<pre>package com.github.liyiorg.common.api; import org.apache.http.config.SocketConfig; import org.apache.http.impl.client.CloseableHttpClient; import org.apache.http.impl.client.HttpClientBuilder; import org.apache.http.impl.conn.PoolingHttpClientConnectionManager; public abstract class BaseAPI { protected static CloseableHttpClient httpClient; static{ PoolingHttpClientConnectionManager poolingHttpClientConnectionManager = new PoolingHttpClientConnectionManager(); poolingHttpClientConnectionManager.setMaxTotal(100); poolingHttpClientConnectionManager.setDefaultMaxPerRoute(10); SocketConfig socketConfig = SocketConfig.custom().setSoTimeout(1000*5).build(); poolingHttpClientConnectionManager.setDefaultSocketConfig(socketConfig); httpClient = HttpClientBuilder.create() .setConnectionManager(poolingHttpClientConnectionManager) .disableCookieManagement() .build(); } } </pre>