Httpclient使用jar包三合一，基本使用方法

Http协议使用封装jar包（commons-codec-1.3.jar、commons-httpclient-3.1.jar、commons-logging-1.1.jar） 简单使用方法： public static void main(String[] args) { // String str1 = "http://dev.d-smart.cn/Login"; // http协议路径 String str1 = ""; HttpClient httpClient = new HttpClient(); PostMethod method = new PostMethod(str1); try { // 需要添加的header数据 List headers = new ArrayList(); headers.add(new Header("", "")); headers.add(new Header("", "")); headers.add(new Header("", "")); httpClient.getHostConfiguration().getParams().setParameter("http.default-headers", headers); method.getParams().setParameter(HttpMethodParams.RETRY_HANDLER, new DefaultHttpMethodRetryHandler()); // 需要添加的body数据 Part[] parts = {new StringPart("", "")}; method.setRequestEntity(new MultipartRequestEntity(parts, method.getParams())); ... ... ... ...