redis 与 Spring 集成 redisspring
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2022-07-12 17:28:50
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ApplicationContent-reids.xml配置:
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx" xmlns:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-4.0.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-4.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-4.0.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd">
<context:property-placeholder location="classpath:redis.properties" />
<context:component-scan base-package="com.sc.ew.redis" />
<bean id="shardedJedisPools" class="redis.clients.jedis.ShardedJedisPool">
<constructor-arg index="0" ref="jedisPoolConfig" />
<constructor-arg index="1">
<list>
<!-- <bean name="slaver" class="redis.clients.jedis.JedisShardInfo">
<constructor-arg index="0" value="${redis.slaver.host}" />
<constructor-arg index="1" value="${redis.slaver.port}" type="int" />
</bean> -->
<bean name="master" class="redis.clients.jedis.JedisShardInfo">
<constructor-arg index="0" value="192.168.1.250" />
<constructor-arg index="1" value="6379" type="int" />
<constructor-arg index="2" value="10000" type="int" />
</bean>
</list>
</constructor-arg>
</bean>
<bean id="jedisPoolConfig" class="redis.clients.jedis.JedisPoolConfig">
<property name="maxTotal" value="5000" />
<property name="maxIdle" value="1000" />
<property name="minIdle" value="50" />
<property name="numTestsPerEvictionRun" value="1024" />
<property name="timeBetweenEvictionRunsMillis" value="30000" />
<property name="minEvictableIdleTimeMillis" value="-1" />
<property name="softMinEvictableIdleTimeMillis" value="10000" />
<property name="maxWaitMillis" value="10000" />
<property name="testOnBorrow" value="true" />
<property name="testWhileIdle" value="true" />
<property name="testOnReturn" value="false" />
<property name="jmxEnabled" value="true" />
<property name="jmxNamePrefix" value="youyuan" />
<property name="blockWhenExhausted" value="false" />
</bean>
</beans>
package com.sc.ew.redis.dao.source;
import redis.clients.jedis.ShardedJedis;
public interface RedisDataSource {
/**
* 取得redis的客户端,可以执行命令了。
* @return
*/
public abstract ShardedJedis getRedisClient();
public void returnResource(ShardedJedis shardedJedis);// 将资源返还给pool
public void returnResource(ShardedJedis shardedJedis, boolean broken);// 出现异常后,将资源返还给pool (其实不需要第二个方法)
}
package com.sc.ew.redis.dao.source.impl;
import javax.annotation.Resource;
import org.apache.log4j.Logger;
import org.springframework.stereotype.Repository;
import redis.clients.jedis.ShardedJedis;
import redis.clients.jedis.ShardedJedisPool;
import com.sc.ew.redis.dao.source.RedisDataSource;
@Repository
public class RedisDataSourceImpl implements RedisDataSource {
private static final Logger logger = Logger
.getLogger(RedisDataSourceImpl.class);
@Resource
private ShardedJedisPool shardedJedisPool;
public ShardedJedis getRedisClient() {
try {
ShardedJedis shardJedis = shardedJedisPool.getResource();
return shardJedis;
} catch (Exception e) {
logger.error("getRedisClent error", e);
}
return null;
}
public void returnResource(ShardedJedis shardedJedis) {
shardedJedisPool.returnResource(shardedJedis);
}
public void returnResource(ShardedJedis shardedJedis, boolean broken) {
if (broken) {
shardedJedisPool.returnBrokenResource(shardedJedis);
} else {
shardedJedisPool.returnResource(shardedJedis);
}
}
}
package com.sc.ew.redis.template;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.apache.log4j.Logger;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;
import com.sc.ew.redis.dao.source.RedisDataSource;
import com.sc.ew.redis.util.SerializationUtils;
import redis.clients.jedis.ShardedJedis;
@Repository
public class RedisHashTemplate {
private static final Logger logger = Logger
.getLogger(RedisHashTemplate.class);
@Autowired
private RedisDataSource redisDataSource;
public void disconnect() {
ShardedJedis shardedJedis = redisDataSource.getRedisClient();
shardedJedis.disconnect();
}
/**
* 将哈希表 key 中的域 field 的值设为 value 。 如果 key 不存在,一个新的哈希表被创建并进行 HSET 操作。 如果域
* field 已经存在于哈希表中,旧值将被覆盖。
*
* @param key
* @param field
* @param value
* @return
*/
public Long hset(String key, String field, String value) {
Long result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hset(key, field, value);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 将哈希表 key 中的域 field 的值设为 value 。 如果 key 不存在,一个新的哈希表被创建并进行 HSET 操作。 如果域
