org.restcomm.protocols.ss7.commonapp.subscriberManagement.QoSSubscribedImpl Maven / Gradle / Ivy

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/*
 * Mobius Software LTD
 * Copyright 2019, Mobius Software LTD and individual contributors
 * by the @authors tag.
 *
 * This program is free software: you can redistribute it and/or modify
 * under the terms of the GNU Affero 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see 
 */

package org.restcomm.protocols.ss7.commonapp.subscriberManagement;

import org.restcomm.protocols.ss7.commonapp.api.subscriberManagement.QoSSubscribed;
import org.restcomm.protocols.ss7.commonapp.api.subscriberManagement.QoSSubscribed_DelayClass;
import org.restcomm.protocols.ss7.commonapp.api.subscriberManagement.QoSSubscribed_MeanThroughput;
import org.restcomm.protocols.ss7.commonapp.api.subscriberManagement.QoSSubscribed_PeakThroughput;
import org.restcomm.protocols.ss7.commonapp.api.subscriberManagement.QoSSubscribed_PrecedenceClass;
import org.restcomm.protocols.ss7.commonapp.api.subscriberManagement.QoSSubscribed_ReliabilityClass;

import com.mobius.software.telco.protocols.ss7.asn.primitives.ASNOctetString;

import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;

/**
 *
 * @author daniel bichara
 * @author sergey vetyutnev
 * @author yulianoifa
 *
 */
public class QoSSubscribedImpl extends ASNOctetString implements QoSSubscribed {
	public QoSSubscribedImpl() {
		super("QoSSubscribed",3,3,false);
    }

    public QoSSubscribedImpl(QoSSubscribed_ReliabilityClass reliabilityClass, QoSSubscribed_DelayClass delayClass,
            QoSSubscribed_PrecedenceClass precedenceClass, QoSSubscribed_PeakThroughput peakThroughput, QoSSubscribed_MeanThroughput meanThroughput) {
    	super(translate(reliabilityClass, delayClass, precedenceClass, peakThroughput, meanThroughput),"QoSSubscribed",3,3,false);
    }

    public static ByteBuf translate(QoSSubscribed_ReliabilityClass reliabilityClass, QoSSubscribed_DelayClass delayClass,
            QoSSubscribed_PrecedenceClass precedenceClass, QoSSubscribed_PeakThroughput peakThroughput, QoSSubscribed_MeanThroughput meanThroughput) {
        ByteBuf buffer=Unpooled.buffer(3);

        buffer.writeByte((((delayClass != null ? delayClass.getCode() : 0) << 3) + (reliabilityClass != null ? reliabilityClass.getCode() : 0)));
        buffer.writeByte((((peakThroughput != null ? peakThroughput.getCode() : 0) << 4) + (precedenceClass != null ? precedenceClass.getCode() : 0)));
        buffer.writeByte((meanThroughput != null ? meanThroughput.getCode() : 0));
        return buffer;
    }

    public QoSSubscribed_ReliabilityClass getReliabilityClass() {
    	ByteBuf value=getValue();
    	if (value == null || value.readableBytes() != 3)
            return null;

        return QoSSubscribed_ReliabilityClass.getInstance(value.readByte() & 0x07);
    }

    public QoSSubscribed_DelayClass getDelayClass() {
    	ByteBuf value=getValue();
    	if (value == null || value.readableBytes() != 3)
            return null;

        return QoSSubscribed_DelayClass.getInstance((value.readByte() & 0x38) >> 3);
    }

    public QoSSubscribed_PrecedenceClass getPrecedenceClass() {
    	ByteBuf value=getValue();
    	if (value == null || value.readableBytes() != 3)
            return null;

    	value.skipBytes(1);
        return QoSSubscribed_PrecedenceClass.getInstance(value.readByte() & 0x07);
    }

    public QoSSubscribed_PeakThroughput getPeakThroughput() {
    	ByteBuf value=getValue();
    	if (value == null || value.readableBytes() != 3)
            return null;

    	value.skipBytes(1);
        return QoSSubscribed_PeakThroughput.getInstance((value.readByte() & 0xF0) >> 4);
    }

    public QoSSubscribed_MeanThroughput getMeanThroughput() {
    	ByteBuf value=getValue();
    	if (value == null || value.readableBytes() != 3)
            return null;

    	value.skipBytes(2);
        return QoSSubscribed_MeanThroughput.getInstance(value.readByte() & 0x1F);
    }

    @Override
    public String toString() {
        if (getValue()!=null) {
            QoSSubscribed_ReliabilityClass reliabilityClass = getReliabilityClass();
            QoSSubscribed_DelayClass delayClass = getDelayClass();
            QoSSubscribed_PrecedenceClass precedenceClass = getPrecedenceClass();
            QoSSubscribed_PeakThroughput peakThroughput = getPeakThroughput();
            QoSSubscribed_MeanThroughput meanThroughput = getMeanThroughput();

            StringBuilder sb = new StringBuilder();
            sb.append("QoSSubscribed [");
            if (reliabilityClass != null) {
                sb.append("reliabilityClass=");
                sb.append(reliabilityClass);
                sb.append(", ");
            }
            if (delayClass != null) {
                sb.append("delayClass=");
                sb.append(delayClass);
                sb.append(", ");
            }
            if (precedenceClass != null) {
                sb.append("precedenceClass=");
                sb.append(precedenceClass);
                sb.append(", ");
            }
            if (peakThroughput != null) {
                sb.append("peakThroughput=");
                sb.append(peakThroughput);
                sb.append(", ");
            }
            if (meanThroughput != null) {
                sb.append("meanThroughput=");
                sb.append(meanThroughput);
                sb.append(", ");
            }
            sb.append("]");

            return sb.toString();
        } else {
            return super.toString();
        }
    }

}