/* * TeleStax, Open Source Cloud Communications * Copyright 2011-2013, Telestax Inc and individual contributors * by the @authors tag. * * This program is free software: you can redistribute it and/or modify * under the terms of the GNU Affero General Public License as * published by the Free Software Foundation; either version 3 of * the License, or (at your option) any later version. * * This program 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 Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/> */ package org.mobicents.protocols.ss7.cap.service.circuitSwitchedCall; import java.io.IOException; import javolution.xml.XMLFormat; import javolution.xml.stream.XMLStreamException; 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.cap.api.CAPException; import org.mobicents.protocols.ss7.cap.api.CAPMessageType; import org.mobicents.protocols.ss7.cap.api.CAPOperationCode; import org.mobicents.protocols.ss7.cap.api.CAPParsingComponentException; import org.mobicents.protocols.ss7.cap.api.CAPParsingComponentExceptionReason; import org.mobicents.protocols.ss7.cap.api.primitives.CAPExtensions; import org.mobicents.protocols.ss7.cap.api.service.circuitSwitchedCall.SplitLegRequest; import org.mobicents.protocols.ss7.cap.primitives.CAPExtensionsImpl; import org.mobicents.protocols.ss7.inap.api.INAPParsingComponentException; import org.mobicents.protocols.ss7.inap.api.primitives.LegID; import org.mobicents.protocols.ss7.inap.primitives.LegIDImpl; /** * * @author tamas gyorgyey * */ public class SplitLegRequestImpl extends CircuitSwitchedCallMessageImpl implements SplitLegRequest { private static final long serialVersionUID = 1L; public static final int _ID_legToBeSplit = 0; public static final int _ID_newCallSegment = 1; public static final int _ID_extensions = 2; private static final String LEG_TO_BE_SPLIT = "legToBeSplit"; private static final String NEW_CALL_SEGMENT = "newCallSegment"; private static final String EXTENSIONS = "extensions"; public static final String _PrimitiveName = "SplitLegRequest"; private LegID legToBeSplit; private Integer newCallSegment; private CAPExtensions extensions; public SplitLegRequestImpl() { } // TODO ! public SplitLegRequestImpl(LegID legIDToMove, Integer newCallSegment, CAPExtensions extensions) { this.legToBeSplit = legIDToMove; this.newCallSegment = newCallSegment; this.extensions = extensions; } public CAPMessageType getMessageType() { return CAPMessageType.splitLeg_Request; } public int getOperationCode() { return CAPOperationCode.splitLeg; } public LegID getLegToBeSplit() { return legToBeSplit; } public Integer getNewCallSegment() { return newCallSegment; } @Override public CAPExtensions getExtensions() { return extensions; } public int getTag() throws CAPException { return Tag.SEQUENCE; } public int getTagClass() { return Tag.CLASS_UNIVERSAL; } public boolean getIsPrimitive() { return false; } public void decodeAll(AsnInputStream ansIS) throws CAPParsingComponentException { try { int length = ansIS.readLength(); this._decode(ansIS, length); } catch (Exception e) { throw new CAPParsingComponentException(e.getClass().getSimpleName() + " when decoding " + _PrimitiveName + ": " + e.getMessage(), e, CAPParsingComponentExceptionReason.MistypedParameter); } } public void decodeData(AsnInputStream ansIS, int length) throws CAPParsingComponentException { try { this._decode(ansIS, length); } catch (Exception e) { throw new CAPParsingComponentException(e.getClass().getSimpleName() + " when decoding " + _PrimitiveName + ": " + e.getMessage(), e, CAPParsingComponentExceptionReason.MistypedParameter); } } private void _decode(AsnInputStream ansIS, int length) throws CAPParsingComponentException, INAPParsingComponentException, IOException, AsnException { this.legToBeSplit = null; this.newCallSegment = null; this.extensions = null; AsnInputStream ais = ansIS.readSequenceStreamData(length); while (true) { if (ais.available() == 0) break; int tag = ais.readTag(); if (ais.getTagClass() == Tag.CLASS_CONTEXT_SPECIFIC) { switch (tag) { case _ID_legToBeSplit: this.legToBeSplit = new LegIDImpl(); AsnInputStream ais2 = ais.readSequenceStream(); ais2.readTag(); ((LegIDImpl) this.legToBeSplit).decodeAll(ais2); break; case _ID_newCallSegment: this.newCallSegment = (int) ais.readInteger(); if (this.newCallSegment < 1 || this.newCallSegment > 127) throw new CAPParsingComponentException("Error while decoding " + _PrimitiveName + ": newCallSegment value must be 1..127, found: " + newCallSegment, CAPParsingComponentExceptionReason.MistypedParameter); break; case _ID_extensions: this.extensions = new CAPExtensionsImpl(); ((CAPExtensionsImpl) this.extensions).decodeAll(ais); break; default: ais.advanceElement(); break; } } else { ais.advanceElement(); } } if (this.legToBeSplit == null) throw new CAPParsingComponentException("Error while decoding " + _PrimitiveName + ": legToBeSplit is mandatory but not found ", CAPParsingComponentExceptionReason.MistypedParameter); } public void encodeAll(AsnOutputStream asnOs) throws CAPException { this.encodeAll(asnOs, this.getTagClass(), this.getTag()); } public void encodeAll(AsnOutputStream asnOs, int tagClass, int tag) throws CAPException { try { asnOs.writeTag(tagClass, this.getIsPrimitive(), tag); int pos = asnOs.StartContentDefiniteLength(); this.encodeData(asnOs); asnOs.FinalizeContent(pos); } catch (AsnException e) { throw new CAPException("AsnException when encoding " + _PrimitiveName + ": " + e.getMessage(), e); } } public void encodeData(AsnOutputStream aos) throws CAPException { if (this.legToBeSplit == null) throw new CAPException("Error while encoding " + _PrimitiveName + ": legToBeSplit must not be null"); try { aos.writeTag(Tag.CLASS_CONTEXT_SPECIFIC, this.getIsPrimitive(), _ID_legToBeSplit); int pos = aos.StartContentDefiniteLength(); ((LegIDImpl) this.legToBeSplit).encodeAll(aos); aos.FinalizeContent(pos); if (this.newCallSegment != null) { if (this.newCallSegment < 1 || this.newCallSegment > 127) throw new CAPException("Error while encoding " + _PrimitiveName + ": newCallSegment value must be 1..127, found: " + newCallSegment); aos.writeInteger(Tag.CLASS_CONTEXT_SPECIFIC, _ID_newCallSegment, this.newCallSegment); } if (this.extensions != null) ((CAPExtensionsImpl) this.extensions).encodeAll(aos, Tag.CLASS_CONTEXT_SPECIFIC, _ID_extensions); } catch (Exception e) { throw new CAPException(e.getClass().getSimpleName() + " when encoding " + _PrimitiveName + ": " + e.getMessage(), e); } } public String toString() { StringBuilder sb = new StringBuilder(); sb.append(_PrimitiveName); sb.append(" ["); if (this.legToBeSplit != null) { sb.append("legToBeSplit="); sb.append(legToBeSplit.toString()); } if (this.newCallSegment != null) { sb.append(", newCallSegment="); sb.append(newCallSegment.toString()); } if (this.extensions != null) { sb.append(", extensions="); sb.append(extensions.toString()); } sb.append("]"); return sb.toString(); } /** * XML Serialization/Deserialization */ protected static final XMLFormat<SplitLegRequestImpl> SPLIT_LEG_XML = new XMLFormat<SplitLegRequestImpl>( SplitLegRequestImpl.class) { public void read(javolution.xml.XMLFormat.InputElement xml, SplitLegRequestImpl splitLegRequest) throws XMLStreamException { CIRCUIT_SWITCHED_CALL_MESSAGE_XML.read(xml, splitLegRequest); splitLegRequest.legToBeSplit = xml.get(LEG_TO_BE_SPLIT, LegIDImpl.class); if (splitLegRequest.legToBeSplit == null) throw new XMLStreamException("Error while decoding " + _PrimitiveName + ": legToBeSplit is mandatory but not found "); splitLegRequest.newCallSegment = xml.get(NEW_CALL_SEGMENT, Integer.class); splitLegRequest.extensions = xml.get(EXTENSIONS, CAPExtensionsImpl.class); } public void write(SplitLegRequestImpl splitLegRequest, javolution.xml.XMLFormat.OutputElement xml) throws XMLStreamException { CIRCUIT_SWITCHED_CALL_MESSAGE_XML.write(splitLegRequest, xml); xml.add((LegIDImpl) splitLegRequest.getLegToBeSplit(), LEG_TO_BE_SPLIT, LegIDImpl.class); xml.add(splitLegRequest.newCallSegment, NEW_CALL_SEGMENT, Integer.class); xml.add((CAPExtensionsImpl) splitLegRequest.getExtensions(), EXTENSIONS, CAPExtensionsImpl.class); } }; }