android: AndrOBD library vendored (no submodule, no git link)

android/library/com/fr3ts0n/prot/FtpLoader.java

@@ -0,0 +1,145 @@
+/*
+ * (C) Copyright 2015 by fr3ts0n <erwin.scheuch-heilig@gmx.at>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+package com.fr3ts0n.prot;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.net.URLConnection;
+import java.util.Iterator;
+import java.util.Vector;
+
+/**
+ * Threaded FTP Loader class to be used for threaded reading of an FTP stream
+ *
+ * @author $Author: erwin $
+ * @version $Id: FtpLoader.java,v 1.7 2009-11-21 21:33:15 erwin Exp $
+ */
+public class FtpLoader extends URLConnection
+	implements Runnable
+{
+	/** reader object to read from stream */
+	private BufferedReader rdr = null;
+
+	/** List of telegram listeners */
+	@SuppressWarnings("rawtypes")
+	private final Vector TelegramListeners = new Vector();
+
+	/**
+	 * class constructor
+	 */
+	private FtpLoader(String newUrl)
+		throws MalformedURLException
+	{
+		super(new URL(newUrl));
+	}
+
+	/**
+	 * connect to URL and start threaded loading
+	 */
+	public void connect()
+	{
+		new Thread(this).start();
+	}
+
+	/**
+	 * load data from specifired URL
+	 */
+	public void run()
+	{
+		String currLine;
+		try
+		{
+			rdr = new BufferedReader(new InputStreamReader(url.openStream()));
+
+			while ((currLine = rdr.readLine()) != null)
+			{
+				notifyTelegram(currLine.toCharArray());
+			}
+		} catch (IOException e)
+		{
+			e.printStackTrace();
+		}
+	}
+
+	/**
+	 * Handlers for TelegramListener List
+	 */
+
+	/**
+	 * add a new listener to be notified about new telegrams
+	 *
+	 * @param newListener - TelegramListener to be added
+	 * @return true if adding was OK, otherwise false
+	 */
+	@SuppressWarnings("unchecked")
+	protected boolean addTelegramListener(TelegramListener newListener)
+	{
+		return (TelegramListeners.add(newListener));
+	}
+
+	/**
+	 * remove a listener to be notified about new telegrams
+	 *
+	 * @param remListener - TelegramListener to be removed
+	 * @return true if adding was OK, otherwise false
+	 */
+	protected boolean removeTelegramListener(TelegramListener remListener)
+	{
+		return (TelegramListeners.remove(remListener));
+	}
+
+	/**
+	 * Notify all telegram listeners about new telegram
+	 *
+	 * @param buffer - telegram buffer
+	 */
+	@SuppressWarnings("rawtypes")
+	private void notifyTelegram(char[] buffer)
+	{
+		Iterator it = TelegramListeners.iterator();
+		Object currListener;
+
+		while (it.hasNext())
+		{
+			currListener = it.next();
+			if (currListener instanceof TelegramListener)
+			{
+				((TelegramListener) currListener).handleTelegram(buffer);
+			}
+		}
+	}
+
+	/**
+	 * The Main routine for testing purpose
+	 */
+	public static void main(String args[])
+	{
+		try
+		{
+			FtpLoader loader = new FtpLoader(args[0]);
+			loader.connect();
+		} catch (Exception e)
+		{
+			e.printStackTrace();
+		}
+	}
+}