redis使用例子

Posted 2020-06-23 a393060727

package test.iafclub.redis;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.UUID;
import java.util.concurrent.TimeUnit;

import net.sf.json.JSONArray;
import net.sf.json.JSONObject;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.BoundHashOperations;
import org.springframework.data.redis.core.BoundListOperations;
import org.springframework.data.redis.core.BoundSetOperations;
import org.springframework.data.redis.core.BoundValueOperations;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

import com.iafclub.baseTools.util.MyDateUtil;
import com.iafclub.demo.domain.Dictionary;

@RunWith(SpringJUnit4ClassRunner.class)
//配置了@ContextConfiguration注解并使用该注解的locations属性指明spring和配置文件之后，
//@ContextConfiguration(locations = {"classpath:spring.xml","classpath:spring-activitymq-test.xml", "classpath:spring-mybatis.xml", "classpath:dubbo.xml" })
@ContextConfiguration(locations = {"classpath:spring.xml","classpath:spring-activitymq-test.xml", "classpath:spring-mybatis.xml", "classpath:dubbo.xml","classpath:spring-redis.xml" })
public class RedisTest {
    @Autowired
    private StringRedisTemplate stringRedisTemplate;
    @Autowired
    private RedisTemplate redisTemplate;
    
    private String REVERSE_KEY = "batchJob:task_";
    private Dictionary initDictionary(String i){
        Dictionary dictionary = new Dictionary();
        dictionary.setId(UUID.randomUUID().toString());
        dictionary.setTypeId("002");
        dictionary.setTypeName("字典分类");
        dictionary.setFieldKey("username"+i);
        dictionary.setFieldValue("路人甲");
        dictionary.setFieldBack("back1");
        dictionary.setFieldBack2("back2");
        dictionary.setFieldBack3("back3");
        dictionary.setRemark("备注"+i);
        return dictionary;
    }
    
    /**Map插入*/
    @Test
    public void testMapPut(){
        String key = REVERSE_KEY+"_testMap";
        Map<String, String> newMap = new HashMap<String, String>();
        stringRedisTemplate.boundHashOps(key).putAll(newMap);
        BoundHashOperations<String, Object, Object> testMap = stringRedisTemplate.boundHashOps(key);
        testMap.put("user2", JSONObject.fromObject(this.initDictionary("55555aa")).toString());
        testMap.persist();
    }    
    /**Map取值*/
    @Test
    public void testMapGet(){
        String key = "testMap";
        BoundHashOperations<String, Object, Object> testMap2 = stringRedisTemplate.boundHashOps(key);
        System.out.println(testMap2.getExpire());
        Dictionary dictionary = (Dictionary) JSONObject.toBean(JSONObject.fromObject(testMap2.get("user")), Dictionary.class);
        System.out.println(dictionary.getFieldKey());
    }
    
    /**String 类型插入*/
    @Test
    public void testStringPut(){
        for (int i=0;i<10;i++){
            Dictionary dictionary = this.initDictionary(i+"");
            String messageContent = JSONObject.fromObject(dictionary).toString();
            System.out.println("发送消息：" + messageContent);
            String key = "USER_"+i;
            stringRedisTemplate.boundValueOps(key).set(messageContent, 110,TimeUnit.DAYS);
        }

        List<Dictionary> dictionarys = new ArrayList<Dictionary>();
        for (int i=0;i<10;i++){

            Dictionary dictionary = this.initDictionary(i+"");
            dictionarys.add(dictionary);
        }
        String messageContent = JSONArray.fromObject(dictionarys).toString();
        System.out.println("发送消息：" + messageContent);
        BoundValueOperations<String, String> opt = stringRedisTemplate.boundValueOps("dictionarysList");
        opt.set(messageContent, 110,TimeUnit.SECONDS);
//        opt.set(messageContent);
        
        System.out.println("发送完成");
    }

    /**String 类型取值
     * 获取指定的值*/
    @Test
    public void testStringGet(){ 
        for (int i=0;i<1000;i++){
            BoundValueOperations<String, String> opt = stringRedisTemplate.boundValueOps("dictionarysList");
            try {
                Thread.sleep(1000);
            } catch (InterruptedException e) {
            }
            System.out.println(opt.getExpire());
            System.out.println(opt.get());
        }
    }

    /**String 类型取值
     *获取所有USER_开头为key的值
     * */    
    @Test
    public void getSetValue(){ 
        Set<String> keys = stringRedisTemplate.keys("USER_*");
        System.out.println(keys);
        for (String key : keys){
            BoundValueOperations<String, String> opt = stringRedisTemplate.boundValueOps(key);
            System.out.println(opt.getExpire());
        }
    }
    
    

    /**删除
     * */    
    @Test
    public void deleteValue(){ 
//        redisTemplate.delete("USER_*");
        stringRedisTemplate.delete("dictionarysList");
        System.out.println("0aaaaaaaaaaaaaaaaa");
    }
    
    
    

    /**删除
     * */    
    @Test
    public void addValue(){ 
//        redisTemplate.delete("USER_*");
        stringRedisTemplate.boundValueOps("dictionarysList").set("aa", 2, TimeUnit.MINUTES);
        System.out.println("0aaaaaaaaaaaaaaaaa");
    }


    /**添加list
     * */    
    @Test
    public void testRedisTemplate(){ 
//        redisTemplate.delete("USER_*");
        String key = "boundListOps";
        BoundListOperations boundListOperations = redisTemplate.boundListOps(key);
        System.out.println("=======a====="+boundListOperations);
        boundListOperations.leftPush(this.initDictionary(System.currentTimeMillis()+""));
        Object object = redisTemplate.boundListOps(key).leftPop();
        System.out.println("=======b====="+JSONObject.fromObject(object));
        
        System.out.println("\n\n\n\n\n\n\n\n\n\n");
    }    /**添加list
     * */    
    @Test
    public void testRedisTemplateB(){ 
        String key = "mygod";
        int i=0;
        while(true){
            i++;
            BoundListOperations boundListOperations = redisTemplate.boundListOps(key);
            System.out.println("=======a====="+boundListOperations.size());
            String keya = MyDateUtil.getCurrentDateTimeStr()+"00000000000"+i;
            boundListOperations.leftPush(this.initDictionary(keya));
            
            BoundSetOperations boundSetOperations = redisTemplate.boundSetOps(key+"Set");
            boundSetOperations.add(this.initDictionary(keya));
            
            if (i > 100){
                break;
            }
//            Dictionary dictionary = (Dictionary) boundListOperations.rightPop();
//            System.out.println(dictionary.getFieldKey());
        }
        System.out.println("\n\n\n\n\n\n\n\n\n\n");
    }
    @Test
    public void testRedisListC(){ 
        String key = "mygod";
        BoundListOperations boundListOperations = redisTemplate.boundListOps(key);
        System.out.println(boundListOperations.size());
        while (boundListOperations.size() > 0){
            System.out.println(boundListOperations.rightPop());
        }
    }
    

    @Test
    public void testRedisSet(){ 
        String key = "mygodSet";
        BoundSetOperations boundSetOperations = redisTemplate.boundSetOps(key);
        System.out.println(boundSetOperations.size());
        Set set = boundSetOperations.members();
        for(Iterator itor = set.iterator();itor.hasNext();){
            Dictionary d = (Dictionary) itor.next();
            System.out.println(JSONObject.fromObject(d));
        }
    }
}