mirror of
https://github.com/DSheirer/sdrtrunk.git
synced 2026-11-10 23:57:25 -05:00
414 lines
14 KiB
Java
414 lines
14 KiB
Java
/*
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*
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* * ******************************************************************************
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* * Copyright (C) 2014-2020 Dennis Sheirer
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* *
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* * This program is free software: you can redistribute it and/or modify
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* * it under the terms of the GNU General Public License as published by
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* * the Free Software Foundation, either version 3 of the License, or
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* * (at your option) any later version.
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* *
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* * This program is distributed in the hope that it will be useful,
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* * but WITHOUT ANY WARRANTY; without even the implied warranty of
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* * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* * GNU General Public License for more details.
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* *
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* * You should have received a copy of the GNU General Public License
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* * along with this program. If not, see <http://www.gnu.org/licenses/>
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* * *****************************************************************************
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*
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*
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*/
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package io.github.dsheirer.channel.metadata;
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import io.github.dsheirer.alias.Alias;
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import io.github.dsheirer.alias.AliasList;
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import io.github.dsheirer.alias.AliasModel;
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import io.github.dsheirer.identifier.Identifier;
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import io.github.dsheirer.identifier.IdentifierUpdateListener;
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import io.github.dsheirer.identifier.IdentifierUpdateNotification;
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import io.github.dsheirer.identifier.Role;
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import io.github.dsheirer.identifier.configuration.AliasListConfigurationIdentifier;
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import io.github.dsheirer.identifier.configuration.ChannelNameConfigurationIdentifier;
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import io.github.dsheirer.identifier.configuration.DecoderTypeConfigurationIdentifier;
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import io.github.dsheirer.identifier.configuration.FrequencyConfigurationIdentifier;
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import io.github.dsheirer.identifier.configuration.SiteConfigurationIdentifier;
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import io.github.dsheirer.identifier.configuration.SystemConfigurationIdentifier;
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import io.github.dsheirer.identifier.decoder.ChannelStateIdentifier;
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import io.github.dsheirer.identifier.decoder.DecoderLogicalChannelNameIdentifier;
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import io.github.dsheirer.sample.Listener;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.util.Collections;
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import java.util.List;
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/**
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* Channel metadata containing details about the channel configuration, decoder state and current
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* set of decoded user identifiers (ie TO and FROM).
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*/
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public class ChannelMetadata implements Listener<IdentifierUpdateNotification>, IdentifierUpdateListener
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{
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private final static Logger mLog = LoggerFactory.getLogger(ChannelMetadata.class);
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private SystemConfigurationIdentifier mSystemConfigurationIdentifier;
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private SiteConfigurationIdentifier mSiteConfigurationIdentifier;
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private ChannelNameConfigurationIdentifier mChannelNameConfigurationIdentifier;
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private FrequencyConfigurationIdentifier mFrequencyConfigurationIdentifier;
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private ChannelStateIdentifier mChannelStateIdentifier = ChannelStateIdentifier.IDLE;
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private DecoderLogicalChannelNameIdentifier mDecoderLogicalChannelNameIdentifier;
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private DecoderTypeConfigurationIdentifier mDecoderTypeConfigurationIdentifier;
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private Identifier mFromIdentifier;
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private List<Alias> mFromIdentifierAliases;
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private Identifier mToIdentifier;
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private List<Alias> mToIdentifierAliases;
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private Integer mTimeslot;
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private IChannelMetadataUpdateListener mIChannelMetadataUpdateListener;
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private AliasModel mAliasModel;
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private AliasList mAliasList;
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public ChannelMetadata(AliasModel aliasModel, Integer timeslot)
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{
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mAliasModel = aliasModel;
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mTimeslot = timeslot;
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}
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public ChannelMetadata(AliasModel aliasModel)
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{
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this(aliasModel, null);
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}
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public Integer getTimeslot()
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{
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return mTimeslot;
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}
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public boolean hasTimeslot()
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{
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return mTimeslot != null;
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}
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@Override
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public Listener<IdentifierUpdateNotification> getIdentifierUpdateListener()
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{
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return this;
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}
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/**
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* System configuration identifier
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*/
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public SystemConfigurationIdentifier getSystemConfigurationIdentifier()
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{
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return mSystemConfigurationIdentifier;
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}
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public boolean hasSystemConfigurationIdentifier()
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{
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return mSystemConfigurationIdentifier != null;
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}
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/**
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* Site configuration identifier
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*/
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public SiteConfigurationIdentifier getSiteConfigurationIdentifier()
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{
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return mSiteConfigurationIdentifier;
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}
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public boolean hasSiteConfigurationIdentifier()
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{
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return mSiteConfigurationIdentifier != null;
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}
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/**
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* Channel configuration identifier
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*/
