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static final String LOGON_SITE = "xxx.com"; static final int LOGON_PORT = 80; HttpClient client = new HttpClient(); client.getHostConfiguration().setHost(LOGON_SITE, LOGON_PORT); PostMethod post = new PostMethod("/terminal/system/login.action?loginName=XXX&password=XXX&oem=terminal"); // 设置登陆需要的几个参数 // NameValuePair name = new NameValuePair("loginName","XXX"); // NameValuePair pass = new NameValuePair("password","XXX"); // NameValuePair em = new NameValuePair("oem","terminal"); // post.setRequestBody(new NameValuePair[]{name,pass,oem}); client.executeMethod(post); System.out.println(post.getStatusLine().toString()); post.releaseConnection(); // 检查是否重定向 int statuscode = post.getStatusCode(); if ((statuscode == HttpStatus.SC_MOVED_TEMPORARILY) || (statuscode == HttpStatus.SC_MOVED_PERMANENTLY) || (statuscode == HttpStatus.SC_SEE_OTHER) || (statuscode == HttpStatus.SC_TEMPORARY_REDIRECT)) { // 读取新的URL地址 Header header = post.getResponseHeader("location"); if (header != null) { String newuri = header.getValue(); if ((newuri == null) || (newuri.equals(""))) newuri = "/"; GetMethod redirect = new GetMethod(newuri); client.executeMethod(redirect); System.out.println("Redirect:" + redirect.getStatusLine().toString()); redirect.releaseConnection(); } else System.out.println("Invalid redirect"); }
文章出处:http://xieruilin.javaeye.com/blog/746306