66 lines
2.3 KiB
Java
66 lines
2.3 KiB
Java
/*
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* Copyright (c) 2006, Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: LED.java,v 1.1 2006/08/21 12:12:59 fros4943 Exp $
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*/
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package se.sics.cooja.interfaces;
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import se.sics.cooja.*;
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/**
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* A LED represents three mote LEDs (green, yellow and red). An implementation should notify all
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* observers if any of the LEDs states are changed.
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*
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* @author Fredrik Osterlind
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*/
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@ClassDescription("LEDs")
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public abstract class LED extends MoteInterface {
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/**
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* @return True if any LED is on, false otherwise
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*/
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public abstract boolean isAnyOn();
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/**
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* @return True if green LED is on, false otherwise
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*/
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public abstract boolean isGreenOn();
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/**
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* @return True if yellow LED is on, false otherwise
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*/
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public abstract boolean isYellowOn();
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/**
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* @return True if red LED is on, false otherwise
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*/
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public abstract boolean isRedOn();
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}
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