/*
* JBoss, Home of Professional Open Source
* Copyright 2011, Red Hat, 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.map.dialog;
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.dialog.MAPUserAbortChoice;
import org.mobicents.protocols.ss7.map.api.dialog.ProcedureCancellationReason;
import org.mobicents.protocols.ss7.map.api.dialog.ResourceUnavailableReason;
import org.mobicents.protocols.ss7.map.api.primitives.MAPExtensionContainer;
import org.mobicents.protocols.ss7.map.primitives.MAPAsnPrimitive;
import org.mobicents.protocols.ss7.map.primitives.MAPExtensionContainerImpl;
/**
* MAP-UserAbortInfo ::= SEQUENCE { map-UserAbortChoice MAP-UserAbortChoice, ... extensionContainer ExtensionContainer OPTIONAL
* }
*
* MAP-UserAbortChoice ::= CHOICE { userSpecificReason [0] NULL, userResourceLimitation [1] NULL, resourceUnavailable [2]
* ResourceUnavailableReason, applicationProcedureCancellation [3] ProcedureCancellationReason}
*
* @author amit bhayani
* @author sergey vetyutnev
*
*/
public class MAPUserAbortInfoImpl implements MAPAsnPrimitive {
public static final int MAP_USER_ABORT_INFO_TAG = 0x04;
protected static final int USER_ABORT_TAG_CLASS = Tag.CLASS_CONTEXT_SPECIFIC;
protected static final boolean USER_ABORT_TAG_PC_CONSTRUCTED = false;
private MAPUserAbortChoice mapUserAbortChoice = null;
private MAPExtensionContainer extensionContainer;
public MAPUserAbortChoice getMAPUserAbortChoice() {
return this.mapUserAbortChoice;
}
public MAPExtensionContainer getExtensionContainer() {
return extensionContainer;
}
public void setMAPUserAbortChoice(MAPUserAbortChoice mapUsrAbrtChoice) {
this.mapUserAbortChoice = mapUsrAbrtChoice;
}
public void setExtensionContainer(MAPExtensionContainer extensionContainer) {
this.extensionContainer = extensionContainer;
}
public int getTag() throws MAPException {
return MAP_USER_ABORT_INFO_TAG;
}
public int getTagClass() {
return Tag.CLASS_CONTEXT_SPECIFIC;
}
public boolean getIsPrimitive() {
return false;
}
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 MAPUserAbortInfo: " + e.getMessage(), e,
MAPParsingComponentExceptionReason.MistypedParameter);
} catch (AsnException e) {
throw new MAPParsingComponentException("AsnException when decoding MAPUserAbortInfo: " + e.getMessage(), e,
MAPParsingComponentExceptionReason.MistypedParameter);
}
}
public void decodeData(AsnInputStream ansIS, int length) throws MAPParsingComponentException {
try {
this._decode(ansIS, length);
} catch (IOException e) {
throw new MAPParsingComponentException("IOException when decoding MAPUserAbortInfo: " + e.getMessage(), e,
MAPParsingComponentExceptionReason.MistypedParameter);
} catch (AsnException e) {
throw new MAPParsingComponentException("AsnException when decoding MAPUserAbortInfo: " + e.getMessage(), e,
MAPParsingComponentExceptionReason.MistypedParameter);
}
}
private void _decode(AsnInputStream ais, int length) throws MAPParsingComponentException, IOException, AsnException {
// MAP-UserAbortInfo ::= SEQUENCE {
// map-UserAbortChoice CHOICE {
// userSpecificReason [0] IMPLICIT NULL,
// userResourceLimitation [1] IMPLICIT NULL,
// resourceUnavailable [2] IMPLICIT ENUMERATED {
// shortTermResourceLimitation ( 0 ),
// longTermResourceLimitation ( 1 ) },
// applicationProcedureCancellation [3] IMPLICIT ENUMERATED {
// handoverCancellation ( 0 ),
// radioChannelRelease ( 1 ),
// networkPathRelease ( 2 ),
// callRelease ( 3 ),
// associatedProcedureFailure ( 4 ),
// tandemDialogueRelease ( 5 ),
// remoteOperationsFailure ( 6 ) }},
// ... ,
// extensionContainer SEQUENCE {
// privateExtensionList [0] IMPLICIT SEQUENCE ( SIZE( 1 .. 10 ) ) OF
// SEQUENCE {
// extId MAP-EXTENSION .&extensionId ( {
// ,
// ...} ) ,
// extType MAP-EXTENSION .&ExtensionType ( {
// ,
// ...} { @extId } ) OPTIONAL} OPTIONAL,
// pcs-Extensions [1] IMPLICIT SEQUENCE {
// ... } OPTIONAL,
// ... } OPTIONAL}
this.mapUserAbortChoice = null;
this.extensionContainer = null;
AsnInputStream localAis = ais.readSequenceStreamData(length);
int tag = localAis.readTag();
if (localAis.getTagClass() != Tag.CLASS_CONTEXT_SPECIFIC || !localAis.isTagPrimitive())
