springboot（五）设置Httpclient和Spring的整合

设置Httpclient和Spring的整合

import org.apache.http.client.config.RequestConfig;

import org.apache.http.impl.client.CloseableHttpClient;

import org.apache.http.impl.client.HttpClients;

import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.beans.factory.annotation.Value;

import org.springframework.context.annotation.Bean;

import org.springframework.context.annotation.Configuration;

import org.springframework.context.annotation.PropertySource;

import org.springframework.context.annotation.Scope;

import com.taotao.common.httpclient.IdleConnectionEvictor;

@Configuration

@PropertySource(value = "classpath:httpclient.properties")

public class HttpclientSpringConfig {

    @Value("${http.maxTotal}")

    private Integer httpMaxTotal;

    @Value("${http.defaultMaxPerRoute}")

    private Integer httpDefaultMaxPerRoute;

    @Value("${http.connectTimeout}")

    private Integer httpConnectTimeout;

    @Value("${http.connectionRequestTimeout}")

    private Integer httpConnectionRequestTimeout;

    @Value("${http.socketTimeout}")

    private Integer httpSocketTimeout;

    @Value("${http.staleConnectionCheckEnabled}")

    private Boolean httpStaleConnectionCheckEnabled;

    @Autowired

    private PoolingHttpClientConnectionManager manager;

    @Bean

    public PoolingHttpClientConnectionManager poolingHttpClientConnectionManager() {

        PoolingHttpClientConnectionManager poolingHttpClientConnectionManager = new PoolingHttpClientConnectionManager();

        // 最大连接数

        poolingHttpClientConnectionManager.setMaxTotal(httpMaxTotal);

        // 每个主机的最大并发数

        poolingHttpClientConnectionManager.setDefaultMaxPerRoute(httpDefaultMaxPerRoute);

        return poolingHttpClientConnectionManager;

    }

    // 定期关闭无效连接

    @Bean

    public IdleConnectionEvictor idleConnectionEvictor() {

        return new IdleConnectionEvictor(manager);

    }

    // 定义Httpclient对

    @Bean

    @Scope("prototype")

    public CloseableHttpClient closeableHttpClient() {

        return HttpClients.custom().setConnectionManager(this.manager).build();

    }

    // 请求配置

    @Bean

    public RequestConfig requestConfig() {

        return RequestConfig.custom().setConnectTimeout(httpConnectTimeout) // 创建连接的最长时间

                .setConnectionRequestTimeout(httpConnectionRequestTimeout) // 从连接池中获取到连接的最长时间

                .setSocketTimeout(httpSocketTimeout) // 数据传输的最长时间

                .setStaleConnectionCheckEnabled(httpStaleConnectionCheckEnabled) // 提交请求前测试连接是否可用

                .build();

    }

}