Http发送Post请求

 

 

1：直接调用发送

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 public static String sendPostJson(String sendurl, String data) {
		          CloseableHttpClient client = HttpClients.createDefault();
		          HttpPost post = new HttpPost(sendurl);
		          StringEntity myEntity = new StringEntity(data,
		                  ContentType.APPLICATION_JSON);// 构造请求数据
		         post.setEntity(myEntity);// 设置请求体
		          String responseContent = null; // 响应内容
		          CloseableHttpResponse response = null;
		         try {
		              response = client.execute(post);
		              if (response.getStatusLine().getStatusCode() == 200) {
		                  HttpEntity entity = response.getEntity();
		                  responseContent = EntityUtils.toString(entity, "UTF-8");
		              }
		          } catch (ClientProtocolException e) {
		              e.printStackTrace();
		        } catch (IOException e) {
		              e.printStackTrace();
		         } finally {
		              try {
		                  if (response != null)
		                      response.close();
		  
		              } catch (IOException e) {
		                  e.printStackTrace();
		              } finally {
		                  try {
		                      if (client != null)
		                          client.close();
		                  } catch (IOException e) {
		                      e.printStackTrace();
		                  }
		              }
		          }
		          return responseContent;
		     }