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#296 APCO25 Phase II Decoder Implementation (#589)

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P25 Phase 2 Decoder implementation.
This commit is contained in:
Denny Sheirer
2019-11-17 06:56:52 -05:00
committed by GitHub
parent d5b802e794
commit f934676bd0
561 changed files with 35609 additions and 6215 deletions
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src/main/java/io/github/dsheirer/channel/state/TimeslotDecoderState.java Normal file
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/*
*
* * ******************************************************************************
* * Copyright (C) 2014-2019 Dennis Sheirer
* *
* * This program is free software: you can redistribute it and/or modify
* * it under the terms of the GNU General Public License as published by
* * the Free Software Foundation, either version 3 of the License, or
* * (at your option) any later version.
* *
* * This program 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 General Public License for more details.
* *
* * You should have received a copy of the GNU General Public License
* * along with this program. If not, see <http://www.gnu.org/licenses/>
* * *****************************************************************************
*
*
*/
package io.github.dsheirer.channel.state;
import io.github.dsheirer.channel.IChannelDescriptor;
import io.github.dsheirer.identifier.Form;
import io.github.dsheirer.identifier.Identifier;
import io.github.dsheirer.identifier.IdentifierClass;
import io.github.dsheirer.identifier.IdentifierUpdateNotification;
import io.github.dsheirer.identifier.MutableIdentifierCollection;
import io.github.dsheirer.identifier.configuration.ChannelDescriptorConfigurationIdentifier;
import io.github.dsheirer.sample.Listener;
public abstract class TimeslotDecoderState extends DecoderState
{
private int mTimeslot;
public TimeslotDecoderState(int timeslot)
{
super(new MutableIdentifierCollection(timeslot));
mTimeslot = timeslot;
mConfigurationIdentifierListener = new TimeslotConfigurationIdentifierListener();
}
protected int getTimeslot()
{
return mTimeslot;
}
/**
* Listener for configuration type identifier updates sent from the channel state. Adds configuration
* identifiers to this decoder state so that decode events will contain configuration details in the
* event's identifier collection.
*/
public class TimeslotConfigurationIdentifierListener implements Listener<IdentifierUpdateNotification>
{
@Override
public void receive(IdentifierUpdateNotification identifierUpdateNotification)
{
if(identifierUpdateNotification.getTimeslot() == getTimeslot())
{
if(identifierUpdateNotification.getIdentifier().getIdentifierClass() == IdentifierClass.CONFIGURATION &&
identifierUpdateNotification.getIdentifier().getForm() != Form.DECODER_TYPE &&
identifierUpdateNotification.getIdentifier().getForm() != Form.CHANNEL_DESCRIPTOR)
{
if(identifierUpdateNotification.isAdd())
{
getIdentifierCollection().update(identifierUpdateNotification.getIdentifier());
}
else if(identifierUpdateNotification.isSilentAdd())
{
getIdentifierCollection().silentUpdate(identifierUpdateNotification.getIdentifier());
}
}
if(identifierUpdateNotification.getOperation() == IdentifierUpdateNotification.Operation.ADD)
{
Identifier identifier = identifierUpdateNotification.getIdentifier();
if(identifier instanceof ChannelDescriptorConfigurationIdentifier)
{
setCurrentChannel(((ChannelDescriptorConfigurationIdentifier)identifier).getValue());
}
else if(identifier instanceof IChannelDescriptor)
{
setCurrentChannel((IChannelDescriptor)identifier);
}
}
}
}
}
}