RequestPost.java

class RequestPost {
  
  
  public Boolean isJson(String str) {
		
		try {
	        new JSONObject(str);
	    } catch (JSONException ex) {
	        try {
	            new JSONArray(str);
	        } catch (JSONException ex1) {
	            return false;
	        }
	    }
		return true;
	}
  
  public JSONObject sendSomething(String someParam) {
		
		// Create a new HttpClient and Post Header
	    HttpClient httpclient = new DefaultHttpClient();
	    HttpPost httppost = new HttpPost("http://");

	    try {
	        // Add your data
	        List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>(2);
	        nameValuePairs.add(new BasicNameValuePair("id", someParam));
	        
	        httppost.setEntity(new UrlEncodedFormEntity(nameValuePairs, "UTF-8"));

	        // Execute HTTP Post Request
	        
	        ResponseHandler<String> responseHandler = new BasicResponseHandler();
	        String responseBody = httpclient.execute(httppost, responseHandler);
	        
	        if( isJson(responseBody) ) {
	        	return new JSONObject(responseBody);
	        } else {
	        	return null;
	        }
	        
	    } catch (ClientProtocolException e) {
	    	System.out.println(e.getMessage());
	    } catch (IOException e) {
	    	System.out.println(e.getMessage());
	    }

		return null;
	}
  
}