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redis提供了灵活的数据查询方式,最牛的就是key的搜索支持正则表达式。
jedis.keys(“*”);表示搜索所有key jedis.keys(“abc*”)表示搜索开头为abc的key数据
遍历了key就能遍历到value。
其实就是一个set 复制代码 代码如下: RedisDO rd = new RedisDO(); rd.open(); Set s = rd.jedis.keys("*"); Iterator it = s.iterator();
while (it.hasNext()) { String key = (String) it.next(); String value = rd.jedis.get(key); System.out.println(key + value); } rd.close(); rd的算法为集成redis 运算 复制代码 代码如下: package com.javaer.click.way;
import redis.clients.jedis.Jedis; import redis.clients.jedis.JedisPool; import redis.clients.jedis.JedisPoolConfig; import redis.clients.jedis.exceptions.JedisConnectionException;
public class RedisDO { public Jedis jedis;
public void close(){ jedis.disconnect(); jedis = null; }
public Jedis open(){ JedisPoolConfig config = new JedisPoolConfig();
config.setMaxActive(100);
config.setMaxIdle(20);
config.setMaxWait(1000l); JedisPool pool; pool = new JedisPool(config,"xxxxxxxx.xx.xx.xx",6379);
boolean borrowOrOprSuccess = true; try { jedis = pool.getResource(); // do redis opt by instance } catch (JedisConnectionException e) { borrowOrOprSuccess = false; if (jedis != null) pool.returnBrokenResource(jedis);
} finally { if (borrowOrOprSuccess) pool.returnResource(jedis); } jedis = pool.getResource(); return jedis; } /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub
}
} (编辑:安卓应用网)
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