MockChannel.java

package edu.vanderbilt.cs282.feisele.lab06.service;

import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.net.MalformedURLException;
import java.net.URL;

import org.jsoup.Connection;
import org.jsoup.Jsoup;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import android.net.Uri;

/**
 * This class provides a mock channel for testing the network connection.
 * <p>
 * 
 * <p>
 */
public class MockChannel extends NetworkProxy {
	static public final Logger logger = LoggerFactory.getLogger("mock.channel");

	static public class JsoupProxy extends NetworkProxy.JsoupProxy {

		protected Class<Jsoup> jsoupClass = Jsoup.class;

		/**
		 * This method is provided to make the class testable. An alternate
		 * 
		 * @param mainUrl
		 * @return
		 * @throws NoSuchMethodException
		 * @throws IllegalArgumentException
		 * @throws IllegalAccessException
		 * @throws InvocationTargetException
		 */
		private Connection getConnection(final String mainUrl)
				throws SecurityException, NoSuchMethodException,
				IllegalArgumentException, IllegalAccessException,
				InvocationTargetException {
			final Method method = jsoupClass.getMethod("connect", String.class);
			return (Connection) method.invoke(null, (Object) mainUrl);
		}

		public Connection connect(String mainUrl) {
			try {
				return getConnection(mainUrl);
			} catch (SecurityException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			} catch (IllegalArgumentException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			} catch (NoSuchMethodException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			} catch (IllegalAccessException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			} catch (InvocationTargetException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
			return null;
		}

		/**
		 * A factory to provide the JsoupProxy.
		 * 
		 * @return
		 */
		public static JsoupProxy getInstance() {
			return new JsoupProxy();
		}
	}

	static public class UrlProxy extends NetworkProxy.UrlProxy {

		protected Class<Uri> uriClass = Uri.class;

		/**
		 * This method is provided to make the class testable. An alternate
		 * 
		 * @param mainUrl
		 * @return
		 * @throws NoSuchMethodException
		 * @throws IllegalArgumentException
		 * @throws IllegalAccessException
		 * @throws InvocationTargetException
		 * @throws MalformedURLException
		 */
		private URL getConnection(final String mainUrl)
				throws SecurityException, NoSuchMethodException,
				IllegalArgumentException, IllegalAccessException,
				InvocationTargetException, MalformedURLException {
			return new URL(mainUrl);
		}

		public URL connect(String mainUrl) throws MalformedURLException {
			try {
				return getConnection(mainUrl);
			} catch (SecurityException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			} catch (IllegalArgumentException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			} catch (NoSuchMethodException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			} catch (IllegalAccessException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			} catch (InvocationTargetException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
			return null;
		}

		/**
		 * A factory to provide the JsoupProxy.
		 * 
		 * @return
		 */
		public static UrlProxy getInstance() {
			return new UrlProxy();
		}
	}

	public static MockChannel getInstance(String string, DownloadService service) {
		return null;
	}

	public MockNetworkStack mockNetworkStack;
}