一.HttpClient简介 HttpClient 是 Apache Jakarta Common 下的子项目,可以用来提供高效的.最新的.功能丰富的支持 HTTP 协议的客户端编程工具包, 并且它支持 HTTP 协议最新的版本和建议. 官方站点:http://hc.apache.org/ 最新版本4.5 http://hc.apache.org/httpcomponents-client-4.5.x/ 官方文档: http://hc.apache.org/httpcomponents-clie…

前面有一篇使用HttpClient调用带参数的post接口方法,这里找到一篇使用HttpClient调用Soap协议接口的方式. 原文地址:httpclient妙用一 httpclient作为客户端调用webservice 备注:HttpClient可以同时传递带参数的头和body,都是在setEntity方法中 import java.io.IOException; import java.net.SocketTimeoutException; import java.nio.charset.…

Proxy Configuration Pages 12 Home Adding additional libraries to the classpath Advanced Configuration Basic Configuration Configuring the jvm that the jmeter process runs in FAQ Log Levels Modifying Properties Proxy Configuration Remote Server Config…

Even though HttpClient is aware of complex routing scemes and proxy chaining, it supports only simple direct or one hop proxy connections out of the box. The simplest way to tell HttpClient to connect to the target host via a proxy is by setting the…

前言 其实前面写的那一点点东西都是轻轻点水,其实HttpClient还有很多强大的功能: (1)实现了所有 HTTP 的方法(GET,POST,PUT,HEAD 等) (2)支持自动转向 (3)支持 HTTPS 协议 (4)支持代理服务器等 一.HttpClient使用代理IP 1.1.前言 在爬取网页的时候,有的目标站点有反爬虫机制,对于频繁访问站点以及规则性访问站点的行为,会采集屏蔽IP措施. 这时候,代理IP就派上用场了.可以使用代理IP,屏蔽一个就换一个IP. 关于代理IP的话 也分几种…

为 Jersey Client 设置代理,可以使用带有 ClientHandler 参数的构造方法创建 Client 实例. public static void main(String[] args) { final Proxy proxy = new Proxy(Proxy.Type.HTTP, new InetSocketAddress("127.0.0.1", 8080)); Client client = new Client(new URLConnectionClientH…

新版HttpClient4.2与之前的3.x版本有了很大变化,建议从http://hc.apache.org/处以得到最新的信息. 关于HttpCore与HttpClient:HttpCore是位于HTTP传输组件的底层包,可以用来简化HTTP客户端与服务器端的开发.HttpClient是一个符合HTTP1.1版本,基于HttpCore类包的一个实现.它同时为客户端认证.HTTP状态管理.HTTP连接管理提供了可重用的客户端组件.HttpCore类包目前最新发布版本是httpcore-4.2.4…

HttpClient 4.3.5 Getting Started HttpClient 简单示例 Fundamentals Request Execution HTTP Request & HTTP Response HTTP Header HTTP Entity ResponseHandler HTTP Execution Context Exception Handling HTTP Protocol Interceptors Redirect Handling Connection Man…

HttpClient is a HTTP/1.1 compliant HTTP agent implementation based on HttpCore. It also provides reusable components for client-side authentication, HTTP state management, and HTTP connection management. http://hc.apache.org/index.html 为什么使用HttpClien…

Efficiently Streaming Large HTTP Responses With HttpClient Downloading large files with HttpClient and you see that it takes lots of memory space? This post is probably for you. Let's see how to efficiently streaming large HTTP responses with HttpCli…