/*
* TeleStax, Open Source Cloud Communications
* Copyright 2012, Telestax Inc 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.service.circuitSwitchedCall.primitive;
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.service.circuitSwitchedCall.primitive.LegOrCallSegment;
import org.mobicents.protocols.ss7.cap.primitives.CAPAsnPrimitive;
import org.mobicents.protocols.ss7.inap.api.INAPException;
import org.mobicents.protocols.ss7.inap.api.INAPParsingComponentException;
import org.mobicents.protocols.ss7.inap.api.primitives.LegID;
import org.mobicents.protocols.ss7.inap.primitives.LegIDImpl;
import org.mobicents.protocols.ss7.map.api.MAPParsingComponentException;
/**
*
* @author Povilas Jurna
*
*/
public class LegOrCallSegmentImpl implements LegOrCallSegment, CAPAsnPrimitive {
private static final String CALL_SEGMENT_ID = "callSegmentID";
private static final String LEG_ID = "legID";
public static final int _ID_callSegmentID = 0;
public static final int _ID_legID = 1;
public static final String _PrimitiveName = "LegOrCallSegment";
private Integer callSegmentID;
private LegID legID;
public LegOrCallSegmentImpl() {
}
public LegOrCallSegmentImpl(Integer callSegmentID) {
this.callSegmentID = callSegmentID;
}
public LegOrCallSegmentImpl(LegID legID) {
this.legID = legID;
}
@Override
public int getTag() throws CAPException {
if (callSegmentID != null)
return _ID_callSegmentID;
else
return _ID_legID;
}
@Override
public int getTagClass() {
return Tag.CLASS_CONTEXT_SPECIFIC;
}
@Override
public boolean getIsPrimitive() {
if (callSegmentID != null)
return true;
else
return false;
}
@Override
public void decodeAll(AsnInputStream ansIS) throws CAPParsingComponentException {
try {
int length = ansIS.readLength();
this._decode(ansIS, length);
} catch (IOException e) {
throw new CAPParsingComponentException("IOException when decoding " + _PrimitiveName + ": "
+ e.getMessage(), e, CAPParsingComponentExceptionReason.MistypedParameter);
} catch (AsnException e) {
throw new CAPParsingComponentException("AsnException when decoding " + _PrimitiveName + ": "
+ e.getMessage(), e, CAPParsingComponentExceptionReason.MistypedParameter);
} catch (MAPParsingComponentException e) {
throw new CAPParsingComponentException("MAPParsingComponentException when decoding " + _PrimitiveName
+ ": " + e.getMessage(), e, CAPParsingComponentExceptionReason.MistypedParameter);
} catch (INAPParsingComponentException e) {
throw new CAPParsingComponentException("INAPParsingComponentException when decoding " + _PrimitiveName
+ ": " + e.getMessage(), e, CAPParsingComponentExceptionReason.MistypedParameter);
}
}
@Override
public void decodeData(AsnInputStream ansIS, int length) throws CAPParsingComponentException {
try {
this._decode(ansIS, length);
} catch (IOException e) {
throw new CAPParsingComponentException("IOException when decoding " + _PrimitiveName + ": "
+ e.getMessage(), e, CAPParsingComponentExceptionReason.MistypedParameter);
} catch (AsnException e) {
throw new CAPParsingComponentException("AsnException when decoding " + _PrimitiveName + ": "
+ e.getMessage(), e, CAPParsingComponentExceptionReason.MistypedParameter);
} catch (MAPParsingComponentException e) {
throw new CAPParsingComponentException("MAPParsingComponentException when decoding " + _PrimitiveName
+ ": " + e.getMessage(), e, CAPParsingComponentExceptionReason.MistypedParameter);
} catch (INAPParsingComponentException e) {
throw new CAPParsingComponentException("INAPParsingComponentException when decoding " + _PrimitiveName