throw new MAPParsingComponentException(
"Error while decoding MAPUserAbortInfo.map-UserAbortChoice: bad tag class or not primitive element",
MAPParsingComponentExceptionReason.MistypedParameter);
MAPUserAbortChoiceImpl usAbrtChoice = new MAPUserAbortChoiceImpl();
switch (tag) {
case MAPUserAbortChoiceImpl.USER_SPECIFIC_REASON_TAG:
try {
localAis.readNull();
} catch (Exception e) {
// we ignore ASN bad syntax
}
usAbrtChoice.setUserSpecificReason();
this.setMAPUserAbortChoice(usAbrtChoice);
break;
case MAPUserAbortChoiceImpl.USER_RESOURCE_LIMITATION_TAG:
try {
localAis.readNull();
} catch (Exception e) {
// we ignore ASN bad syntax
}
usAbrtChoice.setUserResourceLimitation();
this.setMAPUserAbortChoice(usAbrtChoice);
break;
case MAPUserAbortChoiceImpl.RESOURCE_UNAVAILABLE:
int code = (int) localAis.readInteger();
ResourceUnavailableReason resUnaReas = ResourceUnavailableReason.getInstance(code);
usAbrtChoice.setResourceUnavailableReason(resUnaReas);
this.setMAPUserAbortChoice(usAbrtChoice);
break;
case MAPUserAbortChoiceImpl.APPLICATION_PROCEDURE_CANCELLATION:
code = (int) localAis.readInteger();
ProcedureCancellationReason procCanReasn = ProcedureCancellationReason.getInstance(code);
usAbrtChoice.setProcedureCancellationReason(procCanReasn);
this.setMAPUserAbortChoice(usAbrtChoice);
break;
default:
throw new MAPParsingComponentException("Error while decoding MAPUserAbortInfo.map-UserAbortChoice: bad tag",
MAPParsingComponentExceptionReason.MistypedParameter);
}
while (localAis.available() > 0) {
tag = localAis.readTag();
switch (localAis.getTagClass()) {
case Tag.CLASS_UNIVERSAL:
switch (tag) {
case Tag.SEQUENCE:
this.extensionContainer = new MAPExtensionContainerImpl();
((MAPExtensionContainerImpl) this.extensionContainer).decodeAll(localAis);
break;
default:
localAis.advanceElement();
break;
}
break;
default:
localAis.advanceElement();
break;
}
}
}
public void encodeAll(AsnOutputStream asnOs) throws MAPException {
this.encodeAll(asnOs, Tag.CLASS_CONTEXT_SPECIFIC, MAP_USER_ABORT_INFO_TAG);
}
public void encodeAll(AsnOutputStream asnOs, int tagClass, int tag) throws MAPException {
try {
asnOs.writeTag(tagClass, false, tag);
int pos = asnOs.StartContentDefiniteLength();
this.encodeData(asnOs);
asnOs.FinalizeContent(pos);
} catch (AsnException e) {
throw new MAPException("AsnException when encoding MAPUserAbortInfo: " + e.getMessage(), e);
}
}
public void encodeData(AsnOutputStream asnOS) throws MAPException {
if (this.mapUserAbortChoice == null)
throw new MAPException("Error encoding MAPUserAbortInfo: UserSpecificReason must not be null");
try {
if (this.mapUserAbortChoice.isUserSpecificReason()) {
asnOS.writeNull(Tag.CLASS_CONTEXT_SPECIFIC, MAPUserAbortChoiceImpl.USER_SPECIFIC_REASON_TAG);
} else if (this.mapUserAbortChoice.isUserResourceLimitation()) {
asnOS.writeNull(Tag.CLASS_CONTEXT_SPECIFIC, MAPUserAbortChoiceImpl.USER_RESOURCE_LIMITATION_TAG);
} else if (this.mapUserAbortChoice.isResourceUnavailableReason()) {
ResourceUnavailableReason rur = this.mapUserAbortChoice.getResourceUnavailableReason();
if (rur == null)
throw new MAPException("Error encoding MAPUserAbortInfo: ResourceUnavailableReason value must not be null");
asnOS.writeInteger(Tag.CLASS_CONTEXT_SPECIFIC, MAPUserAbortChoiceImpl.RESOURCE_UNAVAILABLE, rur.getCode());
} else if (this.mapUserAbortChoice.isProcedureCancellationReason()) {
ProcedureCancellationReason pcr = this.mapUserAbortChoice.getProcedureCancellationReason();
if (pcr == null)
throw new MAPException(
"Error encoding MAPUserAbortInfo: ProcedureCancellationReason value must not be null");
asnOS.writeInteger(Tag.CLASS_CONTEXT_SPECIFIC, MAPUserAbortChoiceImpl.APPLICATION_PROCEDURE_CANCELLATION,
pcr.getCode());
}
if (this.extensionContainer != null)
((MAPExtensionContainerImpl) this.extensionContainer).encodeAll(asnOS);
} catch (IOException e) {
throw new MAPException("IOException when encoding MAPUserAbortInfo: " + e.getMessage(), e);
} catch (AsnException e) {
throw new MAPException("AsnException when encoding MAPUserAbortInfo: " + e.getMessage(), e);
}
}
}