779
diff changeset
11 * @author <a href="mailto:tim.englich@intevation.de">Tim Englich</a>
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
12 */
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
13 public class CacheFactory {
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
14
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
15 /**
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
16 * the logger, used to log exceptions and additonaly information
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
17 */
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
18 private static Logger log = Logger.getLogger(CacheFactory.class);
171
7fb9441dd8af Format Code to max 80 Chars per Row and Cleanup
Tim Englich <tim.englich@intevation.de>
parents: 99
diff changeset
19
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
20 private final static String CACHENAME = "artifactdata";
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
21
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
22 /**
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
23 * The singleton Instance of this Factory.
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
24 */
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
25 private static CacheFactory instance = null;
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
26
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
27 /**
778
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
28 *
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
29 */
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
30 private CacheManager cacheManager = null;
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
31
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
32 /**
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
33 * Basic-Constructor of this Class
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
34 */
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
35 private CacheFactory() {
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
36 super();
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
37 }
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
38
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
39 /**
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
40 * This Method provides an singleton Instance of this Class.
778
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
41 *
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
42 * @return an singleton Instance of this Class
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
43 */
171
7fb9441dd8af Format Code to max 80 Chars per Row and Cleanup
Tim Englich <tim.englich@intevation.de>
parents: 99
diff changeset
44 public static CacheFactory getInstance() {
7fb9441dd8af Format Code to max 80 Chars per Row and Cleanup
Tim Englich <tim.englich@intevation.de>
parents: 99
diff changeset
45 if (instance == null) {
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
46 instance = new CacheFactory();
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
47 }
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
48 return instance;
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
49 }
171
7fb9441dd8af Format Code to max 80 Chars per Row and Cleanup
Tim Englich <tim.englich@intevation.de>
parents: 99
diff changeset
50
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
51 /**
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
52 * Getting the ConnectionPool
778
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
53 *
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
54 * @return the ConnectionPool
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
55 */
171
7fb9441dd8af Format Code to max 80 Chars per Row and Cleanup
Tim Englich <tim.englich@intevation.de>
parents: 99
diff changeset
56 public Cache getCache() {
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
57 return this.cacheManager.getCache(CACHENAME);
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
58 }
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
59
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
60 /**
171
7fb9441dd8af Format Code to max 80 Chars per Row and Cleanup
Tim Englich <tim.englich@intevation.de>
parents: 99
diff changeset
61 * Initializes the ConnectionPool. Should only be called once on system
7fb9441dd8af Format Code to max 80 Chars per Row and Cleanup
Tim Englich <tim.englich@intevation.de>
parents: 99
diff changeset
62 * startup
778
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
63 *
790
f198e4620546 Added and repaired JavaDoc in cache package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 780
diff changeset
64 * @param configurationFileName
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
65 */
171
7fb9441dd8af Format Code to max 80 Chars per Row and Cleanup
Tim Englich <tim.englich@intevation.de>
parents: 99
diff changeset
66 public void initializeCache(String configurationFileName) {
7fb9441dd8af Format Code to max 80 Chars per Row and Cleanup
Tim Englich <tim.englich@intevation.de>
parents: 99
diff changeset
67 if (cacheManager == null) {
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
68 cacheManager = new CacheManager(configurationFileName);
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
69 cacheManager.addCache(CACHENAME);
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
70 }
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
71 }
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
72
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
73 /**
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
74 * Checks if the ConnectionPool has already been initialized.
778
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
75 *
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
76 * @return true if the ConnectionPool is initialized.
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
77 */
171
7fb9441dd8af Format Code to max 80 Chars per Row and Cleanup
Tim Englich <tim.englich@intevation.de>
parents: 99
diff changeset
78 public boolean isInitialized() {
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
79 return this.cacheManager != null;
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
80 }
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
81
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
82 }
http://dive4elements.wald.intevation.org