http://blog.csdn.net/u010989191/article/details/52852155
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@RequestMapping(value="/Xxxxx/authenticate") public @ResponseBody String getToken(@RequestParam String username, @RequestParam String password) throws Exception { InputStream is = null; BufferedReader br = null; StringBuilder sBuilder = null; try { HttpClient httpClient = new DefaultHttpClient(); HttpPut httpPut = new HttpPut("url"); httpPut.addHeader("username",username); httpPut.addHeader("password",password); HttpResponse httpResponse = httpClient.execute(httpPut); //连接成功 if(200 == httpResponse.getStatusLine().getStatusCode()){ HttpEntity httpEntity = httpResponse.getEntity(); is = httpEntity.getContent(); br = new BufferedReader(new InputStreamReader(is)); String tempStr; sBuilder = new StringBuilder(); while ((tempStr = br.readLine()) != null) { sBuilder.append(tempStr); } br.close(); is.close(); } }catch (Exception e){ System.out.println(e); e.printStackTrace(); } return sBuilder==null? "":sBuilder.toString(); }