* field 已经存在于哈希表中,旧值将被覆盖。
*
* @param key
* @param field
* @param value
* @return
*/
public Long hsetObject(String key, String field, Object object) {
Long result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hset(key.getBytes(), field.getBytes(),
SerializationUtils.serialize(object));
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 返回哈希表 key 中给定域 field 的值。
*
* @param key
* @param field
* @return
*/
public String hget(String key, String field) {
String result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hget(key, field);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 返回哈希表 key 中给定域 field 的值。
*
* @param key
* @param field
* @return
*/
public Object hgetObject(String key, String field) {
Object result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = SerializationUtils.deserialize(shardedJedis.hget(
key.getBytes(), field.getBytes()));
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 将哈希表 key 中的域 field 的值设置为 value ,当且仅当域 field 不存在。 若域 field 已经存在,该操作无效。 如果
* key 不存在,一个新哈希表被创建并执行 HSETNX 命令。
*
* @param key
* @param field
* @param value
* @return
*/
public Long hsetnx(String key, String field, String value) {
Long result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hsetnx(key, field, value);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 同时将多个 field-value (域-值)对设置到哈希表 key 中。 此命令会覆盖哈希表中已存在的域。
*
* @param key
* @param hash
* @return
*/
public String hmset(String key, Map<String, String> hash) {
String result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hmset(key, hash);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 同时将多个 field-value (域-值)对设置到哈希表 key 中。 此命令会覆盖哈希表中已存在的域。
*
* @param key
* @param hash
* @return
*/
public String hmsetObject(String key, Map<String, Object> hashs) {
String result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
Map<byte[], byte[]> byteHash = new HashMap<byte[], byte[]>();
for (Map.Entry<String, Object> setMap : hashs.entrySet()) {
String keyMap = setMap.getKey();
Object valMap = setMap.getValue();
byteHash.put(keyMap.getBytes(),
SerializationUtils.serialize(valMap));
}
result = shardedJedis.hmset(key.getBytes(), byteHash);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 同时将多个 field-value (域-值)对设置到哈希表 key 中。 此命令会覆盖哈希表中已存在的域。
*
* @param key
* @param hash
* @return
*/
public String hmsetMapObject(String key, Map<String, Map<String, Object>> hashs) {
String result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
Map<byte[], byte[]> byteHash = new HashMap<byte[], byte[]>();
for (Map.Entry<String, Map<String, Object>> setMap : hashs.entrySet()) {
String keyMap = setMap.getKey();
Object valMap = setMap.getValue();
byteHash.put(keyMap.getBytes(),
SerializationUtils.serialize(valMap));
}
result = shardedJedis.hmset(key.getBytes(), byteHash);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 返回哈希表 key 中,一个或多个给定域的值。 如果给定的域不存在于哈希表,那么返回一个 nil 值。
*
* @param key
* @param fields
* @return
*/
public List<String> hmget(String key, String... fields) {
List<String> result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hmget(key, fields);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 返回哈希表 key 中,一个或多个给定域的值。 如果给定的域不存在于哈希表,那么返回一个 nil 值。
*
* @param key
* @param fields
* @return
*/
public List<Object> hmgetObject(String key, String... fields) {
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
byte[][] bytes = new byte[fields.length][];
for (int i = 0; i < fields.length; i++) {
bytes[i] = fields[i].getBytes();
}
List<byte[]> resultList = shardedJedis.hmget(key.getBytes(), bytes);
List<Object> resultObject = new ArrayList<Object>();
for (byte[] byteList : resultList) {
resultObject.add(SerializationUtils.deserialize(byteList));
}
return resultObject;
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return null;
}
/**
* 为哈希表 key 中的域 field 的值加上增量 increment 。 增量也可以为负数,相当于对给定域进行减法操作。
*
* @param key
* @param field
* @param value
* @return
*/
public Long hincrBy(String key, String field, long value) {
Long result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hincrBy(key, field, value);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 查看哈希表 key 中,给定域 field 是否存在。
*
* @param key
* @param field
* @return
*/
public Boolean hexists(String key, String field) {
Boolean result = false;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hexists(key, field);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 删除哈希表 key 中的一个或多个指定域,不存在的域将被忽略。
