/* * 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.dialog; 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.primitives.MAPExtensionContainer; import org.mobicents.protocols.ss7.map.primitives.MAPAsnPrimitive; import org.mobicents.protocols.ss7.map.primitives.MAPExtensionContainerImpl; /** * map-accept [1] IMPLICIT SEQUENCE { ... , extensionContainer SEQUENCE { privateExtensionList [0] IMPLICIT SEQUENCE SIZE (1 .. * SEQUENCE { extId MAP-EXTENSION .&extensionId ( { , ...} ) , extType MAP-EXTENSION .&ExtensionType ( { , ...} { @extId } ) * OPTIONAL} OPTIONAL, pcs-Extensions [1] IMPLICIT SEQUENCE { ... } OPTIONAL, ... } OPTIONAL}, * * * @author amit bhayani * @author sergey vetyutnev * */ public class MAPAcceptInfoImpl implements MAPAsnPrimitive { public static final int MAP_ACCEPT_INFO_TAG = 0x01; protected static final int ACCEPT_INFO_TAG_CLASS = Tag.CLASS_CONTEXT_SPECIFIC; protected static final boolean ACCEPT_INFO_TAG_PC_PRIMITIVE = true; protected static final boolean ACCEPT_INFO_TAG_PC_CONSTRUCTED = false; private MAPExtensionContainer extensionContainer; public MAPExtensionContainer getExtensionContainer() { return extensionContainer; } public void setExtensionContainer(MAPExtensionContainer extensionContainer) { this.extensionContainer = extensionContainer; } public int getTag() throws MAPException { return MAP_ACCEPT_INFO_TAG; } public int getTagClass() { return Tag.CLASS_CONTEXT_SPECIFIC; } public boolean getIsPrimitive() { return false; } 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 MAPAcceptInfo: " + e.getMessage(), e, MAPParsingComponentExceptionReason.MistypedParameter); } catch (AsnException e) { throw new MAPParsingComponentException("AsnException when decoding MAPAcceptInfo: " + e.getMessage(), e, MAPParsingComponentExceptionReason.MistypedParameter); } } public void decodeData(AsnInputStream ansIS, int length) throws MAPParsingComponentException { try { this._decode(ansIS, length); } catch (IOException e) { throw new MAPParsingComponentException("IOException when decoding MAPAcceptInfo: " + e.getMessage(), e, MAPParsingComponentExceptionReason.MistypedParameter); } catch (AsnException e) { throw new MAPParsingComponentException("AsnException when decoding MAPAcceptInfo: " + e.getMessage(), e, MAPParsingComponentExceptionReason.MistypedParameter); } } private void _decode(AsnInputStream ais, int length) throws MAPParsingComponentException, IOException, AsnException { // MAP-AcceptInfo ::= SEQUENCE { // ... , // extensionContainer SEQUENCE { // privateExtensionList [0] IMPLICIT SEQUENCE SIZE (1 .. 10 ) OF // SEQUENCE { // extId MAP-EXTENSION .&extensionId ( { // , // ...} ) , // extType MAP-EXTENSION .&ExtensionType ( { // , // ...} { @extId } ) OPTIONAL} OPTIONAL, // pcs-Extensions [1] IMPLICIT SEQUENCE { // ... } OPTIONAL, // ... } OPTIONAL} this.setExtensionContainer(null); AsnInputStream localAis = ais.readSequenceStreamData(length); while (localAis.available() > 0) { int tag = localAis.readTag(); switch (localAis.getTagClass()) { case Tag.CLASS_UNIVERSAL: switch (tag) { case Tag.SEQUENCE: this.extensionContainer = new MAPExtensionContainerImpl(); ((MAPExtensionContainerImpl) this.extensionContainer).decodeAll(localAis); break; default: localAis.advanceElement(); break; } break; default: localAis.advanceElement(); break; } } } public void encodeAll(AsnOutputStream asnOs) throws MAPException { this.encodeAll(asnOs, Tag.CLASS_CONTEXT_SPECIFIC, MAP_ACCEPT_INFO_TAG); } public void encodeAll(AsnOutputStream asnOs, int tagClass, int tag) throws MAPException { try { asnOs.writeTag(tagClass, false, tag); int pos = asnOs.StartContentDefiniteLength(); this.encodeData(asnOs); asnOs.FinalizeContent(pos); } catch (AsnException e) { throw new MAPException("AsnException when encoding MAPAcceptInfo: " + e.getMessage(), e); } } public void encodeData(AsnOutputStream asnOS) throws MAPException { if (this.extensionContainer != null) ((MAPExtensionContainerImpl) this.extensionContainer).encodeAll(asnOS); } }