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				package com.yihu.jw.care.util; 
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				import com.alibaba.fastjson.JSONObject; 
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				import org.apache.http.HttpEntity; 
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				import org.apache.http.NameValuePair; 
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				import org.apache.http.ParseException; 
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				import org.apache.http.client.ClientProtocolException; 
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				import org.apache.http.client.entity.UrlEncodedFormEntity; 
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				import org.apache.http.client.methods.CloseableHttpResponse; 
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				import org.apache.http.client.methods.HttpGet; 
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				import org.apache.http.client.methods.HttpPost; 
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				import org.apache.http.impl.client.CloseableHttpClient; 
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				import org.apache.http.impl.client.HttpClients; 
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				import org.apache.http.util.EntityUtils; 
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				import org.springframework.http.HttpHeaders; 
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				import org.springframework.http.MediaType; 
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				import org.springframework.web.client.RestTemplate; 
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				import java.io.IOException; 
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				import java.io.UnsupportedEncodingException; 
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				import java.util.List; 
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				public class HttpClientUtil { 
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					/** 
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					 * 发送post请求 
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					 * @param url 请求地址 
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					 * @param params 请求参数 
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					 * @param chatSet 编码格式 
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					 * @return 
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					 */ 
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					public static String post(String url, List<NameValuePair> params, String chatSet) { 
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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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							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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					 * 发送get请求 
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					 * @param url 请求地址 
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					 * @param chatSet 编码格式 
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					 * @return 
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					 */ 
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					public static String get(String url, String chatSet) { 
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						CloseableHttpClient httpclient = HttpClients.createDefault(); 
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						try { 
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							// 创建httpget. 
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							HttpGet httpget = new HttpGet(url); 
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							// 执行get请求. 
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							CloseableHttpResponse response = httpclient.execute(httpget); 
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							try { 
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								// 获取响应实体 
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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 (ParseException e) { 
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							e.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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					public static String postBodyStr(String url, String params){ 
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						RestTemplate restTemplate = new RestTemplate(); 
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						HttpHeaders headers = new HttpHeaders(); 
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						MediaType type = MediaType.parseMediaType("application/json; charset=UTF-8"); 
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						headers.setContentType(type); 
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						headers.add("Accept", MediaType.APPLICATION_JSON.toString()); 
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						org.springframework.http.HttpEntity<String> formEntity = new org.springframework.http.HttpEntity<String>(params, headers); 
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						String ret = restTemplate.postForObject(url, formEntity, String.class); 
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						return ret; 
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					} 
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					public static String postBody(String url, JSONObject params){ 
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						RestTemplate restTemplate = new RestTemplate(); 
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						HttpHeaders headers = new HttpHeaders(); 
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						MediaType type = MediaType.parseMediaType("application/json; charset=UTF-8"); 
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						headers.setContentType(type); 
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						headers.add("Accept", MediaType.APPLICATION_JSON.toString()); 
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						org.springframework.http.HttpEntity<String> formEntity = new org.springframework.http.HttpEntity<String>(params.toString(), headers); 
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						String ret = restTemplate.postForObject(url, formEntity, String.class); 
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						return ret; 
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					} 
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					public static void putBody(String url,JSONObject params){ 
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						RestTemplate restTemplate = new RestTemplate(); 
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						HttpHeaders headers = new HttpHeaders(); 
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						MediaType type = MediaType.parseMediaType("application/json; charset=UTF-8"); 
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						headers.setContentType(type); 
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						headers.add("Accept", MediaType.APPLICATION_JSON.toString()); 
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						org.springframework.http.HttpEntity<String> formEntity = new org.springframework.http.HttpEntity<String>(params.toString(), headers); 
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						restTemplate.put(url, formEntity, String.class); 
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					} 
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				} 
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