*
* @param key
* @param field
* @return
*/
public Long hdelAll(String key) {
Long result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
Set<String> keys = hkeys(key);
if(keys.size() > 0){
String[] arr = new String[keys.size()];
keys.toArray(arr);
result = hdel(key, arr);
}
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 删除哈希表 key 中的一个或多个指定域,不存在的域将被忽略。
*
* @param key
* @param field
* @return
*/
public Long hdel(String key, String... field) {
Long result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hdel(key, field);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 返回哈希表 key 中域的数量。
*
* @param key
* @return
*/
public Long hlen(String key) {
Long result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hlen(key);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 返回哈希表 key 中的所有域。
*
* @param key
* @return
*/
public Set<String> hkeys(String key) {
Set<String> result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hkeys(key);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 返回哈希表 key 中所有域的值。
*
* @param key
* @return
*/
public List<String> hvals(String key) {
List<String> result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hvals(key);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 返回哈希表 key 中,所有的域和值。 在返回值里,紧跟每个域名(field
* name)之后是域的值(value),所以返回值的长度是哈希表大小的两倍。
*
* @param key
* @return
*/
public Map<String, String> hgetAll(String key) {
Map<String, String> result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hgetAll(key);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 返回哈希表 key 中,所有的域和值。 在返回值里,紧跟每个域名(field
* name)之后是域的值(value),所以返回值的长度是哈希表大小的两倍。
*
* @param key
* @return
*/
public Map<String, Object> hgetAllObject(String key) {
Map<String, Object> result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
Map<byte[], byte[]> resultByteMap = shardedJedis.hgetAll(key
.getBytes());
result = new HashMap<String, Object>();
for (Map.Entry<byte[], byte[]> entrySet : resultByteMap.entrySet()) {
byte[] keyMap = entrySet.getKey();
byte[] valMap = entrySet.getValue();
result.put(new String(keyMap),
SerializationUtils.deserialize(valMap));
}
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
}
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx" xmlns:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-4.0.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-4.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-4.0.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd">
<context:property-placeholder location="classpath:redis.properties" />
<context:component-scan base-package="com.sc.ew.redis" />
<bean id="shardedJedisPools" class="redis.clients.jedis.ShardedJedisPool">
<constructor-arg index="0" ref="jedisPoolConfig" />
<constructor-arg index="1">
<list>
<!-- <bean name="slaver" class="redis.clients.jedis.JedisShardInfo">
<constructor-arg index="0" value="${redis.slaver.host}" />
<constructor-arg index="1" value="${redis.slaver.port}" type="int" />
</bean> -->
<bean name="master" class="redis.clients.jedis.JedisShardInfo">
<constructor-arg index="0" value="192.168.1.250" />
<constructor-arg index="1" value="6379" type="int" />
<constructor-arg index="2" value="10000" type="int" />
</bean>
</list>
</constructor-arg>
</bean>
<bean id="jedisPoolConfig" class="redis.clients.jedis.JedisPoolConfig">
<property name="maxTotal" value="5000" />
<property name="maxIdle" value="1000" />
<property name="minIdle" value="50" />
<property name="numTestsPerEvictionRun" value="1024" />
<property name="timeBetweenEvictionRunsMillis" value="30000" />
<property name="minEvictableIdleTimeMillis" value="-1" />
<property name="softMinEvictableIdleTimeMillis" value="10000" />
<property name="maxWaitMillis" value="10000" />
<property name="testOnBorrow" value="true" />
<property name="testWhileIdle" value="true" />
<property name="testOnReturn" value="false" />
<property name="jmxEnabled" value="true" />
<property name="jmxNamePrefix" value="youyuan" />
<property name="blockWhenExhausted" value="false" />
</bean>
</beans>
package com.sc.ew.redis.dao.source;
import redis.clients.jedis.ShardedJedis;
public interface RedisDataSource {
/**
* 取得redis的客户端,可以执行命令了。
* @return
*/
public abstract ShardedJedis getRedisClient();
public void returnResource(ShardedJedis shardedJedis);// 将资源返还给pool
public void returnResource(ShardedJedis shardedJedis, boolean broken);// 出现异常后,将资源返还给pool (其实不需要第二个方法)
}
package com.sc.ew.redis.dao.source.impl;
