HttpClient使用SESSIONID模拟用户发送请求插件

使用HttpClient版本 4.2.5

准备一已登录用户的sessionid：
【HttpClient使用SESSIONID模拟用户发送请求】

public static void main(String[] args) {String url = "http://10.10.10.90/urcweb/api/http.do?method=get_im_info"; Map header = new HashMap(); header.put("Cookie", "JSESSIONID=C1A34A2EC4C9423BB460E6F7005CA81E"); System.out.println(httpGet(url,null,header)); } /** * 发送 get 请求 * @param url * @param encode * @param headers * @return */ public static String httpGet(String url,String encode,Map headers){ if(encode == null){ encode = "utf-8"; } String content = null; DefaultHttpClient httpclient = new DefaultHttpClient(); HttpGet httpGet = new HttpGet(url); //设置 header Header headerss[] = buildHeader(headers); if(headerss != null && headerss.length > 0){ httpGet.setHeaders(headerss); } HttpResponse http_response; try { http_response = httpclient.execute(httpGet); HttpEntity entity = http_response.getEntity(); content = EntityUtils.toString(entity, encode); } catch (Exception e) { e.printStackTrace(); }finally { httpGet.releaseConnection(); } return content; } /** * 组装请求头 * @param params * @return */ public static Header[] buildHeader(Map params){ Header[] headers = null; if(params != null && params.size() > 0){ headers = new BasicHeader[params.size()]; int i= 0; for (Map.Entry entry:params.entrySet()) { headers[i] = new BasicHeader(entry.getKey(),entry.getValue()); i++; } } return headers; }

转 http://huangqiqing123.iteye.com/blog/2054490