/*

 * 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.service.sms;



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.AdditionalNumberType;

import org.mobicents.protocols.ss7.map.api.primitives.ISDNAddressString;

import org.mobicents.protocols.ss7.map.api.primitives.LMSI;

import org.mobicents.protocols.ss7.map.api.primitives.MAPExtensionContainer;

import org.mobicents.protocols.ss7.map.api.service.sms.LocationInfoWithLMSI;

import org.mobicents.protocols.ss7.map.primitives.ISDNAddressStringImpl;

import org.mobicents.protocols.ss7.map.primitives.LMSIImpl;

import org.mobicents.protocols.ss7.map.primitives.MAPAsnPrimitive;

import org.mobicents.protocols.ss7.map.primitives.MAPExtensionContainerImpl;



/**

*

* @author sergey vetyutnev

* 

*/

public class LocationInfoWithLMSIImpl implements LocationInfoWithLMSI, MAPAsnPrimitive {



	private static final int _TAG_NetworkNodeNumber = 1;

	private static final int _TAG_GprsNodeIndicator = 5;

	private static final int _TAG_AdditionalNumber = 6;

	

	private ISDNAddressString networkNodeNumber;

	private LMSI lmsi;

	private MAPExtensionContainer extensionContainer;

	private AdditionalNumberType additionalNumberType;

	private ISDNAddressString additionalNumber;



	

	public LocationInfoWithLMSIImpl() {

	}

	

	public LocationInfoWithLMSIImpl(ISDNAddressString networkNodeNumber, LMSI lmsi, MAPExtensionContainer extensionContainer,

			AdditionalNumberType additionalNumberType, ISDNAddressString additionalNumber) {

		this.networkNodeNumber = networkNodeNumber;

		this.lmsi = lmsi;

		this.extensionContainer = extensionContainer;

		this.additionalNumberType = additionalNumberType;

		this.additionalNumber = additionalNumber;

	}



	

	@Override

	public ISDNAddressString getNetworkNodeNumber() {

		return this.networkNodeNumber;

	}



	@Override

	public LMSI getLMSI() {

		return this.lmsi;

	}



	@Override

	public MAPExtensionContainer getExtensionContainer() {

		return this.extensionContainer;

	}



	@Override

	public AdditionalNumberType getAdditionalNumberType() {

		return this.additionalNumberType;

	}



	@Override

	public ISDNAddressString getAdditionalNumber() {

		return this.additionalNumber;

	}





	public int getTag() {

		return Tag.SEQUENCE;

	}



	@Override

	public int getTagClass() {

		return Tag.CLASS_UNIVERSAL;

	}



	@Override

	public boolean getIsPrimitive() {

		return false;

	}



	@Override

	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 LocationInfoWithLMSI: " + e.getMessage(), e,

					MAPParsingComponentExceptionReason.MistypedParameter);

		} catch (AsnException e) {

			throw new MAPParsingComponentException("AsnException when decoding LocationInfoWithLMSI: " + e.getMessage(), e,

					MAPParsingComponentExceptionReason.MistypedParameter);

		}

	}



	@Override

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



		try {

			this._decode(ansIS, length);

		} catch (IOException e) {

			throw new MAPParsingComponentException("IOException when decoding LocationInfoWithLMSI: " + e.getMessage(), e,

					MAPParsingComponentExceptionReason.MistypedParameter);

		} catch (AsnException e) {

			throw new MAPParsingComponentException("AsnException when decoding LocationInfoWithLMSI: " + e.getMessage(), e,

					MAPParsingComponentExceptionReason.MistypedParameter);

		}

	}



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

		

		this.networkNodeNumber = null;

		this.lmsi = null;

		this.extensionContainer = null;

		this.additionalNumberType = null;

		this.additionalNumber = null;

		

		AsnInputStream ais = ansIS.readSequenceStreamData(length);

		

		int num = 0;

		while( true ) {

			if( ais.available()==0 )

				break;

			

			int tag = ais.readTag();

			

			if (num == 0) {

				// first parameter is mandatory - networkNode-Number

				if (ais.getTagClass() != Tag.CLASS_CONTEXT_SPECIFIC || !ais.isTagPrimitive() || tag != _TAG_NetworkNodeNumber)

					throw new MAPParsingComponentException(

							"Error when decoding LocationInfoWithLMSI: networkNode-Number: tagClass or tag is bad or element is not primitive: tagClass="

									+ ais.getTagClass() + ", Tag=" + tag, MAPParsingComponentExceptionReason.MistypedParameter);

				this.networkNodeNumber = new ISDNAddressStringImpl();

				((ISDNAddressStringImpl) this.networkNodeNumber).decodeAll(ais);

			} else {

				// optional parameters

				if(ais.getTagClass() == Tag.CLASS_UNIVERSAL) {

					

					switch (tag) {

					case Tag.STRING_OCTET:

						if (!ais.isTagPrimitive() || this.lmsi != null)

							throw new MAPParsingComponentException(

									"Error when decoding LocationInfoWithLMSI: lmsi: double element or element is not primitive",

