/*
* TeleStax, Open Source Cloud Communications Copyright 2012.
* and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.mobicents.protocols.ss7.cap.gap;
import java.io.IOException;
import javolution.xml.XMLFormat;
import javolution.xml.stream.XMLStreamException;
import org.mobicents.protocols.asn.AsnException;
import org.mobicents.protocols.asn.AsnInputStream;
import org.mobicents.protocols.asn.AsnOutputStream;
import org.mobicents.protocols.asn.Tag;
import org.mobicents.protocols.ss7.cap.api.CAPException;
import org.mobicents.protocols.ss7.cap.api.CAPParsingComponentException;
import org.mobicents.protocols.ss7.cap.api.CAPParsingComponentExceptionReason;
import org.mobicents.protocols.ss7.cap.api.gap.GapIndicators;
import org.mobicents.protocols.ss7.cap.primitives.SequenceBase;
/**
*
* @author <a href="mailto:bartosz.krok@pro-ids.com"> Bartosz Krok (ProIDS sp. z o.o.)</a>
*/
public class GapIndicatorsImpl extends SequenceBase implements GapIndicators {
private static final String DURATION = "duration";
private static final String GAP_INTERVAL = "gapInterval";
public static final int _ID_Duration = 0;
public static final int _ID_Gap_Interval = 1;
private static int DEFAULT_VALUE = 0;
private int duration;
private int gapInterval;
public GapIndicatorsImpl() {
super("GapIndicators");
}
public GapIndicatorsImpl(int duration, int gapInterval) {
super("GapIndicators");
this.duration = duration;
this.gapInterval = gapInterval;
}
public int getDuration() {
return duration;
}
public int getGapInterval() {
return gapInterval;
}
protected void _decode(AsnInputStream asnIS, int length) throws CAPParsingComponentException, IOException, AsnException {
this.duration = 0;
this.gapInterval = 0;
boolean foundDuration = false;
boolean foundGapInterval = false;
AsnInputStream ais = asnIS.readSequenceStreamData(length);
while (true) {
if (ais.available() == 0) {
break;
}
int tag = ais.readTag();
if (ais.getTagClass() == Tag.CLASS_CONTEXT_SPECIFIC) {
switch (tag) {
case _ID_Duration: {
this.duration = (int) ais.readInteger();
if (this.duration < -2 || this.duration > 86400) {
throw new CAPParsingComponentException("Error while decoding " + _PrimitiveName + "-duration: possible value -2..86400, received="
+ duration, CAPParsingComponentExceptionReason.MistypedParameter);
}
foundDuration = true;
break;
}
case _ID_Gap_Interval: {
this.gapInterval = (int) ais.readInteger();
if (this.gapInterval < -1 || this.gapInterval > 60000) {
throw new CAPParsingComponentException("Error while decoding " + _PrimitiveName + "-gapInterval: possible value -1..60000, received="
+ gapInterval, CAPParsingComponentExceptionReason.MistypedParameter);
}
foundGapInterval = true;
break;
}
default: {
ais.advanceElement();
break;
}
}
} else {
ais.advanceElement();
}
}
if (!foundDuration) {
throw new CAPParsingComponentException("Error while decoding " + _PrimitiveName
+ ": duration parameter is not found", CAPParsingComponentExceptionReason.MistypedParameter);
}
if (!foundGapInterval) {
throw new CAPParsingComponentException("Error while decoding " + _PrimitiveName
+ ": gapInterval parameter is not found", CAPParsingComponentExceptionReason.MistypedParameter);
}
}
public void encodeData(AsnOutputStream asnOs) throws CAPException {
try {
if (this.duration < -2 || this.duration > 86400) {
throw new CAPException("Error when encoding " + _PrimitiveName + ": duration must be -2..86400, supplied="
+ duration);
}
asnOs.writeInteger(Tag.CLASS_CONTEXT_SPECIFIC, _ID_Duration, duration);
if (this.gapInterval < -1 || this.gapInterval > 60000) {
throw new CAPException("Error when encoding " + _PrimitiveName + ": gapInterval must be -1..60000, supplied="
+ gapInterval);
}
asnOs.writeInteger(Tag.CLASS_CONTEXT_SPECIFIC, _ID_Gap_Interval, gapInterval);
} catch (IOException e) {
throw new CAPException("IOException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);
} catch (AsnException ex) {
throw new CAPException("AsnException when encoding " + _PrimitiveName + ": " + ex.getMessage(), ex);
}
}
protected static final XMLFormat<GapIndicatorsImpl> GAP_INDICATORS_XML = new XMLFormat<GapIndicatorsImpl>(GapIndicatorsImpl.class) {
@Override
public void read(javolution.xml.XMLFormat.InputElement xml, GapIndicatorsImpl gapIndicators) throws XMLStreamException {
gapIndicators.duration = xml.getAttribute(DURATION, DEFAULT_VALUE);
gapIndicators.gapInterval = xml.getAttribute(GAP_INTERVAL, DEFAULT_VALUE);
}
@Override
public void write(GapIndicatorsImpl gapIndicators, javolution.xml.XMLFormat.OutputElement xml)
throws XMLStreamException {
xml.setAttribute(DURATION, gapIndicators.duration);
xml.setAttribute(GAP_INTERVAL, gapIndicators.gapInterval);
}
};
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append(_PrimitiveName);
sb.append(" [");
sb.append("duration=");
sb.append(duration);
sb.append(", gapInterval=");
sb.append(gapInterval);
sb.append("]");
return sb.toString();
}
}