package com.demo.spring.mybatis.cache;
import java.util.concurrent.locks.ReadWriteLock;
import java.util.concurrent.locks.ReentrantReadWriteLock;
import org.apache.ibatis.cache.Cache;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.demo.spring.mybatis.util.SerializeUtil;
import redis.clients.jedis.Jedis;
import redis.clients.jedis.JedisPool;
public class MybatisRedisCache implements Cache {
private static Logger logger = LoggerFactory.getLogger(MybatisRedisCache.class);
private Jedis redisClient = createReids();
private final ReadWriteLock readWriteLock = new ReentrantReadWriteLock();
private String id;
public MybatisRedisCache(final String id) {
if (id == null) {
throw new IllegalArgumentException("Cache instances require an ID");
}
logger.debug(">>>>>>>>>>>>>>>>>>>>>>>>MybatisRedisCache:id=" + id);
this.id = id;
}
@Override
public String getId() {
return this.id;
}
@Override
public int getSize() {
return Integer.valueOf(redisClient.dbSize().toString());
}
@Override
public void putObject(Object key, Object value) {
logger.debug(">>>>>>>>>>>>>>>>>>>>>>>>putObject:" + key + "=" + value);
redisClient.set(SerializeUtil.serialize(key.toString()), SerializeUtil.serialize(value));
}
@Override
public Object getObject(Object key) {
Object value = SerializeUtil.unserialize(redisClient.get(SerializeUtil.serialize(key.toString())));
logger.debug(">>>>>>>>>>>>>>>>>>>>>>>>getObject:" + key + "=" + value);
return value;
}
@Override
public Object removeObject(Object key) {
return redisClient.expire(SerializeUtil.serialize(key.toString()), 0);
}
@Override
public void clear() {
redisClient.flushDB();
}
@Override
public ReadWriteLock getReadWriteLock() {
return readWriteLock;
}
protected static Jedis createReids() {
JedisPool pool = new JedisPool("127.0.0.1", 6379);
return pool.getResource();
}
}
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