1
22
23 package com.liferay.portal.dao.orm.hibernate;
24
25 import com.liferay.portal.kernel.util.GetterUtil;
26 import com.liferay.portal.util.PropsUtil;
27
28 import com.opensymphony.oscache.base.CacheEntry;
29
30 import java.util.Properties;
31
32 import org.hibernate.cache.Cache;
33 import org.hibernate.cache.CacheException;
34 import org.hibernate.cache.CacheProvider;
35 import org.hibernate.cache.Timestamper;
36 import org.hibernate.util.StringHelper;
37
38
45 public class OSCacheProvider implements CacheProvider {
46
47 public static final String OSCACHE_REFRESH_PERIOD = "refresh.period";
48
49 public static final String OSCACHE_CRON = "cron";
50
51 public Cache buildCache(String region, Properties properties)
52 throws CacheException {
53
54 int refreshPeriod = GetterUtil.getInteger(
55 PropsUtil.get(StringHelper.qualify(region, OSCACHE_REFRESH_PERIOD)),
56 CacheEntry.INDEFINITE_EXPIRY);
57
58 String cron = PropsUtil.get(StringHelper.qualify(region, OSCACHE_CRON));
59
60 return new CacheWrapper(new OSCache(refreshPeriod, cron, region));
61 }
62
63 public boolean isMinimalPutsEnabledByDefault() {
64 return false;
65 }
66
67 public long nextTimestamp() {
68 return Timestamper.next();
69 }
70
71 public void start(Properties properties) throws CacheException {
72 }
73
74 public void stop() {
75 }
76
77 }