org.crazycake.shiro.RedisCacheManager Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of shiro-redis Show documentation

shiro only provide the support of ehcache and concurrentHashMap. Here is an implement of redis cache can be used by shiro. Hope it will help you!

The newest version!

package org.crazycake.shiro;

import org.apache.shiro.cache.Cache;
import org.apache.shiro.cache.CacheException;
import org.apache.shiro.cache.CacheManager;
import org.crazycake.shiro.serializer.ObjectSerializer;
import org.crazycake.shiro.serializer.RedisSerializer;
import org.crazycake.shiro.serializer.StringSerializer;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;

public class RedisCacheManager implements CacheManager {

	private final Logger logger = LoggerFactory.getLogger(RedisCacheManager.class);

	// fast lookup by name map
	private final ConcurrentMap caches = new ConcurrentHashMap<>();
	private RedisSerializer keySerializer = new StringSerializer();
	private RedisSerializer valueSerializer = new ObjectSerializer();

	private IRedisManager redisManager;

	// expire time in seconds
	public static final int DEFAULT_EXPIRE = 1800;
	private int expire = DEFAULT_EXPIRE;

	/**
	 * The Redis key prefix for caches
	 */
	public static final String DEFAULT_CACHE_KEY_PREFIX = "shiro:cache:";
	private String keyPrefix = DEFAULT_CACHE_KEY_PREFIX;

	public static final String DEFAULT_PRINCIPAL_ID_FIELD_NAME = "id";
	private String principalIdFieldName = DEFAULT_PRINCIPAL_ID_FIELD_NAME;

	@Override
	public  Cache getCache(String name) throws CacheException {
		logger.debug("get cache, name=" + name);

		Cache cache = caches.get(name);

		if (cache == null) {
			cache = new RedisCache(redisManager, keySerializer, valueSerializer, keyPrefix + name + ":", expire, principalIdFieldName);
			caches.put(name, cache);
		}
		return cache;
	}

	public IRedisManager getRedisManager() {
		return redisManager;
	}

	public void setRedisManager(IRedisManager redisManager) {
		this.redisManager = redisManager;
	}

	public String getKeyPrefix() {
		return keyPrefix;
	}

	public void setKeyPrefix(String keyPrefix) {
		this.keyPrefix = keyPrefix;
	}

	public RedisSerializer getKeySerializer() {
		return keySerializer;
	}

	public void setKeySerializer(RedisSerializer keySerializer) {
		this.keySerializer = keySerializer;
	}

	public RedisSerializer getValueSerializer() {
		return valueSerializer;
	}

	public void setValueSerializer(RedisSerializer valueSerializer) {
		this.valueSerializer = valueSerializer;
	}

	public int getExpire() {
		return expire;
	}

	public void setExpire(int expire) {
		this.expire = expire;
	}

	public String getPrincipalIdFieldName() {
		return principalIdFieldName;
	}

	public void setPrincipalIdFieldName(String principalIdFieldName) {
		this.principalIdFieldName = principalIdFieldName;
	}
}