/*
* 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.mobility.subscriberInformation;
import java.io.IOException;
import java.util.ArrayList;
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.mobility.subscriberInformation.NotReachableReason;
import org.mobicents.protocols.ss7.map.api.service.mobility.subscriberInformation.PDPContextInfo;
import org.mobicents.protocols.ss7.map.api.service.mobility.subscriberInformation.PSSubscriberState;
import org.mobicents.protocols.ss7.map.api.service.mobility.subscriberInformation.PSSubscriberStateChoice;
import org.mobicents.protocols.ss7.map.primitives.MAPAsnPrimitive;
/**
* @author amit bhayani
* @author sergey vetyutnev
*
*/
public class PSSubscriberStateImpl implements PSSubscriberState, MAPAsnPrimitive {
public static final int _ID_notProvidedFromSGSNorMME = 0;
public static final int _ID_ps_Detached = 1;
public static final int _ID_ps_AttachedNotReachableForPaging = 2;
public static final int _ID_ps_AttachedReachableForPaging = 3;
public static final int _ID_ps_PDP_ActiveNotReachableForPaging = 4;
public static final int _ID_ps_PDP_ActiveReachableForPaging = 5;
public static final String _PrimitiveName = "PSSubscriberState";
private PSSubscriberStateChoice choice;
private NotReachableReason netDetNotReachable;
private ArrayList<PDPContextInfo> pdpContextInfoList;
public PSSubscriberStateImpl() {
}
public PSSubscriberStateImpl(PSSubscriberStateChoice choice, NotReachableReason netDetNotReachable,
ArrayList<PDPContextInfo> pdpContextInfoList) {
this.choice = choice;
this.netDetNotReachable = netDetNotReachable;
this.pdpContextInfoList = pdpContextInfoList;
}
@Override
public PSSubscriberStateChoice getChoice() {
return choice;
}
/*
* (non-Javadoc)
*
* @see org.mobicents.protocols.ss7.map.api.service.subscriberInformation. PSSubscriberState#getNetDetNotReachable()
*/
public NotReachableReason getNetDetNotReachable() {
return this.netDetNotReachable;
}
@Override
public ArrayList<PDPContextInfo> getPDPContextInfoList() {
return pdpContextInfoList;
}
/*
* (non-Javadoc)
*
* @see org.mobicents.protocols.ss7.map.primitives.MAPAsnPrimitive#getTag()
*/
public int getTag() throws MAPException {
if (this.choice == PSSubscriberStateChoice.notProvidedFromSGSNorMME) {
return _ID_notProvidedFromSGSNorMME;
} else if (this.choice == PSSubscriberStateChoice.psDetached) {
return _ID_ps_Detached;
} else if (this.choice == PSSubscriberStateChoice.psAttachedNotReachableForPaging) {
return _ID_ps_AttachedNotReachableForPaging;
} else if (this.choice == PSSubscriberStateChoice.psAttachedReachableForPaging) {
return _ID_ps_AttachedReachableForPaging;
} else if (this.choice == PSSubscriberStateChoice.psPDPActiveNotReachableForPaging) {
return _ID_ps_PDP_ActiveNotReachableForPaging;
} else if (this.choice == PSSubscriberStateChoice.psPDPActiveReachableForPaging) {
return _ID_ps_PDP_ActiveReachableForPaging;
} else if (this.choice == PSSubscriberStateChoice.netDetNotReachable) {
return Tag.ENUMERATED;
}
throw new MAPException("Error encoding " + _PrimitiveName + ": Bad hoice value");
}
/*
* (non-Javadoc)
*
* @see org.mobicents.protocols.ss7.map.primitives.MAPAsnPrimitive#getTagClass()
*/
public int getTagClass() {
if (this.choice == PSSubscriberStateChoice.netDetNotReachable)
return Tag.CLASS_UNIVERSAL;
else
return Tag.CLASS_CONTEXT_SPECIFIC;
}
/*
* (non-Javadoc)
*
* @see org.mobicents.protocols.ss7.map.primitives.MAPAsnPrimitive#getIsPrimitive ()
*/
public boolean getIsPrimitive() {
if (this.choice == PSSubscriberStateChoice.psPDPActiveNotReachableForPaging
|| this.choice == PSSubscriberStateChoice.psPDPActiveReachableForPaging)
return false;
else
return true;
}
/*
* (non-Javadoc)
*
