org.hibernate.cache.redis.strategy.AbstractRedisAccessStrategy Maven / Gradle / Ivy
/*
* Copyright 2011-2013 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.hibernate.cache.redis.strategy;
import org.hibernate.cache.redis.regions.RedisTransactionalDataRegion;
import org.hibernate.cache.spi.access.SoftLock;
import org.hibernate.cfg.Settings;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* AbstractRedisAccessStrategy
*
* @author [email protected]
* @since 13. 4. 5. 오후 10:07
*/
abstract class AbstractRedisAccessStrategy {
private static final Logger log = LoggerFactory.getLogger(AbstractRedisAccessStrategy.class);
protected final T region;
protected final Settings settings;
AbstractRedisAccessStrategy(T region, Settings settings) {
this.region = region;
this.settings = settings;
}
protected Settings settings() {
return settings;
}
public final boolean putFromLoad(Object key,
Object value,
long txTimestamp,
Object version) {
return putFromLoad(key, value, txTimestamp, version, settings.isMinimalPutsEnabled());
}
public abstract boolean putFromLoad(Object key,
Object value,
long txTimestamp,
Object version,
boolean minimalPutOverride);
/**
* Region locks are not supported
*/
public final SoftLock lockRegion() {
return null;
}
/**
* Region locks are not supported - perform a cache clear as a precaution.
*
* @param lock soft lock instance
*/
public final void unlockRegion(SoftLock lock) {
region.clear();
}
/**
* A no-op since this is an asynchronous cache access strategy.
*
* @param key key
*/
public void remove(Object key) { }
/**
* Called to evict data from the entire region
*/
public final void removeAll() {
region.clear();
}
/**
* Remove the given mapping without regard to transactional safety
*
* @param key key
*/
public final void evict(Object key) {
region.remove(key);
}
/**
* Remove all mappings without regard to transactional safety
*/
public final void evictAll() {
region.clear();
}
}