/*
* 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.service.gprs.primitive;
import java.io.IOException;
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.gprs.primitive.GPRSQoS;
import org.mobicents.protocols.ss7.cap.primitives.CAPAsnPrimitive;
import org.mobicents.protocols.ss7.map.api.MAPException;
import org.mobicents.protocols.ss7.map.api.MAPParsingComponentException;
import org.mobicents.protocols.ss7.map.api.service.mobility.subscriberManagement.ExtQoSSubscribed;
import org.mobicents.protocols.ss7.map.api.service.mobility.subscriberManagement.QoSSubscribed;
import org.mobicents.protocols.ss7.map.service.mobility.subscriberManagement.ExtQoSSubscribedImpl;
import org.mobicents.protocols.ss7.map.service.mobility.subscriberManagement.QoSSubscribedImpl;
/**
*
* @author Lasith Waruna Perera
*
*/
public class GPRSQoSImpl implements GPRSQoS, CAPAsnPrimitive {
public static final String _PrimitiveName = "GPRSQoS";
public static final int _ID_shortQoSFormat = 0;
public static final int _ID_longQoSFormat = 1;
private QoSSubscribed shortQoSFormat;
private ExtQoSSubscribed longQoSFormat;
public GPRSQoSImpl() {
}
public GPRSQoSImpl(QoSSubscribed shortQoSFormat) {
this.shortQoSFormat = shortQoSFormat;
}
public GPRSQoSImpl(ExtQoSSubscribed longQoSFormat) {
this.longQoSFormat = longQoSFormat;
}
@Override
public QoSSubscribed getShortQoSFormat() {
return this.shortQoSFormat;
}
@Override
public ExtQoSSubscribed getLongQoSFormat() {
return this.longQoSFormat;
}
@Override
public int getTag() throws CAPException {
if (shortQoSFormat != null) {
return _ID_shortQoSFormat;
} else {
return _ID_longQoSFormat;
}
}
@Override
public int getTagClass() {
return Tag.CLASS_CONTEXT_SPECIFIC;
}
@Override
public boolean getIsPrimitive() {
return true;
}
@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);
}
}
@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);
}
}
private void _decode(AsnInputStream ais, int length) throws CAPParsingComponentException, IOException, AsnException,
MAPParsingComponentException {
this.shortQoSFormat = null;
this.longQoSFormat = null;
int tag = ais.getTag();
if (ais.getTagClass() == Tag.CLASS_CONTEXT_SPECIFIC) {
switch (tag) {
case _ID_shortQoSFormat:
if (!ais.isTagPrimitive())
throw new CAPParsingComponentException("Error while decoding " + _PrimitiveName
+ ".shortQoSFormat: Parameter is not primitive",
CAPParsingComponentExceptionReason.MistypedParameter);
this.shortQoSFormat = new QoSSubscribedImpl();
((QoSSubscribedImpl) this.shortQoSFormat).decodeData(ais, length);
break;
case _ID_longQoSFormat:
if (!ais.isTagPrimitive())
throw new CAPParsingComponentException("Error while decoding " + _PrimitiveName
+ ".longQoSFormat: Parameter is not primitive",
CAPParsingComponentExceptionReason.MistypedParameter);
this.longQoSFormat = new ExtQoSSubscribedImpl();
((ExtQoSSubscribedImpl) this.longQoSFormat).decodeData(ais, length);
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 asnOs) throws CAPException {
if (this.shortQoSFormat == null && this.longQoSFormat == null || this.shortQoSFormat != null
&& this.longQoSFormat != null) {
throw new CAPException("Error while decoding " + _PrimitiveName + ": One and only one choice must be selected");
}
try {
if (this.shortQoSFormat != null) {
((QoSSubscribedImpl) this.shortQoSFormat).encodeData(asnOs);
} else {
((ExtQoSSubscribedImpl) this.longQoSFormat).encodeData(asnOs);
}
} catch (MAPException e) {
throw new CAPException("MAPException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);
}
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append(_PrimitiveName + " [");
if (this.shortQoSFormat != null) {
sb.append("shortQoSFormat=");
sb.append(this.shortQoSFormat.toString());
}
if (this.longQoSFormat != null) {
sb.append("longQoSFormat=");
sb.append(this.longQoSFormat.toString());
}
sb.append("]");
return sb.toString();
}
}