* @see org.mobicents.protocols.ss7.map.primitives.MAPAsnPrimitive#decodeAll( org.mobicents.protocols.asn.AsnInputStream)
*/
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);
}
}
/*
* (non-Javadoc)
*
* @see org.mobicents.protocols.ss7.map.primitives.MAPAsnPrimitive#decodeData (org.mobicents.protocols.asn.AsnInputStream,
* int)
*/
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 ansIS, int length) throws MAPParsingComponentException, IOException, AsnException {
this.choice = null;
this.netDetNotReachable = null;
this.pdpContextInfoList = null;
if (ansIS.getTagClass() == Tag.CLASS_UNIVERSAL) {
switch (ansIS.getTag()) {
case Tag.ENUMERATED:
if (!ansIS.isTagPrimitive())
throw new MAPParsingComponentException(
"Error while decoding netDetNotReachable choice: Parameter is not primitive",
MAPParsingComponentExceptionReason.MistypedParameter);
this.choice = PSSubscriberStateChoice.netDetNotReachable;
int i1 = (int) ansIS.readIntegerData(length);
this.netDetNotReachable = NotReachableReason.getInstance(i1);
break;
default:
throw new MAPParsingComponentException("Error while decoding " + _PrimitiveName
+ ": bad tag for Universal TagClass: " + ansIS.getTag(),
MAPParsingComponentExceptionReason.MistypedParameter);
}
} else if (ansIS.getTagClass() == Tag.CLASS_CONTEXT_SPECIFIC) {
switch (ansIS.getTag()) {
case _ID_notProvidedFromSGSNorMME:
if (!ansIS.isTagPrimitive())
throw new MAPParsingComponentException(
"Error while decoding notProvidedFromSGSNorMME choice: Parameter is not primitive",
MAPParsingComponentExceptionReason.MistypedParameter);
this.choice = PSSubscriberStateChoice.notProvidedFromSGSNorMME;
ansIS.readNullData(length);
break;
case _ID_ps_Detached:
if (!ansIS.isTagPrimitive())
throw new MAPParsingComponentException(
"Error while decoding psDetached choice: Parameter is not primitive",
MAPParsingComponentExceptionReason.MistypedParameter);
this.choice = PSSubscriberStateChoice.psDetached;
ansIS.readNullData(length);
break;
case _ID_ps_AttachedNotReachableForPaging:
if (!ansIS.isTagPrimitive())
throw new MAPParsingComponentException(
"Error while decoding psAttachedNotReachableForPaging choice: Parameter is not primitive",
MAPParsingComponentExceptionReason.MistypedParameter);
this.choice = PSSubscriberStateChoice.psAttachedNotReachableForPaging;
ansIS.readNullData(length);
break;
case _ID_ps_AttachedReachableForPaging:
if (!ansIS.isTagPrimitive())
throw new MAPParsingComponentException(
"Error while decoding psAttachedReachableForPaging choice: Parameter is not primitive",
MAPParsingComponentExceptionReason.MistypedParameter);
this.choice = PSSubscriberStateChoice.psAttachedReachableForPaging;
ansIS.readNullData(length);
break;
case _ID_ps_PDP_ActiveNotReachableForPaging:
if (ansIS.isTagPrimitive())
throw new MAPParsingComponentException(
"Error while decoding psPDPActiveNotReachableForPaging choice: Parameter is primitive",
MAPParsingComponentExceptionReason.MistypedParameter);
this.choice = PSSubscriberStateChoice.psPDPActiveNotReachableForPaging;
this.decodePdpContextInfoList(ansIS, length);
break;
case _ID_ps_PDP_ActiveReachableForPaging:
if (ansIS.isTagPrimitive())
throw new MAPParsingComponentException(
"Error while decoding psPDPActiveReachableForPaging choice: Parameter is primitive",
MAPParsingComponentExceptionReason.MistypedParameter);
this.choice = PSSubscriberStateChoice.psPDPActiveReachableForPaging;
this.decodePdpContextInfoList(ansIS, length);
break;
default:
throw new MAPParsingComponentException("Error while decoding " + _PrimitiveName
+ ": bad tag for ContextSpecific TagClass: " + ansIS.getTag(),
MAPParsingComponentExceptionReason.MistypedParameter);
}
} else {
