/*
* 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.map.service.supplementary;
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.map.api.MAPException;
import org.mobicents.protocols.ss7.map.api.MAPParsingComponentException;
import org.mobicents.protocols.ss7.map.api.MAPParsingComponentExceptionReason;
import org.mobicents.protocols.ss7.map.api.service.supplementary.CallBarringInfo;
import org.mobicents.protocols.ss7.map.api.service.supplementary.ForwardingInfo;
import org.mobicents.protocols.ss7.map.api.service.supplementary.SSData;
import org.mobicents.protocols.ss7.map.api.service.supplementary.SSInfo;
import org.mobicents.protocols.ss7.map.primitives.MAPAsnPrimitive;
/**
*
* @author sergey vetyutnev
*
*/
public class SSInfoImpl implements SSInfo, MAPAsnPrimitive {
public static final int _TAG_forwardingInfo = 0;
public static final int _TAG_callBarringInfo = 1;
public static final int _TAG_ssData = 3;
public static final String _PrimitiveName = "SSInfo";
private ForwardingInfo forwardingInfo;
private CallBarringInfo callBarringInfo;
private SSData ssData;
public SSInfoImpl() {
}
public SSInfoImpl(ForwardingInfo forwardingInfo) {
this.forwardingInfo = forwardingInfo;
}
public SSInfoImpl(CallBarringInfo callBarringInfo) {
this.callBarringInfo = callBarringInfo;
}
public SSInfoImpl(SSData ssData) {
this.ssData = ssData;
}
@Override
public ForwardingInfo getForwardingInfo() {
return forwardingInfo;
}
@Override
public CallBarringInfo getCallBarringInfo() {
return callBarringInfo;
}
@Override
public SSData getSsData() {
return ssData;
}
@Override
public int getTag() throws MAPException {
if (forwardingInfo != null) {
return _TAG_forwardingInfo;
} else if (callBarringInfo != null) {
return _TAG_callBarringInfo;
} else if (ssData != null) {
return _TAG_ssData;
} else {
throw new MAPException("No of choices are supplied");
}
}
@Override
public int getTagClass() {
return Tag.CLASS_CONTEXT_SPECIFIC;
}
@Override
public boolean getIsPrimitive() {
return false;
}
@Override
public void decodeAll(AsnInputStream ansIS) throws MAPParsingComponentException {
try {
int length = ansIS.readLength();
this._decode(ansIS, length);
} catch (IOException e) {
throw new MAPParsingComponentException("IOException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
MAPParsingComponentExceptionReason.MistypedParameter);
} catch (AsnException e) {
throw new MAPParsingComponentException("AsnException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
MAPParsingComponentExceptionReason.MistypedParameter);
}
}
@Override
public void decodeData(AsnInputStream ansIS, int length) throws MAPParsingComponentException {
try {
this._decode(ansIS, length);
} catch (IOException e) {
throw new MAPParsingComponentException("IOException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
MAPParsingComponentExceptionReason.MistypedParameter);
} catch (AsnException e) {
throw new MAPParsingComponentException("AsnException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
MAPParsingComponentExceptionReason.MistypedParameter);
}
}
private void _decode(AsnInputStream ais, int length) throws MAPParsingComponentException, IOException, AsnException {
this.forwardingInfo = null;
this.callBarringInfo = null;
this.ssData = null;
if (ais.getTagClass() != Tag.CLASS_CONTEXT_SPECIFIC || ais.isTagPrimitive())
throw new MAPParsingComponentException("Error while decoding " + _PrimitiveName + ": bad tag class or is primitive: TagClass=" + ais.getTagClass(),
MAPParsingComponentExceptionReason.MistypedParameter);
switch (ais.getTag()) {
case _TAG_forwardingInfo:
this.forwardingInfo = new ForwardingInfoImpl();
((ForwardingInfoImpl) this.forwardingInfo).decodeData(ais, length);
break;
case _TAG_callBarringInfo:
this.callBarringInfo = new CallBarringInfoImpl();
((CallBarringInfoImpl) this.callBarringInfo).decodeData(ais, length);
break;
case _TAG_ssData:
this.ssData = new SSDataImpl();
((SSDataImpl) this.ssData).decodeData(ais, length);
break;
default:
throw new MAPParsingComponentException("Error while " + _PrimitiveName + ": bad tag: " + ais.getTag(),
MAPParsingComponentExceptionReason.MistypedParameter);
}
}
@Override
public void encodeAll(AsnOutputStream asnOs) throws MAPException {
this.encodeAll(asnOs, this.getTagClass(), this.getTag());
}
@Override
public void encodeAll(AsnOutputStream asnOs, int tagClass, int tag) throws MAPException {
try {
asnOs.writeTag(tagClass, this.getIsPrimitive(), tag);
int pos = asnOs.StartContentDefiniteLength();
this.encodeData(asnOs);
asnOs.FinalizeContent(pos);
} catch (AsnException e) {
throw new MAPException("AsnException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);
}
}
@Override
public void encodeData(AsnOutputStream asnOs) throws MAPException {
int cnt = 0;
if (forwardingInfo != null)
cnt++;
if (callBarringInfo != null)
cnt++;
if (ssData != null)
cnt++;
if (cnt == 0)
throw new MAPException("Error while encoding " + _PrimitiveName + ": no option is set.");
if (cnt > 1)
throw new MAPException("Error while encoding " + _PrimitiveName + ": more than 1 option is set.");
if (this.forwardingInfo != null)
((ForwardingInfoImpl) this.forwardingInfo).encodeData(asnOs);
if (this.callBarringInfo != null)
((CallBarringInfoImpl) this.callBarringInfo).encodeData(asnOs);
if (this.ssData != null)
((SSDataImpl) this.ssData).encodeData(asnOs);
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append(_PrimitiveName);
sb.append(" [");
if (this.forwardingInfo != null) {
sb.append("forwardingInfo=");
sb.append(this.forwardingInfo.toString());
sb.append(", ");
}
if (this.callBarringInfo != null) {
sb.append("callBarringInfo=");
sb.append(this.callBarringInfo.toString());
sb.append(", ");
}
if (this.ssData != null) {
sb.append("ssData=");
sb.append(this.ssData.toString());
sb.append(", ");
}
sb.append("]");
return sb.toString();
}
}