Spring Boot2.0之整合Redis详解编程语言

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> 
  <modelVersion>4.0.0</modelVersion> 
  <groupId>redis</groupId> 
  <artifactId>com.toov5.redis</artifactId> 
  <version>0.0.1-SNAPSHOT</version> 
  <parent> 
        <groupId>org.springframework.boot</groupId> 
        <artifactId>spring-boot-starter-parent</artifactId> 
        <version>2.0.0.RELEASE</version> 
    </parent> 
    <dependencies> 
        <!-- SpringBoot web 核心组件 --> 
        <dependency> 
            <groupId>org.springframework.boot</groupId> 
            <artifactId>spring-boot-starter-web</artifactId> 
        </dependency> 
        <dependency> 
            <groupId>org.springframework.boot</groupId> 
            <artifactId>spring-boot-starter-data-redis</artifactId> 
        </dependency> 
    </dependencies> 
 
 
    <build> 
        <plugins> 
            <plugin> 
                <groupId>org.apache.maven.plugins</groupId> 
                <artifactId>maven-compiler-plugin</artifactId> 
                <configuration> 
                    <source>1.8</source> 
                    <target>1.8</target> 
                </configuration> 
            </plugin> 
            <plugin> 
                <groupId>org.springframework.boot</groupId> 
                <artifactId>spring-boot-maven-plugin</artifactId> 
                <configuration> 
                    <maimClass> 
                        com.itmayiedu.controller.IndexController</maimClass> 
                </configuration> 
                <executions> 
                    <execution> 
                        <goals> 
                            <goal>repackage</goal> 
                        </goals> 
                    </execution> 
                </executions> 
 
            </plugin> 
        </plugins> 
    </build> 
   
   
</project>

package com.toov5.service; 
 
import java.util.Set; 
import java.util.concurrent.TimeUnit; 
 
import org.springframework.beans.factory.annotation.Autowired; 
import org.springframework.data.redis.core.StringRedisTemplate; 
import org.springframework.stereotype.Component; 
 
@Component 
public class RedisService { 
 
    @Autowired 
    private StringRedisTemplate stringRedisTemplate; 
    //这样该方法支持多种数据类型  
    public void set(String key , Object object, Long time){ 
        if (object instanceof String ) {  //判断下是String类型不 
            String argString =(String)object;  //强转下 
            //存放String类型的 
            stringRedisTemplate.opsForValue().set(key, argString); 
        } 
        //如果存放Set类型 
        if (object instanceof Set) { 
            Set<String> valueSet =(Set<String>)object; 
            for(String string:valueSet){ 
                stringRedisTemplate.opsForSet().add(key, string);  //此处点击下源码看下 第二个参数可以放好多 
            } 
        } 
        //设置有效期 
        if (time != null) { 
            stringRedisTemplate.expire(key, time, TimeUnit.SECONDS); 
        } 
         
    } 
    //做个封装 
    public void setString(String key, Object object){ 
        String argString =(String)object;  //强转下 
        //存放String类型的 
        stringRedisTemplate.opsForValue().set(key, argString); 
    } 
    public void setSet(String key, Object object){ 
        Set<String> valueSet =(Set<String>)object; 
        for(String string:valueSet){ 
            stringRedisTemplate.opsForSet().add(key, string);  //此处点击下源码看下 第二个参数可以放好多 
        } 
    } 
     
    public String getString(String key){ 
     return    stringRedisTemplate.opsForValue().get(key); 
    } 
     
     
}

package com.toov5.controller; 
 
import org.springframework.beans.factory.annotation.Autowired; 
import org.springframework.web.bind.annotation.RequestMapping; 
import org.springframework.web.bind.annotation.RestController; 
 
import com.toov5.service.RedisService; 
 
@RestController 
public class IndexController { 
  @Autowired 
  private RedisService redisService; 
     
   @RequestMapping("/setString") 
   public String setString(String key, String value){ 
       redisService.set(key, value, 500l); //超时时间500s   l表示long型 
       return "成功"; 
   } 
    
   @RequestMapping("get") 
   public String get(String key){ 
       return redisService.getString(key); 
   } 
}

package com.toov5.app; 
 
import org.springframework.boot.SpringApplication; 
import org.springframework.boot.autoconfigure.SpringBootApplication; 
 
@SpringBootApplication(scanBasePackages={"com.toov5.*"}) 
public class app { 
 public static void main(String[] args) { 
    SpringApplication.run(app.class, args); 
} 
}