Detailed explanation of redis configuration based on idea Maven
- 2021-11-02 00:42:23
- OfStack
pom. xml File Requirements
<dependency>
<groupId>redis.clients</groupId>
<artifactId>jedis</artifactId>
<version>2.9.0</version>
</dependency>
<dependency>
<groupId>org.springframework.data</groupId>
<artifactId>spring-data-redis</artifactId>
<version>2.1.0.RELEASE</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.11</version>
<scope>test</scope>
</dependency>
Spring Configuration File Requirements
<!-- spring data redis -->
<bean id="jedisConnectionFactory" class="org.springframework.data.redis.connection.jedis.JedisConnectionFactory">
<property name="usePool" value="true"></property>
<property name="hostName" value="${redis.host}" />
<property name="port" value="${redis.port}" />
<!-- <property name="password" value=""/> -->
<property name="timeout" value="${redis.timeout}" />
<property name="database" value="${redis.default.db}"></property>
<constructor-arg ref="jedisPoolConfig" />
</bean>
<!-- Connection pool parameter configuration -->
<bean id="jedisPoolConfig" class="redis.clients.jedis.JedisPoolConfig">
<property name="maxTotal" value="${redis.maxActive}" />
<property name="maxIdle" value="${redis.maxIdle}" />
<property name="maxWaitMillis" value="${redis.maxWait}" />
</bean>
<!-- Configure redis Template , Easy access to data -->
<!-- <bean id="redisTemplate" class="org.springframework.data.redis.core.StringRedisTemplate">-->
<bean id="redisTemplate" class="org.springframework.data.redis.core.RedisTemplate">
<property name="connectionFactory" ref="jedisConnectionFactory" />
</bean>
Create the application. properties file in resources
jdbc.driver=com.mysql.jdbc.Driver
jdbc.url=jdbc\:mysql\://127.0.0.1:3306/mybatis01?useUnicode=true&characterEncoding=UTF-8
jdbc.username=root
jdbc.password=root
# Define the initial number of connections
jdbc.initialSize=0
# Define the maximum number of connections
jdbc.maxActive=20
# Defining Maximum Idle
jdbc.maxIdle=20
# Defining Minimum Idle
jdbc.minIdle=1
# Define the maximum wait time
jdbc.maxWait=60000
dbcp.initialSize=15
dbcp.maxActive=5000
dbcp.maxIdle=0
dbcp.maxWait=900000
dbcp.defaultAutoCommit=true
dbcp.removeAbandoned=true
dbcp.removeAbandonedTimeout=30
dbcp.whenExhaustedAction=1
dbcp.validationQuery=select 1
dbcp.testOnBorrow=fasle
dbcp.testOnReturn=false
#redis Server address of
redis.host=127.0.0.1
#redis Service port of
redis.port=6379
# Password
redis.pass=root
# Linked database
redis.default.db=0
# Client timeout is in milliseconds
redis.timeout=100000
# Maximum number of connections
redis.maxActive=300
# Maximum idle number
redis.maxIdle=100
# Maximum connection establishment wait time
redis.maxWait=1000
# Indicates whether to verify the connection before taking it out of the pool , If verification fails , Remove the connection from the pool and try to remove another 1 A
#DBSync.testOnBorrow=true
redis.clientName=requirepass
Several types of tests for redis (String, list, hash, set, sortedset)
package cn.hp;
import org.junit.Test;
import redis.clients.jedis.Jedis;
import redis.clients.jedis.JedisPool;
import redis.clients.jedis.JedisPoolConfig;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.stream.Stream;
public class JedisTest {
@Test
public void test1(){
Jedis jedis = new Jedis("127.0.0.1",6379);
jedis.select(1);
jedis.set("username"," Zhang 3");
System.out.println(jedis.get("username"));
jedis.close();
}
/**
* Storing time-limited data
*/
@Test
public void test2(){
Jedis jedis = new Jedis("127.0.0.1",6379);
jedis.select(1);
jedis.setex("code",20,"778899");
System.out.println(jedis.get("code"));
jedis.close();
}
/**
*
*/
@Test
public void test3(){
Jedis jedis = new Jedis("127.0.0.1",6379);
jedis.lpush("mylist","b","c","d");
jedis.rpush("mylist","e","f","g");
List<String> jlist = jedis.lrange("mylist",0,-1);
for (String j:jlist){
System.out.println(j);
}
jedis.close();
}
/**
* Operation set Set
*/
@Test
public void test4(){
Jedis jedis = new Jedis("127.0.0.1",6379);
jedis.sadd("myset","zs","ls","ww","zl");
Set<String> set=jedis.smembers("myset");
for (String s:set){
System.out.println(s);
}
jedis.close();
}
/**
* Operation hash Hash type
*/
@Test
public void test5(){
Jedis jedis = new Jedis("127.0.0.1",6379);
jedis.hset("myhash","userName","zs");
jedis.hset("myhash","pass","123456");
Map<String ,String>map = jedis.hgetAll("myhash");
Set<String> keys = map.keySet();
for (String k:keys){
String value = map.get(k);
System.out.println("k"+k+"value:"+value);
}
jedis.close();
}
/**
* Sort
*/
@Test
public void test6(){
Jedis jedis = new Jedis("127.0.0.1",6379);
jedis.zadd("mysort",90,"zs");
jedis.zadd("mysort",80,"ls");
jedis.zadd("mysort",70,"ww");
Set<String> set=jedis.zrange("mysort",0,-1);
for (String s:set){
System.out.println(s);
}
jedis.close();
}
/**
* jedis Connection pool usage
*/
@Test
public void test7(){
JedisPoolConfig config=new JedisPoolConfig();// Create 1 Configuration objects
config.setMaxTotal(50);
config.setMaxIdle(10);
JedisPool jedisPool = new JedisPool(config, "127.0.0.1", 6379);// Get connection pool
// Get it from the connection pool 1 A jedis Connect
Jedis jedis = jedisPool.getResource();
jedis.set("aabb","123");
jedis.close();// Return Connection
}
}