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				@ -70,42 +70,6 @@ public class HttpClientUtil { 
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						return null; 
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					} 
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					public static String post(String url, List<NameValuePair> params, String chatSet,String userAgent) { 
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						// 创建默认的httpClient实例. 
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						CloseableHttpClient httpclient = HttpClients.createDefault(); 
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						// 创建httppost 
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						HttpPost httppost = new HttpPost(url); 
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						UrlEncodedFormEntity uefEntity; 
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						try { 
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							uefEntity = new UrlEncodedFormEntity(params, chatSet); 
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							httppost.setEntity(uefEntity); 
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							httppost.setHeader("user-agent",userAgent); 
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							CloseableHttpResponse response = httpclient.execute(httppost); 
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							try { 
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								HttpEntity entity = response.getEntity(); 
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								if (entity != null) { 
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									return EntityUtils.toString(entity, chatSet); 
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								} 
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							} finally { 
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								response.close(); 
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							} 
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						} catch (ClientProtocolException e) { 
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							e.printStackTrace(); 
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						} catch (UnsupportedEncodingException e1) { 
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							e1.printStackTrace(); 
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						} catch (IOException e) { 
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							e.printStackTrace(); 
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						} finally { 
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							// 关闭连接,释放资源 
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							try { 
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								httpclient.close(); 
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							} catch (IOException e) { 
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								e.printStackTrace(); 
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							} 
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						} 
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						return null; 
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					} 
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					/** 
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					 * http post调用方法 
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					 * @param url 
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