Java CacheConfiguration.setDiskPersistent方法代码示例

import net.sf.ehcache.config.CacheConfiguration; //导入方法依赖的package包/类
private CacheManager getCacheManager() {
	if (manager == null) {
		Configuration config = new Configuration();
		CacheConfiguration cacheconfig = new CacheConfiguration(getName(), maxElementsInMemory);
		cacheconfig.setDiskExpiryThreadIntervalSeconds(diskExpiryThreadIntervalSeconds);
		cacheconfig.setDiskPersistent(diskPersistent);
		cacheconfig.setEternal(eternal);
		cacheconfig.setMaxElementsOnDisk(maxElementsOnDisk);
		cacheconfig.setMemoryStoreEvictionPolicyFromObject(memoryStoreEvictionPolicy);
		cacheconfig.setOverflowToDisk(overflowToDisk);
		cacheconfig.setTimeToIdleSeconds(timeToIdleSeconds);
		cacheconfig.setTimeToLiveSeconds(timeToLiveSeconds);

		DiskStoreConfiguration diskStoreConfigurationParameter = new DiskStoreConfiguration();
		diskStoreConfigurationParameter.setPath(getPath().getAbsolutePath());
		config.addDiskStore(diskStoreConfigurationParameter);
		config.setDefaultCacheConfiguration(cacheconfig);
		manager = new CacheManager(config);
	}
	return manager;
}
 

import net.sf.ehcache.config.CacheConfiguration; //导入方法依赖的package包/类
/**
 * Read cache config from the file caches.dat
 *
 * @param strCacheName
 *            The cache name
 * @return The config
 */
private CacheConfiguration getCacheConfiguration( String strCacheName )
{
    CacheConfiguration config = new CacheConfiguration( );
    config.setName( strCacheName );
    config.setMaxElementsInMemory( getIntProperty( strCacheName, PROPERTY_MAX_ELEMENTS, _nDefaultMaxElementsInMemory ) );
    config.setEternal( getBooleanProperty( strCacheName, PROPERTY_ETERNAL, _bDefaultEternal ) );
    config.setTimeToIdleSeconds( getLongProperty( strCacheName, PROPERTY_TIME_TO_IDLE, _lDefaultTimeToIdle ) );
    config.setTimeToLiveSeconds( getLongProperty( strCacheName, PROPERTY_TIME_TO_LIVE, _lDefaultTimeToLive ) );
    config.setOverflowToDisk( getBooleanProperty( strCacheName, PROPERTY_OVERFLOW_TO_DISK, _bDefaultOverflowToDisk ) );
    config.setDiskPersistent( getBooleanProperty( strCacheName, PROPERTY_DISK_PERSISTENT, _bDefaultDiskPersistent ) );
    config.setDiskExpiryThreadIntervalSeconds( getLongProperty( strCacheName, PROPERTY_DISK_EXPIRY, _lDefaultDiskExpiry ) );
    config.setMaxElementsOnDisk( getIntProperty( strCacheName, PROPERTY_MAX_ELEMENTS_DISK, _nDefaultMaxElementsOnDisk ) );
    config.setStatistics( getBooleanProperty( strCacheName, PROPERTY_STATISTICS, _bDefaultStatistics ) );

