Java tutorial
/** * Copyright (c) 2010-2019 by the respective copyright holders. * * All rights reserved. This program and the accompanying materials * are made available under the terms of the Eclipse Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/epl-v10.html */ package org.openhab.binding.satel.command; import java.util.BitSet; import java.util.Timer; import java.util.TimerTask; import org.apache.commons.lang.ArrayUtils; import org.openhab.binding.satel.internal.event.EventDispatcher; import org.openhab.binding.satel.internal.event.NewStatesEvent; import org.openhab.binding.satel.internal.protocol.SatelMessage; import org.openhab.binding.satel.internal.types.ControlType; /** * Command class for commands that control (change) state of Integra objects, * like partitions (arm, disarm), zones (bypass, unbypass) outputs (on, off, * switch), etc. * * @author Krzysztof Goworek * @since 1.7.0 */ public class ControlObjectCommand extends ControlCommand { private static final long REFRESH_DELAY = 1000; private static final Timer refreshTimer = new Timer("ControlObjectCommand timer", true); private ControlType controlType; /** * Creates new command class instance for specified type of control. * * @param controlType * type of controlled objects * @param objects * bits that represents objects to control * @param userCode * code of the user on behalf the control is made */ public ControlObjectCommand(ControlType controlType, byte[] objects, String userCode) { super(controlType.getControlCommand(), ArrayUtils.addAll(userCodeToBytes(userCode), objects)); this.controlType = controlType; } /** * {@inheritDoc} */ @Override public boolean handleResponse(final EventDispatcher eventDispatcher, SatelMessage response) { if (super.handleResponse(eventDispatcher, response)) { // force refresh states that might have changed final BitSet newStates = this.controlType.getControlledStates(); if (newStates != null && !newStates.isEmpty()) { // add delay to give a chance to process sent command refreshTimer.schedule(new TimerTask() { @Override public void run() { eventDispatcher.dispatchEvent(new NewStatesEvent(newStates)); } }, REFRESH_DELAY); } return true; } return false; } }