import javax.annotation.Resource;
import org.apache.log4j.Logger;
import org.springframework.stereotype.Repository;
import redis.clients.jedis.ShardedJedis;
import redis.clients.jedis.ShardedJedisPool;
import com.sc.ew.redis.dao.source.RedisDataSource;
@Repository
public class RedisDataSourceImpl implements RedisDataSource {
private static final Logger logger = Logger
.getLogger(RedisDataSourceImpl.class);
@Resource
private ShardedJedisPool shardedJedisPool;
public ShardedJedis getRedisClient() {
try {
ShardedJedis shardJedis = shardedJedisPool.getResource();
return shardJedis;
} catch (Exception e) {
logger.error("getRedisClent error", e);
}
return null;
}
public void returnResource(ShardedJedis shardedJedis) {
shardedJedisPool.returnResource(shardedJedis);
}
public void returnResource(ShardedJedis shardedJedis, boolean broken) {
if (broken) {
shardedJedisPool.returnBrokenResource(shardedJedis);
} else {
shardedJedisPool.returnResource(shardedJedis);
}
}
}
package com.sc.ew.redis.template;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.apache.log4j.Logger;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;
import com.sc.ew.redis.dao.source.RedisDataSource;
import com.sc.ew.redis.util.SerializationUtils;
import redis.clients.jedis.ShardedJedis;
@Repository
public class RedisHashTemplate {
private static final Logger logger = Logger
.getLogger(RedisHashTemplate.class);
@Autowired
private RedisDataSource redisDataSource;
public void disconnect() {
ShardedJedis shardedJedis = redisDataSource.getRedisClient();
shardedJedis.disconnect();
}
/**
* 将哈希表 key 中的域 field 的值设为 value 。 如果 key 不存在,一个新的哈希表被创建并进行 HSET 操作。 如果域
* field 已经存在于哈希表中,旧值将被覆盖。
*
* @param key
* @param field
* @param value
* @return
*/
public Long hset(String key, String field, String value) {
Long result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hset(key, field, value);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 将哈希表 key 中的域 field 的值设为 value 。 如果 key 不存在,一个新的哈希表被创建并进行 HSET 操作。 如果域
* field 已经存在于哈希表中,旧值将被覆盖。
*
* @param key
* @param field
* @param value
* @return
*/
public Long hsetObject(String key, String field, Object object) {
Long result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hset(key.getBytes(), field.getBytes(),
SerializationUtils.serialize(object));
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 返回哈希表 key 中给定域 field 的值。
*
* @param key
* @param field
* @return
*/
public String hget(String key, String field) {
String result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hget(key, field);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 返回哈希表 key 中给定域 field 的值。
*
* @param key
* @param field
* @return
*/
public Object hgetObject(String key, String field) {
Object result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = SerializationUtils.deserialize(shardedJedis.hget(
key.getBytes(), field.getBytes()));
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 将哈希表 key 中的域 field 的值设置为 value ,当且仅当域 field 不存在。 若域 field 已经存在,该操作无效。 如果
* key 不存在,一个新哈希表被创建并执行 HSETNX 命令。
*
* @param key
* @param field
* @param value
* @return
*/
public Long hsetnx(String key, String field, String value) {
Long result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hsetnx(key, field, value);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 同时将多个 field-value (域-值)对设置到哈希表 key 中。 此命令会覆盖哈希表中已存在的域。
*
* @param key
* @param hash
* @return
*/
public String hmset(String key, Map<String, String> hash) {
String result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hmset(key, hash);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 同时将多个 field-value (域-值)对设置到哈希表 key 中。 此命令会覆盖哈希表中已存在的域。
*
* @param key
* @param hash
* @return
*/
public String hmsetObject(String key, Map<String, Object> hashs) {
String result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
Map<byte[], byte[]> byteHash = new HashMap<byte[], byte[]>();
for (Map.Entry<String, Object> setMap : hashs.entrySet()) {
String keyMap = setMap.getKey();
Object valMap = setMap.getValue();
byteHash.put(keyMap.getBytes(),
SerializationUtils.serialize(valMap));
}
result = shardedJedis.hmset(key.getBytes(), byteHash);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 同时将多个 field-value (域-值)对设置到哈希表 key 中。 此命令会覆盖哈希表中已存在的域。
*
* @param key
* @param hash
* @return
*/
public String hmsetMapObject(String key, Map<String, Map<String, Object>> hashs) {
