/*
* 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.service.lsm;
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.datacoding.CBSDataCodingScheme;
import org.mobicents.protocols.ss7.map.api.primitives.USSDString;
import org.mobicents.protocols.ss7.map.api.service.lsm.LCSClientName;
import org.mobicents.protocols.ss7.map.api.service.lsm.LCSFormatIndicator;
import org.mobicents.protocols.ss7.map.datacoding.CBSDataCodingSchemeImpl;
import org.mobicents.protocols.ss7.map.primitives.MAPAsnPrimitive;
import org.mobicents.protocols.ss7.map.primitives.USSDStringImpl;
/**
* @author amit bhayani
*
*/
public class LCSClientNameImpl implements LCSClientName, MAPAsnPrimitive {
private static final int _TAG_DATA_CODING_SCHEME = 0;
private static final int _TAG_NAME_STRING = 2;
private static final int _TAG_LCS_FORMAT_INDICATOR = 3;
public static final String _PrimitiveName = "LCSClientName";
private CBSDataCodingScheme dataCodingScheme;
private USSDString nameString;
private LCSFormatIndicator lcsFormatIndicator;
/**
*
*/
public LCSClientNameImpl() {
super();
}
/**
* @param dataCodingScheme
* @param nameString
* @param lcsFormatIndicator
*/
public LCSClientNameImpl(CBSDataCodingScheme dataCodingScheme, USSDString nameString, LCSFormatIndicator lcsFormatIndicator) {
super();
this.dataCodingScheme = dataCodingScheme;
this.nameString = nameString;
this.lcsFormatIndicator = lcsFormatIndicator;
}
/*
* (non-Javadoc)
*
* @see org.mobicents.protocols.ss7.map.api.service.lsm.LCSClientName# getDataCodingScheme()
*/
public CBSDataCodingScheme getDataCodingScheme() {
return this.dataCodingScheme;
}
/*
* (non-Javadoc)
*
* @see org.mobicents.protocols.ss7.map.api.service.lsm.LCSClientName#getNameString ()
*/
public USSDString getNameString() {
return this.nameString;
}
/*
* (non-Javadoc)
*
* @see org.mobicents.protocols.ss7.map.api.service.lsm.LCSClientName# getLCSFormatIndicator()
*/
public LCSFormatIndicator getLCSFormatIndicator() {
return this.lcsFormatIndicator;
}
/*
* (non-Javadoc)
*
* @see org.mobicents.protocols.ss7.map.api.primitives.MAPAsnPrimitive#getTag()
*/
public int getTag() throws MAPException {
return Tag.SEQUENCE;
}
/*
* (non-Javadoc)
*
* @see org.mobicents.protocols.ss7.map.api.primitives.MAPAsnPrimitive#getTagClass ()
*/
public int getTagClass() {
return Tag.CLASS_UNIVERSAL;
}
/*
* (non-Javadoc)
*
* @see org.mobicents.protocols.ss7.map.api.primitives.MAPAsnPrimitive#getIsPrimitive ()
*/
public boolean getIsPrimitive() {
return false;
}
/*
* (non-Javadoc)
*
* @see org.mobicents.protocols.ss7.map.api.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.api.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 asnIS, int length) throws MAPParsingComponentException, IOException, AsnException {
this.dataCodingScheme = null;
this.nameString = null;
this.lcsFormatIndicator = null;
AsnInputStream ais = asnIS.readSequenceStreamData(length);
int tag = ais.readTag();
// Decode mandatory dataCodingScheme [0] USSD-DataCodingScheme,
if (ais.getTagClass() != Tag.CLASS_CONTEXT_SPECIFIC || !ais.isTagPrimitive() || tag != _TAG_DATA_CODING_SCHEME) {
throw new MAPParsingComponentException(
"Error while decoding LCSClientName: Parameter 0[dataCodingScheme [0] USSD-DataCodingScheme] bad tag class, tag or not primitive",
MAPParsingComponentExceptionReason.MistypedParameter);
}
int length1 = ais.readLength();
