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

/*

 * 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.inap.isup;



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.inap.api.INAPException;

import org.mobicents.protocols.ss7.inap.api.INAPParsingComponentException;

import org.mobicents.protocols.ss7.inap.api.INAPParsingComponentExceptionReason;

import org.mobicents.protocols.ss7.inap.api.isup.HighLayerCompatibilityInap;

import org.mobicents.protocols.ss7.inap.primitives.INAPAsnPrimitive;

import org.mobicents.protocols.ss7.isup.ParameterException;

import org.mobicents.protocols.ss7.isup.impl.message.parameter.UserTeleserviceInformationImpl;

import org.mobicents.protocols.ss7.isup.message.parameter.UserTeleserviceInformation;





/**

*

* 

* @author sergey vetyutnev

* 

*/

public class HighLayerCompatibilityInapImpl implements HighLayerCompatibilityInap, INAPAsnPrimitive {



	public static final String _PrimitiveName = "HighLayerCompatibilityInap";



	private byte[] data;



	public HighLayerCompatibilityInapImpl() {

	}



	public HighLayerCompatibilityInapImpl(byte[] data) {

		this.data = data;

	}



	public HighLayerCompatibilityInapImpl(UserTeleserviceInformation highLayerCompatibility) throws INAPException {

		if (highLayerCompatibility == null)

			throw new INAPException("The callingPartyCategory parameter must not be null");

		try {

			this.data = ((UserTeleserviceInformationImpl) highLayerCompatibility).encode();

		} catch (ParameterException e) {

			throw new INAPException("ParameterException when encoding highLayerCompatibility: " + e.getMessage(), e);

		}

	}



	@Override

	public byte[] getData() {

		return data;

	}



	@Override

	public UserTeleserviceInformation getHighLayerCompatibility() throws INAPException {

		if (this.data == null)

			throw new INAPException("The data has not been filled");



		try {

			UserTeleserviceInformationImpl cpc = new UserTeleserviceInformationImpl();

			cpc.decode(this.data);

			return cpc;

		} catch (ParameterException e) {

			throw new INAPException("ParameterException when decoding HighLayerCompatibility: " + e.getMessage(), e);

		}

	}



	@Override

	public int getTag() throws INAPException {

		return Tag.STRING_OCTET;

	}



	@Override

	public int getTagClass() {

		return Tag.CLASS_UNIVERSAL;

	}



	@Override

	public boolean getIsPrimitive() {

		return true;

	}



	@Override

	public void decodeAll(AsnInputStream ansIS) throws INAPParsingComponentException {



		try {

			int length = ansIS.readLength();

			this._decode(ansIS, length);

		} catch (IOException e) {

			throw new INAPParsingComponentException("IOException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,

					INAPParsingComponentExceptionReason.MistypedParameter);

		} catch (AsnException e) {

			throw new INAPParsingComponentException("AsnException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,

					INAPParsingComponentExceptionReason.MistypedParameter);

		}

	}



	@Override

	public void decodeData(AsnInputStream ansIS, int length) throws INAPParsingComponentException {



		try {

			this._decode(ansIS, length);

		} catch (IOException e) {

			throw new INAPParsingComponentException("IOException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,

					INAPParsingComponentExceptionReason.MistypedParameter);

		} catch (AsnException e) {

			throw new INAPParsingComponentException("AsnException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,

					INAPParsingComponentExceptionReason.MistypedParameter);

		}

	}



	private void _decode(AsnInputStream ansIS, int length) throws INAPParsingComponentException, IOException, AsnException {



		this.data = ansIS.readOctetStringData(length);

		if (this.data.length < 2 || this.data.length > 2)

			throw new INAPParsingComponentException(

					"Error while decoding " + _PrimitiveName + ": data must be from 2 to 2 bytes length, found: " + this.data.length,

					INAPParsingComponentExceptionReason.MistypedParameter);

	}



	@Override

	public void encodeAll(AsnOutputStream asnOs) throws INAPException {

		this.encodeAll(asnOs, this.getTagClass(), this.getTag());

	}



	@Override

	public void encodeAll(AsnOutputStream asnOs, int tagClass, int tag) throws INAPException {



		try {

			asnOs.writeTag(tagClass, true, tag);

			int pos = asnOs.StartContentDefiniteLength();

			this.encodeData(asnOs);

			asnOs.FinalizeContent(pos);

		} catch (AsnException e) {

			throw new INAPException("AsnException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);

		}

	}



	@Override

	public void encodeData(AsnOutputStream asnOs) throws INAPException {



		if (this.data == null)

			throw new INAPException("data field must not be null");

		if (this.data.length < 2 && this.data.length > 2)

			throw new INAPException("data field length must be from 2 to 2");



		asnOs.writeOctetStringData(data);

	}



	@Override

	public String toString() {

		StringBuilder sb = new StringBuilder();

		sb.append(_PrimitiveName);

		sb.append(" [");



		if (this.data != null) {

			sb.append("data=[");

			sb.append(printDataArr(this.data));

			sb.append("]");

			try {

				UserTeleserviceInformation cpc = this.getHighLayerCompatibility();

				sb.append(", ");

				sb.append(cpc.toString());

			} catch (INAPException e) {

			}

		}



		sb.append("]");



		return sb.toString();

	}



	private String printDataArr(byte[] arr) {

		StringBuilder sb = new StringBuilder();

		for (int b : arr) {

			sb.append(b);

			sb.append(", ");

		}



		return sb.toString();

	}

}