android get and post url content code sample

1.code

package com.pkrss.helper;

import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;
import java.util.Map;

public class WebHelper {

    public static String GetPageContent(String pageURL)
    {
        return _GetRemotePageContent("GET",pageURL,null);
    }
    
    public static String GetPostPageContent(String pageURL,Map<String,String> parameters)
    {
        return _GetRemotePageContent("POST",pageURL,parameters);
    }
    
    private static String _GetRemotePageContent(String method,String pageURL,Map<String,String> parameters)
    {
        String pageContent="";
        BufferedReader in = null;
        InputStreamReader isr = null;
        InputStream is = null;
        HttpURLConnection huc = null;
        
        try
        {

            String strparam = "";
            
            if(parameters != null){
                for(Map.Entry<String,String> item : parameters.entrySet()){
                    if(strparam != "")
                        strparam += "&";
                    strparam += URLEncoder.encode(item.getKey(), "UTF-8") + "=" + URLEncoder.encode(item.getValue(), "UTF-8");
                }
            }
            
            if(strparam!=null && strparam.length()>0 && method.equals("GET")){
                if(pageURL.contains("?"))
                    pageURL += "&";
                else
                    pageURL += "?";

                pageURL += strparam;
            }
            
            URL url = new URL(pageURL);
            huc = (HttpURLConnection)url.openConnection();

            huc.setRequestMethod(method);
            
            if(method.equals("POST")){
                huc.setDoOutput(true);
                huc.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
                
                OutputStreamWriter request = new OutputStreamWriter(huc.getOutputStream());
                
                request.write(strparam);
                request.flush();
                request.close();
            }
            
            is = huc.getInputStream();
            
            isr = new InputStreamReader(is,"UTF-8");
            in = new BufferedReader(isr);
            String line = null;
            while(((line = in.readLine()) != null))
            {
                if(line.length()==0)
                    continue;
                pageContent+=line; // + "\n";
            }   
       }
       catch (Exception e)
       {
          // e.printStackTrace();
       }
        finally
        {
              try
              {
                  is.close(); isr.close();in.close();huc.disconnect();
              }
              catch (Exception e) {}
       }
      return pageContent;
    }

}

2.Thanks