package com.wbg.springRedis.test;import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.data.redis.core.RedisTemplate;import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;public class TestHash {static RedisTemplate redisTemplate = null;public static void main(String[] args) {ApplicationContext applicationContext = new ClassPathXmlApplicationContext("spring-redis.xml");redisTemplate = applicationContext.getBean(RedisTemplate.class);String key = "hash";Map<String, String> map = new HashMap<>();map.put("filed1", "value1");map.put("filed2", "value2");//相当于hmset
        redisTemplate.opsForHash().putAll(key, map);//相当于hsetredisTemplate.opsForHash().put(key, "filed3", "10");//相当于hexists key filed //是否存在boolean bool = redisTemplate.opsForHash().hasKey(key, "filed3");System.out.println(bool);//相当于hgetall {filed1=value1, filed2=value2, filed3=10}获取所有hash的键=值Map map1 = redisTemplate.opsForHash().entries(key);System.out.println(map1);//hincrby //加5  如果是原数据是float类型会异常redisTemplate.opsForHash().increment(key, "filed3", 5);pring("filed3");//hincrbyfloat 2.3redisTemplate.opsForHash().increment(key, "filed3", 2.2);pring("filed3");//hvals [value1, value2, 17.199999999999999] 获取所有的value
        System.out.println(redisTemplate.opsForHash().values(key));//hkeys [filed1, filed2, filed3] //获取所有的键
        System.out.println(redisTemplate.opsForHash().keys(key));List<String> list = new ArrayList<>();list.add("filed1");list.add("filed2");//hmget  [value1, value2] // 获取对于的键  值 没有就返回空
        System.out.println(redisTemplate.opsForHash().multiGet(key, list));//hsetnx 不存在的时候才会设置进入true   否则返回falseSystem.out.println(redisTemplate.opsForHash().putIfAbsent(key,"filed4", "value4"));//hdel 返回删除个数System.out.println(redisTemplate.opsForHash().delete(key,"filed1","filed2","filed6"));}public static void pring(String filed) {System.out.println(redisTemplate.opsForHash().get("hash", filed));}
}