									MAPParsingComponentExceptionReason.MistypedParameter);

						this.lmsi = new LMSIImpl();

						((LMSIImpl)this.lmsi).decodeAll(ais);

						break;

						

					case Tag.SEQUENCE:

						if (ais.isTagPrimitive() || this.extensionContainer != null)

							throw new MAPParsingComponentException(

									"Error when decoding LocationInfoWithLMSI: extensionContainer: double element or element is primitive",

									MAPParsingComponentExceptionReason.MistypedParameter);

						this.extensionContainer = new MAPExtensionContainerImpl();

						((MAPExtensionContainerImpl)this.extensionContainer).decodeAll(ais);

						break;

						

					default:

						ais.advanceElement();

						break;

					}

				} else if (ais.getTagClass() == Tag.CLASS_CONTEXT_SPECIFIC) {

					

					switch (tag) {

					case _TAG_GprsNodeIndicator:

						if (!ais.isTagPrimitive() || this.additionalNumberType != null)

							throw new MAPParsingComponentException(

									"Error when decoding LocationInfoWithLMSI: gprsNodeIndicator: double element or element is not primitive",

									MAPParsingComponentExceptionReason.MistypedParameter);

						ais.readNull();

						this.additionalNumberType = AdditionalNumberType.sgsn;

						break;

						

					case _TAG_AdditionalNumber:

						if (!ais.isTagPrimitive() || this.additionalNumber != null)

							throw new MAPParsingComponentException(

									"Error when decoding LocationInfoWithLMSI: additionalNumber: double element or element is not primitive",

									MAPParsingComponentExceptionReason.MistypedParameter);

						this.additionalNumber = new ISDNAddressStringImpl();

						((ISDNAddressStringImpl)this.additionalNumber).decodeAll(ais);

						break;

						

					default:

						ais.advanceElement();

						break;

					}

				} else {

					ais.advanceElement();

				}

			}

			

			num++;

		}

		

		if (this.networkNodeNumber == null)

			throw new MAPParsingComponentException("Error while decoding LocationInfoWithLMSI: 1 parameter is mandatory, found " + num,

					MAPParsingComponentExceptionReason.MistypedParameter);

		

		if (this.additionalNumberType == null && this.additionalNumber != null)

			this.additionalNumberType = AdditionalNumberType.msc;

	}



	@Override

	public void encodeAll(AsnOutputStream asnOs) throws MAPException {

		

		this.encodeAll(asnOs, Tag.CLASS_UNIVERSAL, Tag.SEQUENCE);

	}



	@Override

	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 LocationInfoWithLMSI: " + e.getMessage(), e);

		}

	}



	@Override

	public void encodeData(AsnOutputStream asnOs) throws MAPException {



		try {

			if (this.networkNodeNumber == null)

				throw new MAPException("Error while decoding LocationInfoWithLMSI: networkNodeNumber must not be null");



			((ISDNAddressStringImpl)this.networkNodeNumber).encodeAll(asnOs, Tag.CLASS_CONTEXT_SPECIFIC, _TAG_NetworkNodeNumber);



			if (this.lmsi != null)

				((LMSIImpl)this.lmsi).encodeAll(asnOs);



			if (this.extensionContainer != null)

				((MAPExtensionContainerImpl)this.extensionContainer).encodeAll(asnOs);



			if (this.additionalNumber != null) {

				if (this.additionalNumberType == AdditionalNumberType.sgsn)

					asnOs.writeNull(Tag.CLASS_CONTEXT_SPECIFIC, _TAG_GprsNodeIndicator);



				((ISDNAddressStringImpl)this.additionalNumber).encodeAll(asnOs, Tag.CLASS_CONTEXT_SPECIFIC, _TAG_AdditionalNumber);

			}

		} catch (IOException e) {

			throw new MAPException("IOException when encoding LocationInfoWithLMSI: " + e.getMessage(), e);

		} catch (AsnException e) {

			throw new MAPException("AsnException when encoding LocationInfoWithLMSI: " + e.getMessage(), e);

		}

	}



	

	@Override

	public String toString() {

		StringBuilder sb = new StringBuilder();

		sb.append("LocationInfoWithLMSIImpl [");



		if (this.networkNodeNumber != null) {

			sb.append("networkNodeNumber=");

			sb.append(this.networkNodeNumber.toString());

		}

		if (this.lmsi != null) {

			sb.append(", lmsi=");

			sb.append(this.lmsi.toString());

		}

		if (this.extensionContainer != null) {

			sb.append(", extensionContainer=");

			sb.append(this.extensionContainer.toString());

		}

		if (this.additionalNumberType != null) {

			sb.append(", additionalNumberType=");

			sb.append(this.additionalNumberType.toString());

		}

		if (this.additionalNumber != null) {

			sb.append(", additionalNumber=");

			sb.append(this.additionalNumber.toString());

		}



		sb.append("]");



		return sb.toString();

	}

}