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public ChannelNameConfigurationIdentifier getChannelNameConfigurationIdentifier()
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{
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return mChannelNameConfigurationIdentifier;
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}
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public boolean hasChannelConfigurationIdentifier()
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{
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return mChannelNameConfigurationIdentifier != null;
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}
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/**
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* Logical channel name/number expoded by the decoder
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*/
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public DecoderLogicalChannelNameIdentifier getDecoderLogicalChannelNameIdentifier()
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{
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return mDecoderLogicalChannelNameIdentifier;
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}
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public boolean hasDecoderLogicalChannelNameIdentifier()
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{
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return mDecoderLogicalChannelNameIdentifier != null;
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}
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/**
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* Frequency configuration identifier
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*/
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public FrequencyConfigurationIdentifier getFrequencyConfigurationIdentifier()
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{
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return mFrequencyConfigurationIdentifier;
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}
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public boolean hasFrequencyConfigurationIdentifier()
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{
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return mFrequencyConfigurationIdentifier != null;
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}
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/**
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* Decoder state identifier
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*/
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public ChannelStateIdentifier getChannelStateIdentifier()
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{
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return mChannelStateIdentifier;
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}
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public boolean hasDecoderStateIdentifier()
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{
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return mChannelStateIdentifier != null;
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}
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/**
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* Decoder type identifier
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*/
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public DecoderTypeConfigurationIdentifier getDecoderTypeConfigurationIdentifier()
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{
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return mDecoderTypeConfigurationIdentifier;
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}
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public boolean hasDecoderTypeIdentifier()
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{
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return mDecoderTypeConfigurationIdentifier != null;
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}
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/**
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* Current call event FROM identifier
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*/
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public Identifier getFromIdentifier()
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{
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return mFromIdentifier;
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}
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public boolean hasFromIdentifier()
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{
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return mFromIdentifier != null;
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}
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/**
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* Optional alias associated with the FROM identifier
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*/
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public List<Alias> getFromIdentifierAliases()
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{
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return mFromIdentifierAliases;
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}
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/**
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* Current call event TO identifier
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*/
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public Identifier getToIdentifier()
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{
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return mToIdentifier;
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}
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public boolean hasToIdentifier()
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{
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return mToIdentifier != null;
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}
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/**
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* Optional alias associated with the TO identifier
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*/
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public List<Alias> getToIdentifierAliases()
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{
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return mToIdentifierAliases;
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}
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/**
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* Registers the listener for receiving field update events
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*/
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public void setUpdateEventListener(IChannelMetadataUpdateListener listener)
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{
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mIChannelMetadataUpdateListener = listener;
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}
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/**
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* Deregisters the listener from receiving field update events
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*/
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public void removeUpdateEventListener()
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{
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mIChannelMetadataUpdateListener = null;
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}
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/**
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* Broadcasts this metadata and the field that has been updated
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*
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* @param field that has been updated
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*/
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private void broadcastUpdate(ChannelMetadataField field)
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{
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if(mIChannelMetadataUpdateListener != null)
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{
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mIChannelMetadataUpdateListener.updated(this, field);
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}
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}
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@Override
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public void receive(IdentifierUpdateNotification update)
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{
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// mLog.debug("Received update: " + update +
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// " class:" + update.getIdentifier().getIdentifierClass() +
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// " form:" + update.getIdentifier().getForm() +
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// " role:" + update.getIdentifier().getRole() +
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// " class:" + update.getIdentifier().getClass());
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Identifier identifier = update.getIdentifier();
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switch(identifier.getIdentifierClass())
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{
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case CONFIGURATION:
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switch(identifier.getForm())
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{
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case ALIAS_LIST:
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if(update.isAdd())
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{
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mAliasList = mAliasModel.getAliasList((AliasListConfigurationIdentifier)identifier);
