Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/artifacts/cache/CacheFactory.java @ 779:b1f5f2a8840f

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Ordered imports. Removed needless imports. Removed empty headers. gnv-artifacts/trunk@854 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Mon, 29 Mar 2010 08:51:20 +0000
parents 9a828e5a2390
children c4156275c1e1
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 /**
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
9 * @author Tim Englich <tim.englich@intevation.de>
778
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
10 *
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
11 */
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
12 public class CacheFactory {
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
13
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 * 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
16 */
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
17 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
18
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
19 private final static String CACHENAME = "artifactdata";
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
20
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 * The singleton Instance of this Factory.
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
23 */
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
24 private static CacheFactory instance = null;
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
25
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
26 /**
778
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
27 *
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
28 */
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
29 private CacheManager cacheManager = null;
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
30
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 * Basic-Constructor of this Class
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
33 */
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
34 private CacheFactory() {
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
35 super();
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
36 }
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 * 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
40 *
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
41 * @return an singleton Instance of this Class
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
42 */
171
7fb9441dd8af Format Code to max 80 Chars per Row and Cleanup
Tim Englich <tim.englich@intevation.de>
parents: 99
diff changeset
43 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
44 if (instance == null) {
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
45 instance = new CacheFactory();
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
46 }
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
47 return instance;
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
48 }
171
7fb9441dd8af Format Code to max 80 Chars per Row and Cleanup
Tim Englich <tim.englich@intevation.de>
parents: 99
diff changeset
49
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
50 /**
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
51 * Getting the ConnectionPool
778
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
52 *
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
53 * @return the ConnectionPool
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
54 */
171
7fb9441dd8af Format Code to max 80 Chars per Row and Cleanup
Tim Englich <tim.englich@intevation.de>
parents: 99
diff changeset
55 public Cache getCache() {
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
56 return this.cacheManager.getCache(CACHENAME);
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
57 }
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 /**
171
7fb9441dd8af Format Code to max 80 Chars per Row and Cleanup
Tim Englich <tim.englich@intevation.de>
parents: 99
diff changeset
60 * 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
61 * startup
778
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
62 *
171
7fb9441dd8af Format Code to max 80 Chars per Row and Cleanup
Tim Englich <tim.englich@intevation.de>
parents: 99
diff changeset
63 * @param properties
7fb9441dd8af Format Code to max 80 Chars per Row and Cleanup
Tim Englich <tim.englich@intevation.de>
parents: 99
diff changeset
64 * the Properties for the Individual Configuration of the
7fb9441dd8af Format Code to max 80 Chars per Row and Cleanup
Tim Englich <tim.englich@intevation.de>
parents: 99
diff changeset
65 * ConnectionPool
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
66 */
171
7fb9441dd8af Format Code to max 80 Chars per Row and Cleanup
Tim Englich <tim.englich@intevation.de>
parents: 99
diff changeset
67 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
68 if (cacheManager == null) {
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
69 cacheManager = new CacheManager(configurationFileName);
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
70 cacheManager.addCache(CACHENAME);
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 /**
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
75 * Checks if the ConnectionPool has already been initialized.
778
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
76 *
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
77 * @return true if the ConnectionPool is initialized.
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
78 */
171
7fb9441dd8af Format Code to max 80 Chars per Row and Cleanup
Tim Englich <tim.englich@intevation.de>
parents: 99
diff changeset
79 public boolean isInitialized() {
99
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
80 return this.cacheManager != null;
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
bb45c5097cb6 ehcache Integration for storing the chartresultvalues
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
83 }
http://dive4elements.wald.intevation.org