Maven依赖
<!-- Shiro核心包 -->
<dependency>
<groupId>org.apache.shiro</groupId>
<artifactId>shiro-core</artifactId>
<version>1.2.3</version>
</dependency>
<dependency>
<groupId>org.apache.shiro</groupId>
<artifactId>shiro-spring</artifactId>
<version>1.2.3</version>
</dependency>
<dependency>
<groupId>org.apache.shiro</groupId>
<artifactId>shiro-web</artifactId>
<version>1.2.2</version>
</dependency>
<!-- redis -->
<dependency>
<groupId>redis.clients</groupId>
<artifactId>jedis</artifactId>
<version>2.5.0</version>
</dependency>
<dependency>
<groupId>org.springframework.data</groupId>
<artifactId>spring-data-redis</artifactId>
<version>1.6.2.RELEASE</version>
</dependency>
JedisUtil
@Component
public class JedisUtil {
@Autowired
private JedisConnectionFactory jedisConnectionFactory;
private JedisConnection getJedis(){
return jedisConnectionFactory.getConnection();
}
public byte[] set(byte[] key, byte[] value) {
JedisConnection jedis = getJedis();
try {
jedis.set(key,value);
return value;
} finally {
jedis.close();
}
}
public void expire(byte[] key, int i) {
JedisConnection jedis = getJedis();
try {
jedis.expire(key,i);
} finally {
jedis.close();
}
}
public byte[] get(byte[] key) {
JedisConnection jedis = getJedis();
try {
return jedis.get(key);
} finally {
jedis.close();
}
}
public void del(byte[] key) {
JedisConnection jedis = getJedis();
try {
jedis.del(key);
} finally {
jedis.close();
}
}
public Set<byte[]> keys(String shiro_session_prefix) {
JedisConnection jedis = getJedis();
try {
return jedis.keys((shiro_session_prefix + "*").getBytes());
} finally {
jedis.close();
}
}
}
RedisCache
@Component
public class RedisCache<K,V> implements Cache<K,V> {
@Autowired
private JedisUtil jedisUtil;
//设置一个前缀
private final String cache_prefix = "shiro-cache:";
//写一个获取key的方法
private byte[] getKey(K k){
//如果k是String类型 直接将k和前缀连接起来
if(k instanceof String){
return (cache_prefix + k).getBytes();
}
//如果不是直接返回k序列化后的数组
return SerializationUtils.serialize(k);
}
@Override
public V get(K k) throws CacheException {
byte[] value = jedisUtil.get(getKey(k));
if(value != null){
return (V)SerializationUtils.deserialize(value);
}
return null;
}
@Override
public V put(K k, V v) throws CacheException {
byte[] key = getKey(k);
byte[] value = SerializationUtils.serialize(v);
jedisUtil.set(key,value);
jedisUtil.expire(key,600);
return v;
}
@Override
public V remove(K k) throws CacheException {
byte[] key = getKey(k);
byte[] value = jedisUtil.get(key);
jedisUtil.del(key);
if(value != null){
return (V)SerializationUtils.deserialize(value);
}
return null;
}
@Override
public void clear() throws CacheException {
}
@Override
public int size() {
return 0;
}
@Override
public Set<K> keys() {
return null;
}
@Override
public Collection<V> values() {
return null;
}
}
RedisCacheManager
public class RedisCacheManager implements CacheManager {
@Autowired
private RedisCache redisCache;
@Override
public <K, V> Cache<K, V> getCache(String s) throws CacheException {
return redisCache;
}
}
spring-shiro.xml
<!--shiro缓存配置-->
<bean id="shiroCacheManager" class="com.xinjianqiao.mian.cache.RedisCacheManager"/>