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if(mAliasList != null)
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{
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if(mToIdentifier != null)
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{
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mToIdentifierAliases = mAliasList.getAliases(mToIdentifier);
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}
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if(mFromIdentifier != null)
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{
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mFromIdentifierAliases = mAliasList.getAliases(mFromIdentifier);
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}
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}
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}
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break;
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case CHANNEL:
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if(identifier instanceof ChannelNameConfigurationIdentifier && (update.isAdd() || update.isSilentAdd()))
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{
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mChannelNameConfigurationIdentifier = (ChannelNameConfigurationIdentifier)identifier;
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}
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else
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{
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mChannelNameConfigurationIdentifier = null;
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}
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broadcastUpdate(ChannelMetadataField.CONFIGURATION_CHANNEL);
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break;
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case CHANNEL_FREQUENCY:
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if(identifier instanceof FrequencyConfigurationIdentifier && (update.isAdd() || update.isSilentAdd()))
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{
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mFrequencyConfigurationIdentifier = (FrequencyConfigurationIdentifier)identifier;
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}
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else
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{
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mFrequencyConfigurationIdentifier = null;
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}
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broadcastUpdate(ChannelMetadataField.CONFIGURATION_FREQUENCY);
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break;
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case DECODER_TYPE:
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if(identifier instanceof DecoderTypeConfigurationIdentifier && (update.isAdd() || update.isSilentAdd()))
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{
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mDecoderTypeConfigurationIdentifier = (DecoderTypeConfigurationIdentifier)identifier;
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}
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else
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{
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mDecoderTypeConfigurationIdentifier = null;
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}
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broadcastUpdate(ChannelMetadataField.DECODER_TYPE);
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break;
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case SITE:
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if(identifier instanceof SiteConfigurationIdentifier && (update.isAdd() || update.isSilentAdd()))
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{
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mSiteConfigurationIdentifier = (SiteConfigurationIdentifier)identifier;
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}
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else
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{
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mSiteConfigurationIdentifier = null;
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}
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broadcastUpdate(ChannelMetadataField.CONFIGURATION_SITE);
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break;
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case SYSTEM:
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if(identifier instanceof SystemConfigurationIdentifier && (update.isAdd() || update.isSilentAdd()))
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{
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mSystemConfigurationIdentifier = (SystemConfigurationIdentifier)identifier;
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}
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else
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{
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mSystemConfigurationIdentifier = null;
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}
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broadcastUpdate(ChannelMetadataField.CONFIGURATION_SYSTEM);
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break;
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}
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break;
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case DECODER:
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switch(identifier.getForm())
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{
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case CHANNEL_NAME:
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if(identifier instanceof DecoderLogicalChannelNameIdentifier && (update.isAdd() || update.isSilentAdd()))
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{
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mDecoderLogicalChannelNameIdentifier = (DecoderLogicalChannelNameIdentifier)identifier;
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}
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else
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{
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mDecoderLogicalChannelNameIdentifier = null;
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}
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broadcastUpdate(ChannelMetadataField.DECODER_CHANNEL_NAME);
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break;
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case STATE:
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if(identifier instanceof ChannelStateIdentifier && (update.isAdd() || update.isSilentAdd()))
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{
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mChannelStateIdentifier = (ChannelStateIdentifier)identifier;
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}
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else
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{
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mChannelStateIdentifier = null;
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}
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broadcastUpdate(ChannelMetadataField.DECODER_STATE);
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break;
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}
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break;
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case USER:
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if(identifier.getRole() == Role.FROM)
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{
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mFromIdentifier = update.isAdd() ? identifier : null;
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if(mAliasList != null && mFromIdentifier != null)
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{
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mFromIdentifierAliases = mAliasList.getAliases(mFromIdentifier);
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}
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else
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{
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mFromIdentifierAliases = Collections.EMPTY_LIST;
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}
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broadcastUpdate(ChannelMetadataField.USER_FROM);
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}
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else if(identifier.getRole() == Role.TO)
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{
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mToIdentifier = update.isAdd() ? identifier : null;
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if(mAliasList != null && mToIdentifier != null)
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{
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mToIdentifierAliases = mAliasList.getAliases(mToIdentifier);
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}
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else
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{
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mToIdentifierAliases = Collections.EMPTY_LIST;
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}
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broadcastUpdate(ChannelMetadataField.USER_TO);
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}
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break;
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}
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}
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}
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