Java（五）：Spring Boot 集成Redis - 基础操作

引入依赖

<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-data-redis</artifactId>
    <version>2.1.3.RELEASE</version>
</dependency>

配置文件

spring:
  redis:
    database: 0
    host: 127.0.0.1
    port: 6379
    password: 123456

源码

package com.example.demo.service.impl;

import com.example.demo.entity.User;
import com.example.demo.service.UserService;
import org.springframework.data.redis.core.HashOperations;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.util.*;

/**
 * (User)表服务实现类
 */
@Service("userService")
public class UserServiceImpl implements UserService {
    
    

    private static final String KEY = "user";

    @Resource
    private StringRedisTemplate stringRedisTemplate;

    /**
     * 新增数据
     *
     * @param user 实例对象
     * @return 实例对象
     */
    @Override
    public Map<String, Object> insert(User user) {
    
    
        HashOperations<String, String, Object> hashOperations = this.stringRedisTemplate.opsForHash();
        hashOperations.put(KEY, "id", UUID.randomUUID().toString());
        hashOperations.put(KEY, "name", user.name);
        hashOperations.put(KEY, "gender", user.gender.toString());
        hashOperations.put(KEY, "height", user.height.toString());
        hashOperations.put(KEY, "weight", user.weight.toString());
        hashOperations.put(KEY, "country", user.country);
        hashOperations.put(KEY, "createTime", new Date().toString());

        Set<String> keys = hashOperations.keys(KEY);
        Map<String, Object> map = new HashMap<>();
        for (String key : keys) {
    
    
            map.put(key, hashOperations.get(KEY, key));
        }
        return map;
    }

}