RestClient.java

package net.floodlightcontroller.restclient;

import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;

public class RestClient {

	public static void get (String str) {
		
		if (str == null)
			return;
	
		try {
	 
			URL url = new URL(str);
			HttpURLConnection conn = (HttpURLConnection) url.openConnection();
			conn.setRequestMethod("GET");
			conn.setRequestProperty("Accept", "application/json");
	 
			if (conn.getResponseCode() != 200) {
				throw new RuntimeException("Failed : HTTP error code : "
						+ conn.getResponseCode());
			}
	 
			/* Disable reading the output from the server for now
			 * 
			BufferedReader br = new BufferedReader(new InputStreamReader(
					(conn.getInputStream())));
	 
			String output;
			System.out.println("Output from Server .... \n");
			while ((output = br.readLine()) != null) {
				System.out.println(output);
			}
			 */
			
			conn.disconnect();

		} catch (MalformedURLException e) {

			e.printStackTrace();

		} catch (IOException e) {

			e.printStackTrace();

		}
	}
}