/* * ============================================================================ * The Apache Software License, Version 1.1 * ============================================================================ * * Copyright (C) 2002 The Apache Software Foundation. All rights reserved. * * Redistribution and use in source and binary forms, with or without modifica- * tion, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * 3. The end-user documentation included with the redistribution, if any, must * include the following acknowledgment: "This product includes software * developed by SuperBonBon Industries (http://www.sbbi.net/)." * Alternately, this acknowledgment may appear in the software itself, if * and wherever such third-party acknowledgments normally appear. * * 4. The names "UPNPLib" and "SuperBonBon Industries" must not be * used to endorse or promote products derived from this software without * prior written permission. For written permission, please contact * info@sbbi.net. * * 5. Products derived from this software may not be called * "SuperBonBon Industries", nor may "SBBI" appear in their name, * without prior written permission of SuperBonBon Industries. * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, * INDIRECT,INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU- * DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * This software consists of voluntary contributions made by many individuals * on behalf of SuperBonBon Industries. For more information on * SuperBonBon Industries, please see <http://www.sbbi.net/>. */ package net.sbbi.upnp.samples; import java.io.IOException; import net.sbbi.upnp.Discovery; import net.sbbi.upnp.ServicesEventing; import net.sbbi.upnp.ServiceEventHandler; import net.sbbi.upnp.devices.UPNPDevice; import net.sbbi.upnp.devices.UPNPRootDevice; import net.sbbi.upnp.services.UPNPService; public class MyStateVariableEventsHandler implements ServiceEventHandler { public void handleStateVariableEvent( String varName, String newValue ) { System.out.println( "State variable " + varName + " changed to " + newValue ); } public static void main( String[] args ) { ServicesEventing instance = ServicesEventing.getInstance(); MyStateVariableEventsHandler handler = new MyStateVariableEventsHandler(); instance.setDaemon( false ); // let's find a device UPNPRootDevice[] devices = null; try { devices = Discovery.discover(); } catch ( IOException ex ) { ex.printStackTrace( System.err ); } if ( devices != null ) { UPNPDevice firstDevice = (UPNPDevice)devices[0].getChildDevices() .iterator().next(); UPNPService firstService = (UPNPService)firstDevice.getServices() .iterator().next(); try { int duration = instance.register( firstService, handler, -1 ); if ( duration != -1 && duration != 0 ) { System.out.println( "State variable events registered for " + duration + " ms" ); } else if ( duration == 0 ) { System.out.println( "State variable events registered for infinite ms" ); } try { Thread.sleep( 5000 ); } catch ( InterruptedException ex ) { } instance.unRegister( firstService, handler ); } catch ( IOException ex ) { ex.printStackTrace( System.err ); // comm error during registration with device such as timeoutException } } else { System.out.println( "Unable to find devices" ); } } }