SpringBootラーニング:Redisの統合
5729 ワード
プロジェクトのダウンロード先:http://download.csdn.NET/detail/aqsunkai/9805821
pom.xmlはredisへの依存を追加します:
プロジェクトが起動する前にredisサーバを起動する必要があります.知らない場合はブログを参照してください.http://blog.csdn.net/aqsunkai/article/details/51324176
pom.xmlはredisへの依存を追加します:
org.springframework.boot
spring-boot-starter-redis
1.4.5.RELEASE
アプリケーション.yml構成redis起動パラメータ:spring:
redis:
# Redis
host: localhost
# Redis
port: 6379
# Redis ( )
password:
pool:
# ( )
max-active: 8
#
min-idle: 0
# ( )
max-wait: -1
#
max-idle: 8
# ( )
timeout: 20
Redisの起動クラスは次のとおりです.package com.sun.configuration;
import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.apache.log4j.Logger;
import org.springframework.boot.bind.RelaxedPropertyResolver;
import org.springframework.cache.CacheManager;
import org.springframework.cache.annotation.CachingConfigurerSupport;
import org.springframework.cache.annotation.EnableCaching;
import org.springframework.cache.interceptor.KeyGenerator;
import org.springframework.context.EnvironmentAware;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.env.Environment;
import org.springframework.data.redis.cache.RedisCacheManager;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import redis.clients.jedis.JedisPool;
import redis.clients.jedis.JedisPoolConfig;
import java.lang.reflect.Method;
/**
* redis
*/
@Configuration
@EnableCaching
public class RedisConfig extends CachingConfigurerSupport implements EnvironmentAware {
private final Logger logger = Logger.getLogger(RedisConfig.class);
private RelaxedPropertyResolver propertyResolver;
public void setEnvironment(Environment env) {
this.propertyResolver = new RelaxedPropertyResolver(env, "spring.redis.");
}
@Bean("jedisPool")
public JedisPool redisPoolFactory() {
logger.info("redis :" + propertyResolver.getProperty("host") +
":" + propertyResolver.getProperty("port"));
JedisPoolConfig jedisPoolConfig = new JedisPoolConfig();
jedisPoolConfig.setMaxIdle(Integer.valueOf(propertyResolver.getProperty("pool.max-idle")));
jedisPoolConfig.setMaxWaitMillis(Integer.valueOf(propertyResolver.getProperty("pool.max-wait")));
JedisPool jedisPool = new JedisPool(jedisPoolConfig, propertyResolver.getProperty("host"),
Integer.valueOf(propertyResolver.getProperty("port")),
Integer.valueOf(propertyResolver.getProperty("timeout")));
logger.info("jedisPool !!");
return jedisPool;
}
/**
* key
* key
* @return
*/
@Bean
public KeyGenerator keyGenerator() {
return new KeyGenerator() {
@Override
public Object generate(Object target, Method method, Object... params) {
StringBuilder sb = new StringBuilder();
sb.append(target.getClass().getName());
sb.append(method.getName());
for (Object obj : params) {
sb.append(obj.toString());
}
return sb.toString();
}
};
}
/**
* RedisTemplate
* @param factory
* @return
*/
@Bean
public RedisTemplate redisTemplate(RedisConnectionFactory factory) {
StringRedisTemplate template = new StringRedisTemplate(factory);
Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
ObjectMapper om = new ObjectMapper();
om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
jackson2JsonRedisSerializer.setObjectMapper(om);
template.setValueSerializer(jackson2JsonRedisSerializer);
template.afterPropertiesSet();
return template;
}
/**
*
*
* @param redisTemplate
* @return
*/
@Bean
public CacheManager cacheManager(RedisTemplate redisTemplate) {
RedisCacheManager rcm = new RedisCacheManager(redisTemplate);
// --
rcm.setDefaultExpiration(86400);//
return rcm;
}
}
ServiceImplビジネス処理クラスで注釈を使用します.@Cacheable(value="common",key="'id_'+#id")
public User selectByPrimaryKey(Integer id) {
return userMapper.selectByPrimaryKey(id);
}
フロント入力アドレス呼び出しバックグラウンドには、最初の印刷が実行されたsqlが表示され、2回目は印刷されません.プロジェクトが起動する前にredisサーバを起動する必要があります.知らない場合はブログを参照してください.http://blog.csdn.net/aqsunkai/article/details/51324176