Java 는 HttpClient 를 사용 하여 Post 요청 을 실현 합 니 다.

import org.apache.http.Header;
import org.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.params.CoreConnectionPNames;
import java.util.UUID;
import net.sf.json.JSONObject;
import java.nio.charset.Charset;

public static boolean httpPostWithJson(JSONObject jsonObj,String url,String appId){
    boolean isSuccess = false;
    
    HttpPost post = null;
    try {
        HttpClient httpClient = new DefaultHttpClient();

        //       
        httpClient.getParams().setParameter(CoreConnectionPNames.CONNECTION_TIMEOUT, 2000);
        httpClient.getParams().setParameter(CoreConnectionPNames.SO_TIMEOUT, 2000);
            
        post = new HttpPost(url);
        //      
        post.setHeader("Content-type", "application/json; charset=utf-8");
        post.setHeader("Connection", "Close");
        String sessionId = getSessionId();
        post.setHeader("SessionId", sessionId);
        post.setHeader("appid", appid);
                    
        //       
        StringEntity entity = new StringEntity(jsonObj.toString(), Charset.forName("UTF-8"));
        entity.setContentEncoding("UTF-8");
        //   Json       
        entity.setContentType("application/json");
        post.setEntity(entity);
            
        HttpResponse response = httpClient.execute(post);
            
        //      
        int statusCode = response.getStatusLine().getStatusCode();
        if(statusCode != HttpStatus.SC_OK){
            LogUtil.info("    : "+statusCode);
            isSuccess = false;
        }else{
            int retCode = 0;
            String sessendId = "";
            //       retCode   Id
            for(Header header : response.getAllHeaders()){
                if(header.getName().equals("retcode")){
                    retCode = Integer.parseInt(header.getValue());
                }
                if(header.getName().equals("SessionId")){
                    sessendId = header.getValue();
                }
            }
            
            if(ErrorCodeHelper.IAS_SUCCESS != retCode ){
                //     
                LogUtil.info("error return code,  sessionId: "sessendId"\t"+"retCode: "+retCode);
                isSuccess = false;
            }else{
                isSuccess = true;
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
        isSuccess = false;
    }finally{
        if(post != null){
            try {
                post.releaseConnection();
                Thread.sleep(500);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        }
    }
    return isSuccess;
}

//       Id
public static String getSessionId(){
    UUID uuid = UUID.randomUUID();
    String str = uuid.toString();
    return str.substring(0, 8) + str.substring(9, 13) + str.substring(14, 18) + str.substring(19, 23) + str.substring(24);
}

 
 
//        json  
         JSONObject jsonParam = new JSONObject();  
          jsonParam.put("name", "admin");
      jsonParam.put("pass", "123456");

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