this.dataCodingScheme = new CBSDataCodingSchemeImpl(ais.readOctetStringData(length1)[0]);
tag = ais.readTag();
// Decode mandatory nameString [2] NameString,
if (ais.getTagClass() != Tag.CLASS_CONTEXT_SPECIFIC || !ais.isTagPrimitive() || tag != _TAG_NAME_STRING) {
throw new MAPParsingComponentException(
"Error while decoding LCSClientName: Parameter 1[nameString [2] NameString,] bad tag class, tag or not primitive",
MAPParsingComponentExceptionReason.MistypedParameter);
}
this.nameString = new USSDStringImpl(this.dataCodingScheme);
((USSDStringImpl) this.nameString).decodeAll(ais);
while (true) {
if (ais.available() == 0)
break;
tag = ais.readTag();
switch (tag) {
case _TAG_LCS_FORMAT_INDICATOR:
// Decode lcs-FormatIndicator [3] LCS-FormatIndicator OPTIONAL
if (ais.getTagClass() != Tag.CLASS_CONTEXT_SPECIFIC || !ais.isTagPrimitive()) {
throw new MAPParsingComponentException(
"Error while decoding LCSClientName: Parameter 2[lcs-FormatIndicator [3] LCS-FormatIndicator OPTIONAL] bad tag class, tag or not primitive",
MAPParsingComponentExceptionReason.MistypedParameter);
}
length1 = ais.readLength();
this.lcsFormatIndicator = LCSFormatIndicator.getLCSFormatIndicator((int) ais.readIntegerData(length1));
break;
default:
ais.advanceElement();
}
}
}
/*
* (non-Javadoc)
*
* @see org.mobicents.protocols.ss7.map.api.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.api.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);
}
}
/*
* (non-Javadoc)
*
* @see org.mobicents.protocols.ss7.map.api.primitives.MAPAsnPrimitive#encodeData
* (org.mobicents.protocols.asn.AsnOutputStream)
*/
public void encodeData(AsnOutputStream asnOs) throws MAPException {
if (this.nameString == null)
throw new MAPException("nameString must not be null");
try {
asnOs.writeOctetString(Tag.CLASS_CONTEXT_SPECIFIC, _TAG_DATA_CODING_SCHEME,
new byte[] { (byte) this.dataCodingScheme.getCode() });
((USSDStringImpl) this.nameString).encodeAll(asnOs, Tag.CLASS_CONTEXT_SPECIFIC, _TAG_NAME_STRING);
if (this.lcsFormatIndicator != null) {
asnOs.writeInteger(Tag.CLASS_CONTEXT_SPECIFIC, _TAG_LCS_FORMAT_INDICATOR,
this.lcsFormatIndicator.getIndicator());
}
} catch (IOException e) {
throw new MAPException("IOException when encoding LCSClientName", e);
} catch (AsnException e) {
throw new MAPException("AsnException when encoding LCSClientName", e);
}
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + dataCodingScheme.getCode();
result = prime * result + ((lcsFormatIndicator == null) ? 0 : lcsFormatIndicator.hashCode());
result = prime * result + ((nameString == null) ? 0 : nameString.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
LCSClientNameImpl other = (LCSClientNameImpl) obj;
if (dataCodingScheme.getCode() != other.dataCodingScheme.getCode())
return false;
if (lcsFormatIndicator != other.lcsFormatIndicator)
return false;
if (nameString == null) {
if (other.nameString != null)
return false;
} else if (!nameString.equals(other.nameString))
return false;
return true;
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append(_PrimitiveName);
sb.append(" [");
sb.append("dataCodingScheme=");
sb.append(this.dataCodingScheme);
if (this.nameString != null) {
sb.append(", nameString=");
sb.append(this.nameString.toString());
}
if (this.lcsFormatIndicator != null) {
sb.append(", lcsFormatIndicator=");
sb.append(this.lcsFormatIndicator.toString());
}
sb.append("]");
return sb.toString();
}
}