String result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
Map<byte[], byte[]> byteHash = new HashMap<byte[], byte[]>();
for (Map.Entry<String, Map<String, Object>> setMap : hashs.entrySet()) {
String keyMap = setMap.getKey();
Object valMap = setMap.getValue();
byteHash.put(keyMap.getBytes(),
SerializationUtils.serialize(valMap));
}
result = shardedJedis.hmset(key.getBytes(), byteHash);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 返回哈希表 key 中,一个或多个给定域的值。 如果给定的域不存在于哈希表,那么返回一个 nil 值。
*
* @param key
* @param fields
* @return
*/
public List<String> hmget(String key, String... fields) {
List<String> result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hmget(key, fields);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 返回哈希表 key 中,一个或多个给定域的值。 如果给定的域不存在于哈希表,那么返回一个 nil 值。
*
* @param key
* @param fields
* @return
*/
public List<Object> hmgetObject(String key, String... fields) {
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
byte[][] bytes = new byte[fields.length][];
for (int i = 0; i < fields.length; i++) {
bytes[i] = fields[i].getBytes();
}
List<byte[]> resultList = shardedJedis.hmget(key.getBytes(), bytes);
List<Object> resultObject = new ArrayList<Object>();
for (byte[] byteList : resultList) {
resultObject.add(SerializationUtils.deserialize(byteList));
}
return resultObject;
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return null;
}
/**
* 为哈希表 key 中的域 field 的值加上增量 increment 。 增量也可以为负数,相当于对给定域进行减法操作。
*
* @param key
* @param field
* @param value
* @return
*/
public Long hincrBy(String key, String field, long value) {
Long result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hincrBy(key, field, value);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 查看哈希表 key 中,给定域 field 是否存在。
*
* @param key
* @param field
* @return
*/
public Boolean hexists(String key, String field) {
Boolean result = false;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hexists(key, field);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 删除哈希表 key 中的一个或多个指定域,不存在的域将被忽略。
*
* @param key
* @param field
* @return
*/
public Long hdelAll(String key) {
Long result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
Set<String> keys = hkeys(key);
if(keys.size() > 0){
String[] arr = new String[keys.size()];
keys.toArray(arr);
result = hdel(key, arr);
}
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 删除哈希表 key 中的一个或多个指定域,不存在的域将被忽略。
*
* @param key
* @param field
* @return
*/
public Long hdel(String key, String... field) {
Long result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hdel(key, field);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 返回哈希表 key 中域的数量。
*
* @param key
* @return
*/
public Long hlen(String key) {
Long result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hlen(key);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 返回哈希表 key 中的所有域。
*
* @param key
* @return
*/
public Set<String> hkeys(String key) {
Set<String> result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hkeys(key);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 返回哈希表 key 中所有域的值。
*
* @param key
* @return
*/
public List<String> hvals(String key) {
List<String> result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hvals(key);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 返回哈希表 key 中,所有的域和值。 在返回值里,紧跟每个域名(field
* name)之后是域的值(value),所以返回值的长度是哈希表大小的两倍。
*
* @param key
* @return
*/
public Map<String, String> hgetAll(String key) {
Map<String, String> result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
result = shardedJedis.hgetAll(key);
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
/**
* 返回哈希表 key 中,所有的域和值。 在返回值里,紧跟每个域名(field
* name)之后是域的值(value),所以返回值的长度是哈希表大小的两倍。
*
* @param key
* @return
*/
public Map<String, Object> hgetAllObject(String key) {
Map<String, Object> result = null;
ShardedJedis shardedJedis = null;
boolean broken = false;
try {
shardedJedis = redisDataSource.getRedisClient();
Map<byte[], byte[]> resultByteMap = shardedJedis.hgetAll(key
.getBytes());
result = new HashMap<String, Object>();
for (Map.Entry<byte[], byte[]> entrySet : resultByteMap.entrySet()) {
byte[] keyMap = entrySet.getKey();
byte[] valMap = entrySet.getValue();
result.put(new String(keyMap),
SerializationUtils.deserialize(valMap));
}
} catch (Exception e) {
logger.error(e.getMessage(), e);
broken = true;
}finally {
redisDataSource.returnResource(shardedJedis, broken);
}
return result;
}
}
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