spring整合redis配置

第一步：添加需要的jar包

　　　　<!-- redis -->
      <dependency>
          <groupId>redis.clients</groupId>
          <artifactId>jedis</artifactId>
          <version>2.1.0</version>
      </dependency>
      <dependency>
        <groupId>org.springframework.data</groupId>
        <artifactId>spring-data-redis</artifactId>
        <version>1.0.3.RELEASE</version>
      </dependency>

第二步：配置文件

redis.properties

#redis setting
redis.ip=127.0.0.1
redis.port=6379
redis.maxActive=1000
redis.maxIdle=100
redis.maxWait=1000
redis.testOnBorrow=true

spring-redis.xml

<beans xmlns="http://www.springframework.org/schema/beans"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd">

    <bean id="poolConfig" class="redis.clients.jedis.JedisPoolConfig">
        <property name="maxActive" value="${redis.maxActive}" />
        <property name="maxIdle" value="${redis.maxIdle}" />
        <property name="maxWait" value="${redis.maxWait}" />
        <property name="testOnBorrow" value="${redis.testOnBorrow}" />
    </bean>
    <bean id="redisTemplate" class="org.springframework.data.redis.core.RedisTemplate">
        <property name="connectionFactory" ref="connectionFactory" />
        <property name="keySerializer">
            <bean    class="org.springframework.data.redis.serializer.StringRedisSerializer" />
        </property>
        <property name="valueSerializer">
            <bean    class="org.springframework.data.redis.serializer.JdkSerializationRedisSerializer" />
        </property>
    </bean>
    <bean id="connectionFactory"
        class="org.springframework.data.redis.connection.jedis.JedisConnectionFactory">
        <property    name ="hostName"   value="${redis.ip}"   />
        <property    name ="port"   value="${redis.port}"   />
        <property    name ="poolConfig"   ref="poolConfig"   />
    </bean>

    <bean id="redisTemplateTool"
        class="org.springframework.beans.factory.config.MethodInvokingFactoryBean">
        <property name="targetClass" value="com.org.qin.common.utils.redis.RedisUtil" />
        <property name="targetMethod" value="initRedis" />
        <property name="arguments" ref="redisTemplate" />
    </bean>

</beans>

spring-bean.xml

<bean class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
      <property name="order" value="1"/>
      <property name="ignoreUnresolvablePlaceholders" value="true"/>
      <property name="locations">
        <list>
            <value>classpath:config/prop/redis.properties</value>
        </list>
      </property>
    </bean>  

 第三步：工具类

package com.org.qin.common.utils.redis;

import java.io.Serializable;
import java.util.concurrent.TimeUnit;

import org.slf4j.LoggerFactory;
import org.springframework.data.redis.core.RedisTemplate;

import com.org.qin.common.constants.RedisConstants;

public class RedisUtil {

    private static RedisTemplate<String, Serializable> redisTemplate;

    public static void initRedis(RedisTemplate<String, Serializable> redisTemplate) {
        RedisUtil.redisTemplate = redisTemplate;
    }

    public static void expire(String key, int seconds) {
        redisTemplate.expire(key, seconds, TimeUnit.SECONDS);
    }

    public static void delete(String key) {
        redisTemplate.delete(key);
        Object object = redisTemplate.opsForValue().get(key);
        System.out.println(object);
    }

    public static Object getObject(String key) {
        try{

            return redisTemplate.opsForValue().get(key);
        }
        catch(Throwable e){
            LoggerFactory.getLogger(RedisUtil.class).error("getObject", e);
        }
        return null;
    }

    public static void setObject(String key, Serializable object) {
        try{
            redisTemplate.opsForValue().set(key, object, RedisConstants.DEFAULT_TIMEOUT_SECONDS, TimeUnit.SECONDS);
        }
        catch(Throwable e){
            LoggerFactory.getLogger(RedisUtil.class).error("setObject", e);
        }
    }

    public static void setObject(String key, Serializable object, long timeout) {
        try{
            redisTemplate.opsForValue().set(key, object, timeout, TimeUnit.SECONDS);
        }
        catch(Throwable e){
            LoggerFactory.getLogger(RedisUtil.class).error("setObject", e);
        }
    }

}

第四步：测试类

package com.org.qin.controller.cache;

import java.io.Serializable;
import java.util.HashMap;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;

import com.org.qin.common.utils.redis.RedisUtil;

@Controller
@RequestMapping("redis")
public class RedisController {

    /**
     * 查询指定缓存
     *
     * @param request
     * @return
     */
    @RequestMapping("/getCache.htm")
    @ResponseBody
    public String getCache(HttpServletRequest request) {
        Map<String, Object> params = getRequestParams(request);
        return (String)RedisUtil.getObject((String)params.get("cacheKey"));

    }

    /**
     * 删除缓存
     *
     * @param request
     * @return
     */
    @RequestMapping("/deleteCache.htm")
    @ResponseBody
    public String deleteCache(HttpServletRequest request, HttpServletResponse response) {
        Map<String, Object> params = getRequestParams(request);
        RedisUtil.delete((String)params.get("cacheKey"));
        return "ok!";
    }

    /**
     * 添加缓存
     *
     * @param request
     * @return
     */
    @RequestMapping("/setCache.htm")
    @ResponseBody
    public String setCache(HttpServletRequest request, HttpServletResponse response) {
        Map<String, Object> params = getRequestParams(request);
        RedisUtil.setObject((String)params.get("cacheKey"), (Serializable)params.get("cacheData"));

        return "ok!";
    }

    /**
     * 功能描述: 获取请求参数
     *
     * @param request
     * @return
     */
    @SuppressWarnings("unchecked")
    public static Map<String, Object> getRequestParams(HttpServletRequest request) {
        Map<String, String[]> parameter = request.getParameterMap();
        String[] obj;
        Set<Entry<String, String[]>> entries = parameter.entrySet();
        Map<String, Object> params = new HashMap<String, Object>(entries.size());
        for(Map.Entry<String, String[]> m : entries){
            obj = m.getValue();
            params.put(m.getKey(), (obj.length > 1) ? obj : obj[0]);
        }
        return params;
    }
}

测试地址

http://localhost:12342/derella-web/redis/getCache.htm?cacheKey=test

http://localhost:12342/derella-web/redis/setCache.htm?cacheKey=test&cacheData=testdata

http://localhost:12342/derella-web/redis/deleteCache.htm?cacheKey=test