+ ": " + e.getMessage(), e, CAPParsingComponentExceptionReason.MistypedParameter);
}
}
private void _decode(AsnInputStream ais, int length) throws CAPParsingComponentException,
MAPParsingComponentException, IOException, AsnException, INAPParsingComponentException {
this.callSegmentID = null;
this.legID = null;
int tag = ais.getTag();
if (ais.getTagClass() == Tag.CLASS_CONTEXT_SPECIFIC) {
switch (tag) {
case _ID_callSegmentID:
this.callSegmentID = (int) ais.readIntegerData(length);
break;
case _ID_legID:
this.legID = new LegIDImpl();
ais.readTag();
((LegIDImpl) this.legID).decodeAll(ais);
break;
default:
throw new CAPParsingComponentException("Error while decoding " + _PrimitiveName + ": bad choice tag",
CAPParsingComponentExceptionReason.MistypedParameter);
}
} else {
throw new CAPParsingComponentException("Error while decoding " + _PrimitiveName + ": bad choice tagClass",
CAPParsingComponentExceptionReason.MistypedParameter);
}
}
@Override
public void encodeAll(AsnOutputStream asnOs) throws CAPException {
this.encodeAll(asnOs, this.getTagClass(), this.getTag());
}
@Override
public void encodeAll(AsnOutputStream asnOs, int tagClass, int tag) throws CAPException {
try {
asnOs.writeTag(tagClass, this.getIsPrimitive(), tag);
int pos = asnOs.StartContentDefiniteLength();
this.encodeData(asnOs);
asnOs.FinalizeContent(pos);
} catch (AsnException e) {
throw new CAPException("AsnException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);
}
}
@Override
public void encodeData(AsnOutputStream aos) throws CAPException {
if (this.callSegmentID == null && this.legID == null)
throw new CAPException("Error while encoding " + _PrimitiveName
+ ": both callSegmentID and legID must not be null");
try {
if (this.callSegmentID != null) {
if (this.callSegmentID < 1 || this.callSegmentID > 127)
throw new CAPException("Error while encoding " + _PrimitiveName
+ ": callSegmentID must be from 1 to 127");
aos.writeIntegerData(this.callSegmentID);
} else {
((LegIDImpl) this.legID).encodeAll(aos);
}
} catch (INAPException e) {
throw new CAPException("INAPException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);
} catch (IOException e) {
throw new CAPException("IOException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);
}
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append(_PrimitiveName);
sb.append(" [");
if (this.callSegmentID != null) {
sb.append("callSegmentID=");
sb.append(callSegmentID);
sb.append(", ");
}
if (this.legID != null) {
sb.append("legID=");
sb.append(legID.toString());
sb.append(", ");
}
sb.append("]");
return sb.toString();
}
/**
* XML Serialization/Deserialization
*/
protected static final XMLFormat<LegOrCallSegmentImpl> TIME_INFORMATION_XML = new XMLFormat<LegOrCallSegmentImpl>(
LegOrCallSegmentImpl.class) {
@Override
public void read(javolution.xml.XMLFormat.InputElement xml, LegOrCallSegmentImpl legOrCallSegment)
throws XMLStreamException {
legOrCallSegment.callSegmentID = xml.get(CALL_SEGMENT_ID, Integer.class);
legOrCallSegment.legID = xml.get(LEG_ID, LegIDImpl.class);
}
@Override
public void write(LegOrCallSegmentImpl legOrCallSegment, javolution.xml.XMLFormat.OutputElement xml)
throws XMLStreamException {
if (legOrCallSegment.callSegmentID != null) {
xml.add(legOrCallSegment.callSegmentID, CALL_SEGMENT_ID, Integer.class);
}
if (legOrCallSegment.legID != null) {
xml.add((LegIDImpl) legOrCallSegment.legID, LEG_ID, LegIDImpl.class);
}
}
};
@Override
public Integer getCallSegmentID() {
return callSegmentID;
}
@Override
public LegID getLegID() {
return legID;
}
}