UPCRESTSource.java

package grevian.MediaLibrary;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;
import org.json.JSONException;
import org.json.JSONObject;

import android.util.Log;

public class UPCRESTSource {

	private static String url = "";

	private static String convertStreamToString(InputStream is) {
		/*
		 * To convert the InputStream to String we use the
		 * BufferedReader.readLine() method. We iterate until the BufferedReader
		 * return null which means there's no more data to read. Each line will
		 * appended to a StringBuilder and returned as String.
		 */
		BufferedReader reader = new BufferedReader(new InputStreamReader(is));
		StringBuilder sb = new StringBuilder();

		String line = null;
		try {
			while ((line = reader.readLine()) != null) {
				sb.append(line + "\n");
			}
		} catch (IOException e) {
			e.printStackTrace();
		} finally {
			try {
				is.close();
			} catch (IOException e) {
				e.printStackTrace();
			}
		}
		return sb.toString();
	}

	public static String getUPCText(String upc) {
		HttpClient httpclient = new DefaultHttpClient();
		HttpGet httpget = new HttpGet(url);
		HttpResponse response;

		String text = "";
		try {
			response = httpclient.execute(httpget);
			// Examine the response status
			Log.i("Praeda", response.getStatusLine().toString());

			// Get hold of the response entity
			HttpEntity entity = response.getEntity();

			if (entity != null) {

				// A Simple JSON Response Read
				InputStream instream = entity.getContent();
				String result = convertStreamToString(instream);
				Log.i("Praeda", result);

				// A Simple JSONObject Creation
				JSONObject json = new JSONObject(result);
				Log.i("Praeda", "<jsonobject>\n" + json.toString()
						+ "\n</jsonobject>");

				text = json.getString("result");
				
				Log.i("Praeda", "<jsonobject>\n" + json.toString()
						+ "\n</jsonobject>");

				// Closing the input stream will trigger connection release
				instream.close();
			}

		} catch (ClientProtocolException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (JSONException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

		return text;
	}

}