throw new MAPParsingComponentException("Error while decoding " + _PrimitiveName + ": bad tagClass: "
+ ansIS.getTagClass(), MAPParsingComponentExceptionReason.MistypedParameter);
}
}
private void decodePdpContextInfoList(AsnInputStream ansIS, int length) throws AsnException, IOException,
MAPParsingComponentException {
this.pdpContextInfoList = new ArrayList<PDPContextInfo>();
while (true) {
if (ansIS.available() == 0)
break;
int tag2 = ansIS.readTag();
if (ansIS.getTagClass() != Tag.CLASS_UNIVERSAL || tag2 != Tag.SEQUENCE || ansIS.isTagPrimitive())
throw new MAPParsingComponentException("Error when decoding " + _PrimitiveName
+ " pdpContextInfoList parameter components: bad tag class or tag or is primitive",
MAPParsingComponentExceptionReason.MistypedParameter);
PDPContextInfoImpl elem = new PDPContextInfoImpl();
elem.decodeAll(ansIS);
this.pdpContextInfoList.add(elem);
}
}
/*
* (non-Javadoc)
*
* @see org.mobicents.protocols.ss7.map.primitives.MAPAsnPrimitive#encodeAll( org.mobicents.protocols.asn.AsnOutputStream)
*/
public void encodeAll(AsnOutputStream asnOs) throws MAPException {
this.encodeAll(asnOs, this.getTagClass(), this.getTag());
}
/*
* (non-Javadoc)
*
* @see org.mobicents.protocols.ss7.map.primitives.MAPAsnPrimitive#encodeAll( org.mobicents.protocols.asn.AsnOutputStream,
* int, int)
*/
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);
}
}
/*
* (non-Javadoc)
*
* @see org.mobicents.protocols.ss7.map.primitives.MAPAsnPrimitive#encodeData (org.mobicents.protocols.asn.AsnOutputStream)
*/
public void encodeData(AsnOutputStream asnOs) throws MAPException {
try {
if (this.choice == null)
throw new MAPException("Error while encoding the " + _PrimitiveName + ": choice is not defined");
if ((this.choice == PSSubscriberStateChoice.psPDPActiveNotReachableForPaging || this.choice == PSSubscriberStateChoice.psPDPActiveReachableForPaging)
&& this.pdpContextInfoList == null)
throw new MAPException(
"Error while encoding the "
+ _PrimitiveName
+ ": for choice psPDPActiveNotReachableForPaging or psPDPActiveReachableForPaging - pdpContextInfoList must not be null");
if ((this.choice == PSSubscriberStateChoice.netDetNotReachable) && this.netDetNotReachable == null)
throw new MAPException("Error while encoding the " + _PrimitiveName
+ ": for choice netDetNotReachable - netDetNotReachable must not be null");
switch (this.choice) {
case notProvidedFromSGSNorMME:
case psDetached:
case psAttachedNotReachableForPaging:
case psAttachedReachableForPaging:
asnOs.writeNullData();
break;
case psPDPActiveNotReachableForPaging:
case psPDPActiveReachableForPaging:
if (this.pdpContextInfoList.size() < 1 || this.pdpContextInfoList.size() > 50)
throw new MAPException("Error while encoding " + _PrimitiveName
+ ": pdpContextInfoList size must be from 1 to 50");
for (PDPContextInfo cii : this.pdpContextInfoList) {
PDPContextInfoImpl ci = (PDPContextInfoImpl) cii;
ci.encodeAll(asnOs);
}
break;
case netDetNotReachable:
asnOs.writeIntegerData(this.netDetNotReachable.getCode());
break;
}
} catch (IOException e) {
throw new MAPException("IOException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);
}
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append(_PrimitiveName);
sb.append(" [");
if (this.choice != null)
sb.append(this.choice.toString());
if (this.netDetNotReachable != null) {
sb.append(", netDetNotReachable=");
sb.append(this.netDetNotReachable.toString());
}
if (this.pdpContextInfoList != null && this.pdpContextInfoList.size() > 0) {
sb.append(", pdpContextInfoList [");
for (PDPContextInfo p : pdpContextInfoList) {
sb.append("PDPContextInfo=");
sb.append(p);
sb.append(", ");
}
sb.append("]");
}
sb.append("]");
return sb.toString();
}
}