/*
* 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.cap.primitives;
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.cap.api.CAPException;
import org.mobicents.protocols.ss7.cap.api.CAPParsingComponentException;
import org.mobicents.protocols.ss7.cap.api.CAPParsingComponentExceptionReason;
import org.mobicents.protocols.ss7.cap.api.primitives.DateAndTime;
/**
*
*
* @author sergey vetyutnev
*
*/
public class DateAndTimeImpl implements DateAndTime, CAPAsnPrimitive {
public static final String _PrimitiveName = "DateAndTime";
private byte[] data;
public DateAndTimeImpl() {
}
public DateAndTimeImpl(byte[] data) {
this.data = data;
}
public DateAndTimeImpl(int year, int month, int day, int hour, int minute, int second) {
this.data = new byte[7];
this.data[0] = (byte) encodeByte(year / 100);
this.data[1] = (byte) encodeByte(year % 100);
this.data[2] = (byte) encodeByte(month);
this.data[3] = (byte) encodeByte(day);
this.data[4] = (byte) encodeByte(hour);
this.data[5] = (byte) encodeByte(minute);
this.data[6] = (byte) encodeByte(second);
}
@Override
public byte[] getData() {
return data;
}
@Override
public int getYear() {
if (this.data == null || this.data.length != 7)
return 0;
return this.decodeByte((int) data[0]) * 100 + (int) this.decodeByte(data[1]);
}
@Override
public int getMonth() {
if (this.data == null || this.data.length != 7)
return 0;
return this.decodeByte((int) data[2]);
}
@Override
public int getDay() {
if (this.data == null || this.data.length != 7)
return 0;
return this.decodeByte((int) data[3]);
}
@Override
public int getHour() {
if (this.data == null || this.data.length != 7)
return 0;
return this.decodeByte((int) data[4]);
}
@Override
public int getMinute() {
if (this.data == null || this.data.length != 7)
return 0;
return this.decodeByte((int) data[5]);
}
@Override
public int getSecond() {
if (this.data == null || this.data.length != 7)
return 0;
return this.decodeByte((int) data[6]);
}
@Override
public void setYear(int year) {
if (this.data == null || this.data.length != 7)
this.data = new byte[7];
this.data[0] = (byte) encodeByte(year / 100);
this.data[1] = (byte) encodeByte(year % 100);
}
@Override
public void setMonth(int month) {
if (this.data == null || this.data.length != 7)
this.data = new byte[7];
this.data[2] = (byte) encodeByte(month);
}
@Override
public void setDay(int day) {
if (this.data == null || this.data.length != 7)
this.data = new byte[7];
this.data[3] = (byte) encodeByte(day);
}
@Override
public void setHour(int hour) {
if (this.data == null || this.data.length != 7)
this.data = new byte[7];
this.data[4] = (byte) encodeByte(hour);
}
@Override
public void setMinute(int minute) {
if (this.data == null || this.data.length != 7)
this.data = new byte[7];
this.data[5] = (byte) encodeByte(minute);
}
@Override
public void setSecond(int second) {
if (this.data == null || this.data.length != 7)
this.data = new byte[7];
this.data[6] = (byte) encodeByte(second);
}
private int decodeByte(int bt) {
return (bt & 0x0F) * 10 + ((bt & 0xF0) >> 4);
}
private int encodeByte(int val) {
return (val / 10) | (val % 10) << 4;
}
@Override
public int getTag() throws CAPException {
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 CAPParsingComponentException {
try {
int length = ansIS.readLength();
this._decode(ansIS, length);
} catch (IOException e) {
throw new CAPParsingComponentException("IOException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
CAPParsingComponentExceptionReason.MistypedParameter);
} catch (AsnException e) {
throw new CAPParsingComponentException("AsnException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
CAPParsingComponentExceptionReason.MistypedParameter);
}
}
@Override
public void decodeData(AsnInputStream ansIS, int length) throws CAPParsingComponentException {
try {
this._decode(ansIS, length);
} catch (IOException e) {
throw new CAPParsingComponentException("IOException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
CAPParsingComponentExceptionReason.MistypedParameter);
} catch (AsnException e) {
throw new CAPParsingComponentException("AsnException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
CAPParsingComponentExceptionReason.MistypedParameter);
}
}
private void _decode(AsnInputStream ansIS, int length) throws CAPParsingComponentException, IOException, AsnException {
this.data = ansIS.readOctetStringData(length);
if (this.data.length < 7 || this.data.length > 7)
throw new CAPParsingComponentException("Error while decoding " + _PrimitiveName
+ ": data must be from 7 to 7 bytes length, found: " + this.data.length,
CAPParsingComponentExceptionReason.MistypedParameter);
}
@Override
public void encodeAll(AsnOutputStream asnOs) throws CAPException {
this.encodeAll(asnOs, this.getTagClass(), this.getTag());
}
@Override
public void encodeAll(AsnOutputStream asnOs, int tagClass, int tag) throws CAPException {
try {
asnOs.writeTag(tagClass, this.getIsPrimitive(), tag);
int pos = asnOs.StartContentDefiniteLength();
this.encodeData(asnOs);
asnOs.FinalizeContent(pos);
} catch (AsnException e) {
throw new CAPException("AsnException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);
}
}
@Override
public void encodeData(AsnOutputStream asnOs) throws CAPException {
if (this.data == null)
throw new CAPException("Error while encoding " + _PrimitiveName + ": data field must not be null");
if (this.data.length != 7)
throw new CAPException("Error while encoding " + _PrimitiveName + ": data field length must be equal 7");
asnOs.writeOctetStringData(data);
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append(_PrimitiveName);
sb.append(" [");
if (data != null) {
sb.append("year=");
sb.append(this.getYear());
sb.append(", month=");
sb.append(this.getMonth());
sb.append(", day=");
sb.append(this.getDay());
sb.append(", hour=");
sb.append(this.getHour());
sb.append(", minite=");
sb.append(this.getMinute());
sb.append(", second=");
sb.append(this.getSecond());
}
sb.append("]");
return sb.toString();
}
}