import java.io.IOException;
import java.net.URLDecoder;
import net.sf.json.JSONObject;
import org.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.util.EntityUtils;


public class HttpRequestUtil{

   public static JSONObject httpGet(String url){  
        JSONObject jsonResult = null;  
        try {  
            DefaultHttpClient client = new DefaultHttpClient();  
            HttpGet request = new HttpGet(url);  
            HttpResponse response = client.execute(request);  

            if (response.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {  
                String strResult = EntityUtils.toString(response.getEntity());  
                jsonResult = JSONObject.fromObject(strResult);  
                url = URLDecoder.decode(url, "UTF-8");  
            } else {  

            }  
        } catch (IOException e) {  
            e.printStackTrace();
        }  
        return jsonResult;  
    }  

    public static JSONObject httpPost(String url,JSONObject jsonParam){  
        return httpPost(url, jsonParam.toString(), false);  
    }  


    public static JSONObject httpPost(String url,String json, boolean noNeedResponse){  
        DefaultHttpClient httpClient = new DefaultHttpClient();  
        JSONObject jsonResult = null;  
        HttpPost method = new HttpPost(url);  
        try {  
            if (null != json) {  
                StringEntity entity = new StringEntity(json, "utf-8");  
                entity.setContentEncoding("UTF-8");  
                entity.setContentType("application/json");  
                method.setEntity(entity);  
            }  
            HttpResponse result = httpClient.execute(method);  
            url = URLDecoder.decode(url, "UTF-8");  
            if (result.getStatusLine().getStatusCode() == 200) {  
                String str = "";  
                try {  
                    str = EntityUtils.toString(result.getEntity());  
                    if (noNeedResponse) {  
                        return null;  
                    }  
                    jsonResult = JSONObject.fromObject(str);  
                } catch (Exception e) {  
                    e.printStackTrace();
                }  
            }  
        } catch (IOException e) {  
            e.printStackTrace();
        }  
        return jsonResult;  
    }  
}