/* * Java SMPP API * Copyright (C) 1998 - 2002 by Oran Kelly *  * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. *  * This library 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 * Lesser General Public License for more details. *  * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA *  * A copy of the LGPL can be viewed at http://www.gnu.org/copyleft/lesser.html * Java SMPP API author: orank@users.sf.net * Java SMPP API Homepage: http://smppapi.sourceforge.net/ * $Id: AsyncReceiver2.java,v 1.5 2004/10/09 22:02:43 orank Exp $ */package ie.omk.smpp.examples;import ie.omk.smpp.Connection;import ie.omk.smpp.event.ReceiverExitEvent;import ie.omk.smpp.event.SMPPEventAdapter;import ie.omk.smpp.message.BindResp;import ie.omk.smpp.message.DeliverSM;import ie.omk.smpp.message.Unbind;import ie.omk.smpp.message.UnbindResp;import java.io.IOException;import java.util.Date;import org.apache.commons.logging.Log;import org.apache.commons.logging.LogFactory;/** Example SMPP receiver using asynchronous communications. * This example demonstrates asynchronous communications using * the SMPPEventAdapter. The SMPPEventAdapter is a utility class * which implements the ConnectionObserver interface for you * and delivers received events to appropriate methods in * the adapter implementation. *  * @see ie.omk.smpp.examples.ParseArgs ParseArgs for details on running * this class. */public class AsyncReceiver2 {    private Log logger = LogFactory.getLog(AsyncReceiver2.class);    // Object to block the main thread on.    private Object blocker = new Object();    // Our receiver connection    private Connection myConnection = null;    private java.util.HashMap myArgs = null;    // time example started at    private long start = 0;    // time example ended at    private long end = 0;    // Number of deliver_sm packets received    private int msgCount = 0;    public AsyncReceiver2()    {    }    // Print out a report    private void endReport()    {	logger.info("deliver_sm's received: " + msgCount);	logger.info("Start time: " + new Date(start).toString());	logger.info("End time: " + new Date(end).toString());	logger.info("Elapsed: " + (end - start) + " milliseconds.");    }    private void init(String[] args) {	try {	    myArgs = ParseArgs.parse(args);	    int port = Integer.parseInt((String)myArgs.get(ParseArgs.PORT));	    myConnection = new Connection((String)myArgs.get(ParseArgs.HOSTNAME), port, true);	} catch (Exception x) {	    logger.info("Bad command line arguments.");	}    }    private void run() {	try {	    // Create the observer	    AsyncExampleObserver observer = new AsyncExampleObserver();	    // set the receiver to automatically acknowledge deliver_sm and	    // enquire_link requests from the SMSC.	    myConnection.autoAckLink(true);	    myConnection.autoAckMessages(true);	    // add this example to the list of observers on the receiver	    // connection	    myConnection.addObserver(observer);	    // bind to the SMSC as a receiver	    logger.info("Binding to the SMSC..");	    BindResp resp = myConnection.bind(Connection.RECEIVER,		    (String)myArgs.get(ParseArgs.SYSTEM_ID),		    (String)myArgs.get(ParseArgs.PASSWORD),		    (String)myArgs.get(ParseArgs.SYSTEM_TYPE),		    Integer.parseInt((String)myArgs.get(ParseArgs.ADDRESS_TON)),		    Integer.parseInt((String)myArgs.get(ParseArgs.ADDRESS_NPI)),		    (String)myArgs.get(ParseArgs.ADDRESS_RANGE));	    // block until we're unbound from the SMSC..	    synchronized (blocker) {		blocker.wait();	    }	    // Close down the network connection.	    myConnection.closeLink();	} catch (Exception x) {	    logger.warn("Exception", x);	} finally {	    endReport();	}    }    private class AsyncExampleObserver extends SMPPEventAdapter {	public AsyncExampleObserver() {	}	// Handle message delivery. This method does not need to acknowledge the	// deliver_sm message as we set the Connection object to	// automatically acknowledge them.	public void deliverSM(Connection source, DeliverSM dm)	{	    int st = dm.getCommandStatus();	    if (st != 0) {		logger.info("DeliverSM: !Error! status = " + st);	    } else {		++msgCount;		logger.info("DeliverSM: \"" + dm.getMessageText()			+ "\"");	    }	}	// Called when a bind response packet is received.	public void bindResponse(Connection source, BindResp br)	{	    if (br.getCommandStatus() == 0)		logger.info("Successfully bound. Awaiting messages..");	    else {		logger.info("Bind did not succeed!");		try {		    myConnection.closeLink();		} catch (IOException x) {		    logger.info("IOException closing link:\n"			    + x.toString());		}		synchronized (blocker) {		    blocker.notify();		}	    }	}	// This method is called when the SMSC sends an unbind request to our	// receiver. We must acknowledge it and terminate gracefully..	public void unbind(Connection source, Unbind ubd)	{	    logger.info("SMSC requested unbind. Acknowledging..");	    try {		// SMSC requests unbind..		UnbindResp ubr = new UnbindResp(ubd);		myConnection.sendResponse(ubr);	    } catch (IOException x) {		logger.info("IOException while acking unbind.\n"			+ x.toString());	    }	}	// This method is called when the SMSC responds to an unbind request we sent	// to it..it signals that we can shut down the network connection and	// terminate our application..	public void unbindResponse(Connection source, UnbindResp ubr)	{	    int st = ubr.getCommandStatus();	    if (st != 0) {		logger.info("Unbind response: !Error! status = " + st);	    } else {		logger.info("Successfully unbound.");	    }	}	// this method is called when the receiver thread is exiting normally.	public void receiverExit(Connection source, ReceiverExitEvent ev)	{        if (ev.getReason() == ReceiverExitEvent.BIND_TIMEOUT) {            logger.info("Bind timed out waiting for response.");        }        	    logger.info("Receiver thread has exited.");	    synchronized (blocker) {		blocker.notify();	    }	}	// this method is called when the receiver thread exits due to an exception	// in the thread...	public void receiverExitException(Connection source,		ReceiverExitEvent ev)	{	    logger.info("Receiver thread exited abnormally. The following"		    + " exception was thrown:\n" + ev.getException().toString());	    synchronized (blocker) {		blocker.notify();	    }	}    }    public static void main(String[] clargs)    {	AsyncReceiver2 a2 = new AsyncReceiver2();	a2.init(clargs);	a2.run();	System.exit(0);    }}