
RestTemplate远程调用之设置超时时间的几种方式
·
RestTemplate远程调用之设置超时时间的几种方式
文章目录
1. 通过SimpleClientHttpRequestFactory设置
设置方式1: SimpleClientHttpRequestFactory
package com.yuan.config;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.client.SimpleClientHttpRequestFactory;
import org.springframework.web.client.RestTemplate;
/**
* 设置RestTemplate超时时间,单位:毫秒
* 如这里设置为10分钟
*/
@Configuration
public class RestTemplateTimeOutConfig {
/**
* 方式1: SimpleClientHttpRequestFactory
* @return
*/
@Bean
public RestTemplate restTemplate() {
SimpleClientHttpRequestFactory requestFactory = new SimpleClientHttpRequestFactory();
requestFactory.setConnectTimeout(1000 * 60 * 60 * 10);
requestFactory.setReadTimeout(1000 * 60 * 60 * 10);
return new RestTemplate(requestFactory);
}
}
2. 通过HttpComponentsClientHttpRequestFactory设置
设置方式2: 通过 ClientHttpRequestFactory
package com.yuan.config;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.client.ClientHttpRequestFactory;
import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
import org.springframework.web.client.RestTemplate;
/**
* 设置RestTemplate超时时间,单位:毫秒
* 如这里设置为10分钟
*/
@Configuration
public class RestTemplateTimeOutConfig {
/**
* 设置方式2: 通过 ClientHttpRequestFactory
*
* @return
*/
@Bean
public RestTemplate restTemplate() {
return new RestTemplate(clientHttpRequestFactory());
}
@Bean
public ClientHttpRequestFactory clientHttpRequestFactory() {
HttpComponentsClientHttpRequestFactory factory = new HttpComponentsClientHttpRequestFactory();
//读取超时,单位:毫秒
factory.setReadTimeout(1000 * 60 * 60 * 10);
//连接超时,单位:毫秒
factory.setConnectTimeout(1000 * 60 * 60 * 10);
factory.setConnectionRequestTimeout(3000);
return factory;
}
}
3.通过HttpClient设置
设置方式3: 通过 HttpComponentsClientHttpRequestFactory + HttpClient
package com.yuan.config;
import org.apache.http.client.HttpClient;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.config.Registry;
import org.apache.http.config.RegistryBuilder;
import org.apache.http.conn.socket.ConnectionSocketFactory;
import org.apache.http.conn.socket.PlainConnectionSocketFactory;
import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.client.ClientHttpRequestFactory;
import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
import org.springframework.web.client.RestTemplate;
/**
* 设置RestTemplate超时时间,单位:毫秒
* 如这里设置为10分钟
*/
@Configuration
public class RestTemplateTimeOutConfig {
/**
* 设置方式3: 通过 HttpComponentsClientHttpRequestFactory + HttpClient
*
* @return
*/
@Bean
public RestTemplate restTemplate() {
return new RestTemplate(clientHttpRequestFactory());
}
@Bean
public ClientHttpRequestFactory clientHttpRequestFactory() {
return new HttpComponentsClientHttpRequestFactory(httpClient());
}
@Bean
public HttpClient httpClient() {
Registry<ConnectionSocketFactory> registry = RegistryBuilder.<ConnectionSocketFactory>create()
.register("http", PlainConnectionSocketFactory.getSocketFactory())
.register("https", SSLConnectionSocketFactory.getSocketFactory())
.build();
PoolingHttpClientConnectionManager connectionManager = new PoolingHttpClientConnectionManager(registry);
//设置整个连接池最大连接数
connectionManager.setMaxTotal(400);
//路由是对maxTotal的细分
connectionManager.setDefaultMaxPerRoute(100);
RequestConfig requestConfig = RequestConfig.custom()
.setSocketTimeout(1000 * 60 * 3) //返回数据的超时时间,单位是毫秒: 这里设置为3分钟
.setConnectTimeout(1000 * 60 * 5) //连接上服务器的超时时间 单位是毫秒: 这里设置为5分钟
.setConnectionRequestTimeout(1000) //从连接池中获取连接的超时时间
.build();
return HttpClientBuilder.create()
.setDefaultRequestConfig(requestConfig)
.setConnectionManager(connectionManager)
.build();
}
}
更多推荐
所有评论(0)