版权声明:本文为博主原创文章,未经博主允许不得转载。 https://blog.csdn.net/zhangminemail/article/details/82927493
1、具体用的类如下
RedisProperties.java
import org.springframework.boot.context.properties.ConfigurationProperties;
@ConfigurationProperties(prefix="redis")
public class RedisProperties {
private String host;
private Integer port;
public String getHost() {
return host;
}
public void setHost(String host) {
this.host = host;
}
public Integer getPort() {
return port;
}
public void setPort(Integer port) {
this.port = port;
}
}
RedisAutoConfiguration.java
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import redis.clients.jedis.Jedis;
@ConditionalOnClass(Jedis.class)
@Configuration
@EnableConfigurationProperties(RedisProperties.class)
public class RedisAutoConfiguration {
@Bean
@ConditionalOnMissingBean
public Jedis jedis(RedisProperties redisProperties){
return new Jedis(redisProperties.getHost(), redisProperties.getPort());
}
}
2、使用方法有两种
方式一:自定义注解
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import org.springframework.context.annotation.Import;
@Target(ElementType.TYPE)
@Retention(RetentionPolicy.RUNTIME)
@Documented
@Import(RedisAutoConfiguration.class)
public @interface EnableJedis {
}
@EnableJedis
@SpringBootApplication
public class App
{
方式二:利用spring.factories文件配置
org.springframework.boot.autoconfigure.EnableAutoConfiguration = com.zemel.test.RedisAutoConfiguration