    return config;
}
 

import net.sf.ehcache.config.CacheConfiguration; //导入方法依赖的package包/类
@SuppressWarnings("deprecation")
@Override
public void afterPropertiesSet() throws Exception {
    Cache.ID = key + "." + Dates.newDateStringOfFormatDateTimeSSSNoneSpace();
    Cache.HOST = Utils.getLocalHostIP();
    Cache.CACHE_STORE = key + spliter + "cache" + spliter + "store";
    Cache.CACHE_STORE_SYNC = Cache.CACHE_STORE + spliter + "sync";
    if (this.localEnabled) {
        Configuration configuration = new Configuration();
        configuration.setName(Cache.ID);
        configuration.setMaxBytesLocalHeap(localMaxBytesLocalHeap);
        configuration.setMaxBytesLocalDisk(localMaxBytesLocalDisk);
        // DiskStore
        // 每次启动设置新的文件地址,以避免重启期间一级缓存未同步,以及单机多应用启动造成EhcacheManager重复的问题.
        DiskStoreConfiguration dsc = new DiskStoreConfiguration();
        dsc.setPath(localStoreLocation + Cache.ID);
        configuration.diskStore(dsc);
        // DefaultCache
        CacheConfiguration defaultCacheConfiguration = new CacheConfiguration();
        defaultCacheConfiguration.setEternal(false);
        defaultCacheConfiguration.setOverflowToDisk(true);
        defaultCacheConfiguration.setDiskPersistent(false);
        defaultCacheConfiguration.memoryStoreEvictionPolicy(MemoryStoreEvictionPolicy.LRU);
        defaultCacheConfiguration.setDiskExpiryThreadIntervalSeconds(localDiskExpiryThreadIntervalSeconds);
        // 默认false,使用引用.设置为true,避免外部代码修改了缓存对象.造成EhCache的缓存对象也随之改变
        // 但是设置为true后,将引起element的tti不自动刷新.如果直接新建element去覆盖原值.则本地ttl和远程ttl会产生一定的误差.
        // 因此,使用时放弃手动覆盖方式刷新本地tti,当本地tti过期后,自动从Redis中再获取即可.
        defaultCacheConfiguration.copyOnRead(true);
        defaultCacheConfiguration.copyOnWrite(true);
        defaultCacheConfiguration.setTimeToIdleSeconds(localTimeToIdleSeconds);
        defaultCacheConfiguration.setTimeToLiveSeconds(localTimeToLiveSeconds);
        configuration.setDefaultCacheConfiguration(defaultCacheConfiguration);
        configuration.setDynamicConfig(false);
        configuration.setUpdateCheck(false);
        this.cacheManager = new CacheManager(configuration);
        this.cacheSync = new RedisPubSubSync(this);// 使用Redis Topic发送订阅缓存变更消息
    }
}
 

import net.sf.ehcache.config.CacheConfiguration; //导入方法依赖的package包/类
protected void overrideCacheConfiguration(Properties properties, CacheConfiguration cacheConfig, String cacheName) {
	String cachePrefix = NET_SF_EHCACHE_REGION_PREFIX + cacheName + ".";

	if(properties.get(cachePrefix + "maxElementsInMemory") != null) {
		int maxElementsInMemory = Integer.parseInt((String)properties.get(cachePrefix + "maxElementsInMemory"));
		cacheConfig.setMaxElementsInMemory(maxElementsInMemory);
	}

	if(properties.get(cachePrefix + "eternal") != null) {
		boolean eternal = Boolean.parseBoolean((String)properties.get(cachePrefix + "eternal"));
		cacheConfig.setEternal(eternal);
	}

	if(properties.get(cachePrefix + "timeToIdleSeconds") != null) {
		long timeToIdleSeconds = Long.parseLong((String)properties.get(cachePrefix + "timeToIdleSeconds"));
		cacheConfig.setTimeToIdleSeconds(timeToIdleSeconds);
	}

	if(properties.get(cachePrefix + "timeToLiveSeconds") != null) {
		long timeToLiveSeconds = Long.parseLong((String)properties.get(cachePrefix + "timeToLiveSeconds"));
		cacheConfig.setTimeToLiveSeconds(timeToLiveSeconds);
	}

	if(properties.get(cachePrefix + "overflowToDisk") != null) {
		boolean overflowToDisk = Boolean.parseBoolean((String)properties.get(cachePrefix + "overflowToDisk"));
		cacheConfig.setOverflowToDisk(overflowToDisk);
	}

	if(properties.get(cachePrefix + "maxElementsOnDisk") != null){
		int maxElementsOnDisk = Integer.parseInt((String)properties.get(cachePrefix + "maxElementsOnDisk"));
		cacheConfig.setMaxElementsOnDisk(maxElementsOnDisk);
	}

	if(properties.get(cachePrefix + "diskPersistent") != null){
		boolean diskPersistent = Boolean.parseBoolean((String)properties.get(cachePrefix + "diskPersistent"));
		cacheConfig.setDiskPersistent(diskPersistent);
	}

	if(properties.get(cachePrefix + "diskExpiryThreadIntervalSeconds") != null) {
		long diskExpiryThreadIntervalSeconds = Long.parseLong((String)properties.get(cachePrefix + "diskExpiryThreadIntervalSeconds"));
		cacheConfig.setDiskExpiryThreadIntervalSeconds(diskExpiryThreadIntervalSeconds);
	}

	if(properties.get(cachePrefix + "diskExpiryThreadIntervalSeconds") != null) {
		String memoryStoreEvictionPolicy = (String) properties.get(cachePrefix + "memoryStoreEvictionPolicy");
		cacheConfig.setMemoryStoreEvictionPolicy(memoryStoreEvictionPolicy);
	}
}