git init

liuxiaolong

2019-05-06 a7bed6b4cfecd61ec153818945f982c5bb796b98

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package com.cloud.common.config;
 
import org.apache.http.client.HttpClient;
import org.apache.http.impl.client.DefaultHttpRequestRetryHandler;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
import org.springframework.web.client.DefaultResponseErrorHandler;
import org.springframework.web.client.RestTemplate;
 
/**
 * @author lp
 */
@Configuration
public class RestTemplateConfig {
 
    @Bean
    public RestTemplate restTemplate() {
        PoolingHttpClientConnectionManager pollingConnectionManager = new PoolingHttpClientConnectionManager();
        pollingConnectionManager.setMaxTotal(200);
        pollingConnectionManager.setDefaultMaxPerRoute(200);
 
        HttpClientBuilder httpClientBuilder = HttpClients.custom();
        httpClientBuilder.setConnectionManager(pollingConnectionManager);
        /*httpClientBuilder.setRetryHandler(new DefaultHttpRequestRetryHandler(3, true));*/
        HttpClient httpClient = httpClientBuilder.build();
 
        HttpComponentsClientHttpRequestFactory clientHttpRequestFactory = new HttpComponentsClientHttpRequestFactory(
                httpClient);
        // 超时时间
        clientHttpRequestFactory.setConnectTimeout(5000);
        clientHttpRequestFactory.setReadTimeout(5000);
        clientHttpRequestFactory.setConnectionRequestTimeout(5000);
 
        RestTemplate restTemplate = new RestTemplate();
        restTemplate.setRequestFactory(clientHttpRequestFactory);
        restTemplate.setErrorHandler(new DefaultResponseErrorHandler());
 
        return restTemplate;
    }
}