com.github.sdnwiselab.sdnwise.packet.BeaconPacket Maven / Gradle / Ivy

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/*
 * Copyright (C) 2015 SDN-WISE
 *
 * 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 3 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, see .
 */
package com.github.sdnwiselab.sdnwise.packet;

/**
 *
 * @author SDN-WISE
 */
public class BeaconPacket extends NetworkPacket{

    public BeaconPacket(byte[] data) {
        super(data);
    }

    public BeaconPacket() {
        super();
        this.setType(SDN_WISE_BEACON);
    }

    public BeaconPacket(int[] data) {
        super(data);
    }
    
    
    /**
     * Returns the number of hops between the source node and the sink. This is
     * a beacon/report message field only.
     *
     * @return the number of hops between the source node and the sink
     */
    public int getDist() {
        return this.getPayloadAt(0) & 0xFF;
    }

    public NetworkPacket setDist(byte value) {
        this.setPayloadAt(value, 0);
        return this;
    }

    /**
     * Returns an extimation of the residual charge of the batteries of the
     * node. This is a beacon/report message field only. [0-255] 0 = no charge,
     * 255 = full charge.
     *
     * @return an extimation of the residual charge of the batteries of the node
     */
    public int getBatt() {
        return this.getPayloadAt(1) & 0xFF;
    }

    public NetworkPacket setBatt(byte value) {
        this.setPayloadAt(value, 1);
        return this;
    }
}