1
22
23 package com.liferay.portal.spring.hibernate;
24
25 import com.liferay.portal.kernel.util.GetterUtil;
26 import com.liferay.portal.util.PropsUtil;
27 import com.liferay.util.dao.hibernate.CacheWrapper;
28
29 import com.opensymphony.oscache.base.CacheEntry;
30
31 import java.util.Properties;
32
33 import org.hibernate.cache.Cache;
34 import org.hibernate.cache.CacheException;
35 import org.hibernate.cache.CacheProvider;
36 import org.hibernate.cache.Timestamper;
37 import org.hibernate.util.StringHelper;
38
39
46 public class OSCacheProvider implements CacheProvider {
47
48 public static final String OSCACHE_REFRESH_PERIOD = "refresh.period";
49
50 public static final String OSCACHE_CRON = "cron";
51
52 public Cache buildCache(String region, Properties properties)
53 throws CacheException {
54
55 int refreshPeriod = GetterUtil.getInteger(
56 PropsUtil.get(StringHelper.qualify(region, OSCACHE_REFRESH_PERIOD)),
57 CacheEntry.INDEFINITE_EXPIRY);
58
59 String cron = PropsUtil.get(StringHelper.qualify(region, OSCACHE_CRON));
60
61 return new CacheWrapper(new OSCache(refreshPeriod, cron, region));
62 }
63
64 public boolean isMinimalPutsEnabledByDefault() {
65 return false;
66 }
67
68 public long nextTimestamp() {
69 return Timestamper.next();
70 }
71
72 public void start(Properties properties) throws CacheException {
73 }
74
75 public void stop() {
76 }
77
78 }