/*

 * 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.MAPMessageType;

import org.mobicents.protocols.ss7.map.api.MAPOperationCode;

import org.mobicents.protocols.ss7.map.api.MAPParsingComponentException;

import org.mobicents.protocols.ss7.map.api.MAPParsingComponentExceptionReason;

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

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

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

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

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



/**

 * 

 * @author sergey vetyutnev

 * 

 */

public class AlertServiceCentreRequestIndicationImpl extends SmsMessageImpl implements AlertServiceCentreRequestIndication {



	private ISDNAddressString msisdn;

	private AddressString serviceCentreAddress;

	private int operationCode;

	

	public AlertServiceCentreRequestIndicationImpl(int operationCode) {

		this.operationCode = operationCode;

	}

	

	public AlertServiceCentreRequestIndicationImpl(ISDNAddressString msisdn, AddressString serviceCentreAddress) {

		this.msisdn = msisdn;

		this.serviceCentreAddress = serviceCentreAddress;

	}



	@Override

	public MAPMessageType getMessageType() {

		if (this.operationCode == MAPOperationCode.alertServiceCentre)

			return MAPMessageType.alertServiceCentre_Request;

		else

			return MAPMessageType.alertServiceCentreWithoutResult_Request;

	}



	@Override

	public int getOperationCode() {

		return this.operationCode;

	}



	@Override

	public ISDNAddressString getMsisdn() {

		return this.msisdn;

	}



	@Override

	public AddressString getServiceCentreAddress() {

		return this.serviceCentreAddress;

	}



	

	@Override

	public int getTag() throws MAPException {

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

					MAPParsingComponentExceptionReason.MistypedParameter);

		} catch (AsnException e) {

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

					MAPParsingComponentExceptionReason.MistypedParameter);

		} catch (AsnException e) {

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

					MAPParsingComponentExceptionReason.MistypedParameter);

		}

	}



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

		this.msisdn = null;

		this.serviceCentreAddress = null;

		

		AsnInputStream ais = ansIS.readSequenceStreamData(length);

		int num = 0;

		while( true ) {

			if (ais.available() == 0)

				break;

			

			int tag = ais.readTag();

			switch(num) {

			case 0:

				if (ais.getTagClass() != Tag.CLASS_UNIVERSAL || !ais.isTagPrimitive() || tag != Tag.STRING_OCTET)

					throw new MAPParsingComponentException(

							"Error while decoding AlertServiceCentreRequest.msisdn: bad tag or tag class or is not primitive: TagClass=" + ais.getTagClass()

									+ ", tag=" + tag, MAPParsingComponentExceptionReason.MistypedParameter);

				this.msisdn = new ISDNAddressStringImpl();

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

				break;

			case 1:

				if (ais.getTagClass() != Tag.CLASS_UNIVERSAL || !ais.isTagPrimitive() || tag != Tag.STRING_OCTET)

					throw new MAPParsingComponentException(

							"Error while decoding AlertServiceCentreRequest.serviceCentreAddress: bad tag or tag class or is not primitive: TagClass=" + ais.getTagClass()

									+ ", tag=" + tag, MAPParsingComponentExceptionReason.MistypedParameter);

				this.serviceCentreAddress = new ISDNAddressStringImpl();

				((AddressStringImpl)this.serviceCentreAddress).decodeAll(ais);

				break;

			default:

				ais.advanceElement();

				break;

			}

			

			num++;

		}

		

		if (this.msisdn == null || this.serviceCentreAddress == null)

			throw new MAPParsingComponentException("Error while decoding AlertServiceCentreRequest: 2 parameters are mandatory, found " + num,

					MAPParsingComponentExceptionReason.MistypedParameter);

	}

	

	@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 AlertServiceCentreRequest: " + e.getMessage(), e);

		}

	}



	@Override

	public void encodeData(AsnOutputStream asnOs) throws MAPException {

		

		if (this.msisdn == null || this.serviceCentreAddress == null)

			throw new MAPException("Error when encoding AlertServiceCentreRequest: msisdn or serviceCentreAddress must not be empty");

		

		((ISDNAddressStringImpl)this.msisdn).encodeAll(asnOs);

		((AddressStringImpl)this.serviceCentreAddress).encodeAll(asnOs);

	}

	

	@Override

	public String toString() {

		StringBuilder sb = new StringBuilder();

		sb.append("AlertServiceCentreRequest [");



		if (this.msisdn != null) {

			sb.append("msisdn=");

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

		}

		if (this.serviceCentreAddress != null) {

			sb.append(", serviceCentreAddress=");

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

		}



		sb.append("]");



		return sb.toString();

	}

}