1. 程式人生 > >專案中加入redis

專案中加入redis

在spring的配置檔案中加入redis的配置:

    <!-- 配置redis --> 
    <bean id="jedisPoolConfig" class="redis.clients.jedis.JedisPoolConfig">
        <property name="maxTotal" value="200" />
        <property name="maxIdle" value="100" />
        <property name="timeBetweenEvictionRunsMillis" value
="30000" />
<property name="minEvictableIdleTimeMillis" value="30000" /> <property name="testOnBorrow" value="true" /> </bean> <!-- redis 配置,也可以把配置挪到properties配置檔案中,再讀取 --> <bean id="jedisPool" class="redis.clients.jedis.JedisPool"> <constructor-arg
index="0" ref="jedisPoolConfig" />
<constructor-arg index="1" value="127.0.0.1" name="host" type="java.lang.String" /> <constructor-arg index="2" value="6379" name="port" type="int" /> <constructor-arg index="3" value="5000" name="timeout" type
="int" />
<constructor-arg index="4" value="" name="password" type="java.lang.String" /> </bean> <bean id="jedisConnectionFactory" class="org.springframework.data.redis.connection.jedis.JedisConnectionFactory" scope="singleton"> <property name="hostName" value="127.0.0.1" /> <property name="port" value="6379" /> <property name="password" value="" /> <property name="timeout" value="100000" /><!-- redis快取時間測試10分鐘過期,重新登入ok --> <property name="poolConfig" ref="jedisPoolConfig" /> <property name="usePool" value="true" /> </bean> <bean id="redisTemplate" class="org.springframework.data.redis.core.RedisTemplate"> <property name="connectionFactory" ref="jedisConnectionFactory" /> <property name="keySerializer"> <bean class="org.springframework.data.redis.serializer.StringRedisSerializer" /> </property> <property name="hashKeySerializer"> <bean class="org.springframework.data.redis.serializer.StringRedisSerializer" /> </property> <property name="valueSerializer"> <bean class="org.springframework.data.redis.serializer.JdkSerializationRedisSerializer" /> </property> </bean> <!-- 自定義的redis工具類,用於setter,getter --> <bean id="redisTemplateUtils" class="com.redis.RedisTemplateUtils"> <property name="redisTemplate" ref="redisTemplate" /> </bean>

自定義的工具類RedisTemplateUtils,用來編寫java程式碼時,需要向redis存入或者取出資料時方便操作,這個寫的不全,是為了測試寫的,可以自己上網上抄一個全的,嘿嘿:

package com.redis;

import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.SetOperations;
import org.springframework.data.redis.core.ZSetOperations;
/**
 * 
 * @author HKY
 *
 */
public class RedisTemplateUtils {

    private RedisTemplate<String, String> redisTemplate;

    /**
     * 用於spring注入.
     * @param redisTemplate
     */
    public void setRedisTemplate(RedisTemplate<String, String> redisTemplate) {
        this.redisTemplate = redisTemplate;
    }

    /**
     * 獲取模板redis物件.
     * @return
     */
    public RedisTemplate<String, String> getRedisTemplate() {
        return redisTemplate;
    }


    /**
     * zSet有序集合,預設按照score升序排列,儲存格式K(1)==V(n),V(1)=S(1)(K=key,V=value,S=score)
     * @param key
     *          鍵
     * @param value
     *          值
     * @param number
     *          插入序號
     * @return
     */
    public  Boolean zSet(String key, String value, Integer score) {
        Boolean result;
        ZSetOperations<String, String> zSet = redisTemplate.opsForZSet();
        result = zSet.add(key, value, score);
        if (result) {
            System.out.println("zset儲存成功");
        }else {
            System.out.println("zset儲存失敗");
        }
        return result;
    }

    /**
     * 無序集合,add的順序不是儲存順序
     * @param key
     * @param values
     * @return
     */
    public Long set(String key, String... values) {
        Long result;
        SetOperations<String, String> set = redisTemplate.opsForSet();
        result = set.add(key, values);
        if (result != null) {
            System.out.println("set儲存成功");
        }else {
            System.out.println("set儲存失敗");
        }
        return result;
    }
}

當然, 也可以直接在專案中呼叫原始的redisTemplate,但是要把它用spring注入。。噁心了,貌似不要那樣做的好!自己玩玩就行了。。。

測試:

    @Autowired
    private RedisTemplateUtils redisUtils;
    private void goTest(){
        redisUtils.set("hh", "hahah");
        redisUtils.zSet("kk", "gogo", 0);
        System.out.println("ok");
    }