/* * 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.subscriberManagement; 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.primitives.MAPExtensionContainer; import org.mobicents.protocols.ss7.map.api.service.mobility.subscriberManagement.ExtForwFeature; import org.mobicents.protocols.ss7.map.api.service.mobility.subscriberManagement.ExtForwInfo; import org.mobicents.protocols.ss7.map.api.service.supplementary.SSCode; import org.mobicents.protocols.ss7.map.primitives.MAPExtensionContainerImpl; import org.mobicents.protocols.ss7.map.primitives.SequenceBase; import org.mobicents.protocols.ss7.map.service.supplementary.SSCodeImpl; /** * @author daniel bichara * */ public class ExtForwInfoImpl extends SequenceBase implements ExtForwInfo { private static final int _TAG_extensionContainer = 0; private SSCode ssCode = null; private ArrayList<ExtForwFeature> forwardingFeatureList = null; private MAPExtensionContainer extensionContainer = null; public ExtForwInfoImpl() { super("ExtForwInfo"); } /** * */ public ExtForwInfoImpl(SSCode ssCode, ArrayList<ExtForwFeature> forwardingFeatureList, MAPExtensionContainer extensionContainer) { super("ExtForwInfo"); this.ssCode = ssCode; this.forwardingFeatureList = forwardingFeatureList; this.extensionContainer = extensionContainer; } public SSCode getSsCode() { return this.ssCode; } public ArrayList<ExtForwFeature> getForwardingFeatureList() { return this.forwardingFeatureList; } public MAPExtensionContainer getExtensionContainer() { return this.extensionContainer; } protected void _decode(AsnInputStream ansIS, int length) throws MAPParsingComponentException, IOException, AsnException { ExtForwFeature featureItem = null; this.ssCode = null; this.forwardingFeatureList = null; this.extensionContainer = null; AsnInputStream ais = ansIS.readSequenceStreamData(length); int num = 0; while (true) { if (ais.available() == 0) break; int tag = ais.readTag(); switch (num) { case 0: // ssCode if (ais.getTagClass() != Tag.CLASS_UNIVERSAL || tag != Tag.STRING_OCTET || !ais.isTagPrimitive()) throw new MAPParsingComponentException("Error while decoding " + _PrimitiveName + ".ssCode: bad tag or tag class or not primitive", MAPParsingComponentExceptionReason.MistypedParameter); this.ssCode = new SSCodeImpl(); ((SSCodeImpl) this.ssCode).decodeAll(ais); break; case 1: // forwardingFeatureList if (ais.getTagClass() != Tag.CLASS_UNIVERSAL || tag != Tag.SEQUENCE || ais.isTagPrimitive()) throw new MAPParsingComponentException("Error while decoding " + _PrimitiveName + ".forwardingFeatureList: Parameter is primitive", MAPParsingComponentExceptionReason.MistypedParameter); AsnInputStream ais2 = ais.readSequenceStream(); this.forwardingFeatureList = new ArrayList<ExtForwFeature>(); while (true) { if (ais2.available() == 0) break; int tag2 = ais2.readTag(); if (tag2 != Tag.SEQUENCE || ais2.getTagClass() != Tag.CLASS_UNIVERSAL || ais2.isTagPrimitive()) throw new MAPParsingComponentException("Error while decoding " + _PrimitiveName + ": bad forwardingFeature tag or tagClass or is primitive ", MAPParsingComponentExceptionReason.MistypedParameter); featureItem = new ExtForwFeatureImpl(); ((ExtForwFeatureImpl) featureItem).decodeAll(ais2); this.forwardingFeatureList.add(featureItem); } if (this.forwardingFeatureList.size() < 1 || this.forwardingFeatureList.size() > 32) { throw new MAPParsingComponentException("Error while decoding " + _PrimitiveName + ": Parameter forwardingFeatureList size must be from 1 to 32, found: " + this.forwardingFeatureList.size(), MAPParsingComponentExceptionReason.MistypedParameter); } break; default: switch (ais.getTagClass()) { case Tag.CLASS_CONTEXT_SPECIFIC: switch (tag) { case _TAG_extensionContainer: if (ais.isTagPrimitive()) throw new MAPParsingComponentException("Error while decoding " + _PrimitiveName + ".extensionContainer: is not primitive", MAPParsingComponentExceptionReason.MistypedParameter); this.extensionContainer = new MAPExtensionContainerImpl(); ((MAPExtensionContainerImpl) this.extensionContainer).decodeAll(ais); break; default: ais.advanceElement(); break; } break; default: ais.advanceElement(); break; } break; } num++; } if (num < 2) throw new MAPParsingComponentException("Error while decoding " + _PrimitiveName + ": ssCode, forwardingFeatureList are required but not found.", MAPParsingComponentExceptionReason.MistypedParameter); } /* * (non-Javadoc) * * @see org.mobicents.protocols.ss7.map.primitives.MAPAsnPrimitive#encodeData (org.mobicents.protocols.asn.AsnOutputStream) */ public void encodeData(AsnOutputStream asnOs) throws MAPException { if (this.ssCode == null) throw new MAPException("Error while encoding " + _PrimitiveName + ": ssCode required."); if (this.forwardingFeatureList == null) throw new MAPException("Error while encoding " + _PrimitiveName + ": forwardingFeatureList required."); if (this.forwardingFeatureList.size() < 1 || this.forwardingFeatureList.size() > 32) { throw new MAPException("Error while encoding " + _PrimitiveName + ": Parameter forwardingFeatureList size must be from 1 to 32, found: " + this.forwardingFeatureList.size()); } try { ((SSCodeImpl) this.ssCode).encodeAll(asnOs); asnOs.writeTag(Tag.CLASS_UNIVERSAL, false, Tag.SEQUENCE); int pos = asnOs.StartContentDefiniteLength(); for (ExtForwFeature featureItem : this.forwardingFeatureList) { ((ExtForwFeatureImpl) featureItem).encodeAll(asnOs); } asnOs.FinalizeContent(pos); if (this.extensionContainer != null) ((MAPExtensionContainerImpl) this.extensionContainer).encodeAll(asnOs, Tag.CLASS_CONTEXT_SPECIFIC, _TAG_extensionContainer); } catch (AsnException e) { throw new MAPException("AsnException when encoding " + _PrimitiveName + ": " + e.getMessage(), e); } } @Override public String toString() { StringBuilder sb = new StringBuilder(); sb.append(_PrimitiveName + " ["); if (this.ssCode != null) { sb.append("ssCode="); sb.append(this.ssCode.toString()); sb.append(", "); } if (this.forwardingFeatureList != null) { sb.append("forwardingFeatureList=["); boolean firstItem = true; for (ExtForwFeature be : this.forwardingFeatureList) { if (firstItem) firstItem = false; else sb.append(", "); sb.append(be.toString()); } sb.append("], "); } if (this.extensionContainer != null) { sb.append("extensionContainer="); sb.append(this.extensionContainer.toString()); } sb.append("]"); return sb.toString(); } }