/*
* 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.tcapAnsi.asn;
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.tcapAnsi.api.asn.EncodeException;
import org.mobicents.protocols.ss7.tcapAnsi.api.asn.ParseException;
import org.mobicents.protocols.ss7.tcapAnsi.api.asn.comp.Component;
import org.mobicents.protocols.ss7.tcapAnsi.api.asn.comp.ComponentType;
import org.mobicents.protocols.ss7.tcapAnsi.api.asn.comp.Parameter;
import org.mobicents.protocols.ss7.tcapAnsi.api.asn.comp.Reject;
import org.mobicents.protocols.ss7.tcapAnsi.api.asn.comp.RejectProblem;
/**
* @author baranowb
* @author sergey vetyutnev
*
*/
public class RejectImpl implements Reject {
protected Long correlationId;
private RejectProblem rejectProblem;
private boolean localOriginated = false;
@Override
public RejectProblem getProblem() {
return rejectProblem;
}
@Override
public void setProblem(RejectProblem p) {
rejectProblem = p;
}
@Override
public Long getCorrelationId() {
return correlationId;
}
@Override
public void setCorrelationId(Long i) {
if (i != null && (i < -128 || i > 127)) {
throw new IllegalArgumentException("Correlation ID our of range: <-128,127>: " + i);
}
this.correlationId = i;
}
public ComponentType getType() {
return ComponentType.Reject;
}
@Override
public boolean isLocalOriginated() {
return localOriginated;
}
@Override
public void setLocalOriginated(boolean p) {
localOriginated = p;
}
/*
* (non-Javadoc)
*
* @see org.mobicents.protocols.ss7.tcap.asn.Encodable#decode(org.mobicents.protocols .asn.AsnInputStream)
*/
public void decode(AsnInputStream ais) throws ParseException {
this.correlationId = null;
this.rejectProblem = null;
this.localOriginated = false;
try {
AsnInputStream localAis = ais.readSequenceStream();
// correlationId
byte[] buf = TcapFactory.readComponentId(localAis, 0, 1);
if (buf.length > 0)
this.setCorrelationId((long) buf[0]);
// rejectProblem
int tag = localAis.readTag();
if (tag != Reject._TAG_REJECT_PROBLEM || localAis.getTagClass() != Tag.CLASS_PRIVATE
|| !localAis.isTagPrimitive()) {
throw new ParseException(RejectProblem.generalIncorrectComponentPortion,
"RejectProblem in Reject has bad tag or tag class or is not primitive: tag=" + tag + ", tagClass=" + localAis.getTagClass());
}
long i1 = localAis.readInteger();
this.rejectProblem = RejectProblem.getFromInt(i1);
// Empty parameter
// we do not parse an empty parameter because it is useless
} catch (IOException e) {
throw new ParseException(RejectProblem.generalBadlyStructuredCompPortion, "IOException while decoding Reject: " + e.getMessage(), e);
} catch (AsnException e) {
throw new ParseException(RejectProblem.generalBadlyStructuredCompPortion, "AsnException while decoding Reject: " + e.getMessage(), e);
}
}
/*
* (non-Javadoc)
*
* @see org.mobicents.protocols.ss7.tcap.asn.Encodable#encode(org.mobicents.protocols .asn.AsnOutputStream)
*/
public void encode(AsnOutputStream aos) throws EncodeException {
if (this.getProblem() == null)
throw new EncodeException("Error encoding Reject: RejectProblem must not be null");
try {
// tag
aos.writeTag(Tag.CLASS_PRIVATE, false, Reject._TAG_REJECT);
int pos = aos.StartContentDefiniteLength();
// correlationId
byte[] buf;
if (this.correlationId != null) {
buf = new byte[1];
buf[0] = (byte) (long) this.correlationId;
} else {
buf = new byte[0];
}
aos.writeOctetString(Tag.CLASS_PRIVATE, Component._TAG_INVOKE_ID, buf);
// rejectProblem
aos.writeInteger(Tag.CLASS_PRIVATE, Reject._TAG_REJECT_PROBLEM, this.rejectProblem.getType());
// Empty parameter
aos.writeTag(Tag.CLASS_PRIVATE, false, Parameter._TAG_SEQUENCE);
aos.writeLength(0);
aos.FinalizeContent(pos);
} catch (IOException e) {
throw new EncodeException("IOException while encoding Reject: " + e.getMessage(), e);
} catch (AsnException e) {
throw new EncodeException("AsnException while encoding Reject: " + e.getMessage(), e);
}
}
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append("Reject[");
sb.append("localOriginated=");
sb.append(this.localOriginated);
sb.append(", ");
if (this.getCorrelationId() != null) {
sb.append("CorrelationId=");
sb.append(this.getCorrelationId());
sb.append(", ");
}
if (this.getProblem() != null) {
sb.append("Problem=");
sb.append(this.getProblem());
sb.append(", ");
}
sb.append("]");
return sb.toString();
}
}