RedisCacheManager.java
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package com.huaheng.framework.redis;
import com.huaheng.common.utils.RedisUtils;
import org.apache.shiro.cache.Cache;
import org.apache.shiro.cache.CacheException;
import org.apache.shiro.cache.CacheManager;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Component;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
@Component
public class RedisCacheManager implements CacheManager
{
private final Logger logger = LoggerFactory.getLogger(RedisCacheManager.class);
@SuppressWarnings({ "unchecked", "rawtypes" })
private final ConcurrentMap<String, Cache> caches = new ConcurrentHashMap();
@Autowired
private RedisUtils redisUtils;
public static final String DEFAULT_CACHE_KEY_PREFIX = "shiro:redisCache:";
private String keyPrefix = DEFAULT_CACHE_KEY_PREFIX;
// expire time in seconds
public static final long DEFAULT_EXPIRE = 30 * 60 * 1000;
@Value("${redis.timeout}")
private long expire ;
public static final String DEFAULT_PRINCIPAL_ID_FIELD_NAME = "authCacheKey or id";
private String principalIdFieldName = DEFAULT_PRINCIPAL_ID_FIELD_NAME;
@SuppressWarnings({ "rawtypes", "unchecked" })
@Override
public <K, V> Cache<K, V> getCache(String cacheName) throws CacheException
{
this.logger.debug("get cache, cacheName=" + cacheName);
Cache cache = (Cache) this.caches.get(cacheName);
if (cache == null)
{
this.logger.debug("get cache but cache is null");
cache = new ShiroRedisCache(this.redisUtils, this.keyPrefix + cacheName + ":", expire,
this.principalIdFieldName);
this.caches.put(cacheName, cache);
}
return (Cache) cache;
}
public String getKeyPrefix()
{
return keyPrefix;
}
public void setKeyPrefix(String keyPrefix)
{
this.keyPrefix = keyPrefix;
}
public long getExpire()
{
return expire;
}
public void setExpire(long expire)
{
this.expire = expire;
}
public String getPrincipalIdFieldName()
{
return principalIdFieldName;
}
public void setPrincipalIdFieldName(String principalIdFieldName)
{
this.principalIdFieldName = principalIdFieldName;
}
public void setRedisUtils(RedisUtils redisUtils)
{
this.redisUtils = redisUtils;
}
}