/protocols/ss7/inap/inap-impl/src/main/java/org/mobicents/protocols/ss7/inap/isup/HighLayerCompatibilityInapImpl.java

  1/*
  2 * JBoss, Home of Professional Open Source
  3 * Copyright 2011, Red Hat, Inc. and individual contributors
  4 * by the @authors tag. See the copyright.txt in the distribution for a
  5 * full listing of individual contributors.
  6 *
  7 * This is free software; you can redistribute it and/or modify it
  8 * under the terms of the GNU Lesser General Public License as
  9 * published by the Free Software Foundation; either version 2.1 of
 10 * the License, or (at your option) any later version.
 11 *
 12 * This software is distributed in the hope that it will be useful,
 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 15 * Lesser General Public License for more details.
 16 *
 17 * You should have received a copy of the GNU Lesser General Public
 18 * License along with this software; if not, write to the Free
 19 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 20 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 21 */
 22
 23package org.mobicents.protocols.ss7.inap.isup;
 24
 25import java.io.IOException;
 26
 27import org.mobicents.protocols.asn.AsnException;
 28import org.mobicents.protocols.asn.AsnInputStream;
 29import org.mobicents.protocols.asn.AsnOutputStream;
 30import org.mobicents.protocols.asn.Tag;
 31import org.mobicents.protocols.ss7.inap.api.INAPException;
 32import org.mobicents.protocols.ss7.inap.api.INAPParsingComponentException;
 33import org.mobicents.protocols.ss7.inap.api.INAPParsingComponentExceptionReason;
 34import org.mobicents.protocols.ss7.inap.api.isup.HighLayerCompatibilityInap;
 35import org.mobicents.protocols.ss7.inap.primitives.INAPAsnPrimitive;
 36import org.mobicents.protocols.ss7.isup.ParameterException;
 37import org.mobicents.protocols.ss7.isup.impl.message.parameter.UserTeleserviceInformationImpl;
 38import org.mobicents.protocols.ss7.isup.message.parameter.UserTeleserviceInformation;
 39
 40
 41/**
 42*
 43* 
 44* @author sergey vetyutnev
 45* 
 46*/
 47public class HighLayerCompatibilityInapImpl implements HighLayerCompatibilityInap, INAPAsnPrimitive {
 48
 49	public static final String _PrimitiveName = "HighLayerCompatibilityInap";
 50
 51	private byte[] data;
 52
 53	public HighLayerCompatibilityInapImpl() {
 54	}
 55
 56	public HighLayerCompatibilityInapImpl(byte[] data) {
 57		this.data = data;
 58	}
 59
 60	public HighLayerCompatibilityInapImpl(UserTeleserviceInformation highLayerCompatibility) throws INAPException {
 61		if (highLayerCompatibility == null)
 62			throw new INAPException("The callingPartyCategory parameter must not be null");
 63		try {
 64			this.data = ((UserTeleserviceInformationImpl) highLayerCompatibility).encode();
 65		} catch (ParameterException e) {
 66			throw new INAPException("ParameterException when encoding highLayerCompatibility: " + e.getMessage(), e);
 67		}
 68	}
 69
 70	@Override
 71	public byte[] getData() {
 72		return data;
 73	}
 74
 75	@Override
 76	public UserTeleserviceInformation getHighLayerCompatibility() throws INAPException {
 77		if (this.data == null)
 78			throw new INAPException("The data has not been filled");
 79
 80		try {
 81			UserTeleserviceInformationImpl cpc = new UserTeleserviceInformationImpl();
 82			cpc.decode(this.data);
 83			return cpc;
 84		} catch (ParameterException e) {
 85			throw new INAPException("ParameterException when decoding HighLayerCompatibility: " + e.getMessage(), e);
 86		}
 87	}
 88
 89	@Override
 90	public int getTag() throws INAPException {
 91		return Tag.STRING_OCTET;
 92	}
 93
 94	@Override
 95	public int getTagClass() {
 96		return Tag.CLASS_UNIVERSAL;
 97	}
 98
 99	@Override
100	public boolean getIsPrimitive() {
101		return true;
102	}
103
104	@Override
105	public void decodeAll(AsnInputStream ansIS) throws INAPParsingComponentException {
106
107		try {
108			int length = ansIS.readLength();
109			this._decode(ansIS, length);
110		} catch (IOException e) {
111			throw new INAPParsingComponentException("IOException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
112					INAPParsingComponentExceptionReason.MistypedParameter);
113		} catch (AsnException e) {
114			throw new INAPParsingComponentException("AsnException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
115					INAPParsingComponentExceptionReason.MistypedParameter);
116		}
117	}
118
119	@Override
120	public void decodeData(AsnInputStream ansIS, int length) throws INAPParsingComponentException {
121
122		try {
123			this._decode(ansIS, length);
124		} catch (IOException e) {
125			throw new INAPParsingComponentException("IOException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
126					INAPParsingComponentExceptionReason.MistypedParameter);
127		} catch (AsnException e) {
128			throw new INAPParsingComponentException("AsnException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
129					INAPParsingComponentExceptionReason.MistypedParameter);
130		}
131	}
132
133	private void _decode(AsnInputStream ansIS, int length) throws INAPParsingComponentException, IOException, AsnException {
134
135		this.data = ansIS.readOctetStringData(length);
136		if (this.data.length < 2 || this.data.length > 2)
137			throw new INAPParsingComponentException(
138					"Error while decoding " + _PrimitiveName + ": data must be from 2 to 2 bytes length, found: " + this.data.length,
139					INAPParsingComponentExceptionReason.MistypedParameter);
140	}
141
142	@Override
143	public void encodeAll(AsnOutputStream asnOs) throws INAPException {
144		this.encodeAll(asnOs, this.getTagClass(), this.getTag());
145	}
146
147	@Override
148	public void encodeAll(AsnOutputStream asnOs, int tagClass, int tag) throws INAPException {
149
150		try {
151			asnOs.writeTag(tagClass, true, tag);
152			int pos = asnOs.StartContentDefiniteLength();
153			this.encodeData(asnOs);
154			asnOs.FinalizeContent(pos);
155		} catch (AsnException e) {
156			throw new INAPException("AsnException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);
157		}
158	}
159
160	@Override
161	public void encodeData(AsnOutputStream asnOs) throws INAPException {
162
163		if (this.data == null)
164			throw new INAPException("data field must not be null");
165		if (this.data.length < 2 && this.data.length > 2)
166			throw new INAPException("data field length must be from 2 to 2");
167
168		asnOs.writeOctetStringData(data);
169	}
170
171	@Override
172	public String toString() {
173		StringBuilder sb = new StringBuilder();
174		sb.append(_PrimitiveName);
175		sb.append(" [");
176
177		if (this.data != null) {
178			sb.append("data=[");
179			sb.append(printDataArr(this.data));
180			sb.append("]");
181			try {
182				UserTeleserviceInformation cpc = this.getHighLayerCompatibility();
183				sb.append(", ");
184				sb.append(cpc.toString());
185			} catch (INAPException e) {
186			}
187		}
188
189		sb.append("]");
190
191		return sb.toString();
192	}
193
194	private String printDataArr(byte[] arr) {
195		StringBuilder sb = new StringBuilder();
196		for (int b : arr) {
197			sb.append(b);
198			sb.append(", ");
199		}
200
201		return sb.toString();
202	}
203}