mirror of
https://github.com/DSheirer/sdrtrunk.git
synced 2026-11-10 15:47:25 -05:00
370 lines
11 KiB
Java
370 lines
11 KiB
Java
/*
|
|
* *****************************************************************************
|
|
* Copyright (C) 2014-2022 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.alias;
|
|
|
|
import io.github.dsheirer.alias.id.AliasID;
|
|
import io.github.dsheirer.alias.id.AliasIDType;
|
|
import io.github.dsheirer.alias.id.broadcast.BroadcastChannel;
|
|
import io.github.dsheirer.identifier.IdentifierCollection;
|
|
import io.github.dsheirer.identifier.configuration.AliasListConfigurationIdentifier;
|
|
import javafx.collections.FXCollections;
|
|
import javafx.collections.ListChangeListener;
|
|
import javafx.collections.ObservableList;
|
|
import org.slf4j.Logger;
|
|
import org.slf4j.LoggerFactory;
|
|
|
|
import java.util.ArrayList;
|
|
import java.util.Collections;
|
|
import java.util.HashMap;
|
|
import java.util.List;
|
|
import java.util.Map;
|
|
|
|
/**
|
|
* Alias Model contains all aliases and is responsible for creation and management of alias lists. Alias lists are a
|
|
* set of aliases that all share a common alias list name and can be attached to a decoding channel for aliasing
|
|
* identifiers produced by channel decoder(s).
|
|
*/
|
|
public class AliasModel
|
|
{
|
|
private final static Logger mLog = LoggerFactory.getLogger(AliasModel.class);
|
|
public static final String NO_ALIAS_LIST = "(No Alias List)";
|
|
private ObservableList<Alias> mAliases = FXCollections.observableArrayList(Alias.extractor());
|
|
private ObservableList<String> mAliasListNames = FXCollections.observableArrayList();
|
|
private Map<String,AliasList> mAliasListMap = new HashMap<>();
|
|
|
|
public AliasModel()
|
|
{
|
|
//Register a listener to detect alias changes and broadcast change events to cause playlist save requests
|
|
mAliases.addListener(new AliasListChangeListener());
|
|
}
|
|
|
|
public ObservableList<Alias> aliasList()
|
|
{
|
|
return mAliases;
|
|
}
|
|
|
|
public ObservableList<String> aliasListNames()
|
|
{
|
|
return mAliasListNames;
|
|
}
|
|
|
|
/**
|
|
* Unmodifiable list of all aliases currently in the model
|
|
*/
|
|
public List<Alias> getAliases()
|
|
{
|
|
return Collections.unmodifiableList(mAliases);
|
|
}
|
|
|
|
/**
|
|
* Removes all aliases from the list and broadcasts the alias delete event for each
|
|
*/
|
|
public void clear()
|
|
{
|
|
List<Alias> aliasToRemove = new ArrayList<>(mAliases);
|
|
|
|
for(Alias alias: aliasToRemove)
|
|
{
|
|
removeAlias(alias);
|
|
}
|
|
|
|
mAliasListNames.clear();
|
|
}
|
|
|
|
/**
|
|
* Returns an optional alias list associated with the identifier collection
|
|
*
|
|
* @return alias list or null
|
|
*/
|
|
public AliasList getAliasList(IdentifierCollection identifierCollection)
|
|
{
|
|
if(identifierCollection != null)
|
|
{
|
|
return getAliasList(identifierCollection.getAliasListConfiguration());
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Retrieves an alias list specified by the alias list configuration identifier
|
|
*
|
|
* @param configurationIdentifier containing the name of an alias list
|
|
* @return alias list or null.
|
|
*/
|
|
public AliasList getAliasList(AliasListConfigurationIdentifier configurationIdentifier)
|
|
{
|
|
if(configurationIdentifier != null && configurationIdentifier.isValid())
|
|
{
|
|
return getAliasList(configurationIdentifier.getValue());
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Creates a new alias list containing all aliases that match the alias name, or returns a previously created and
|
|
* cached alias list. Returned alias list is automatically registered as a listener to this model so that any
|
|
* updates to the list by the user will automatically be reflected in constructed alias lists.
|
|
*/
|
|
public AliasList getAliasList(String name)
|
|
{
|
|
if(name == null || name.isEmpty())
|
|
{
|
|
return new AliasList(name);
|
|
}
|
|
|
|
AliasList mapValue = mAliasListMap.get(name);
|
|
if (mapValue != null)
|
|
{
|
|
return mapValue;
|
|
}
|
|
|
|
AliasList aliasList = new AliasList(name);
|
|
|
|
for(Alias alias : mAliases)
|
|
{
|
|
if(alias.hasList() && alias.getAliasListName().equalsIgnoreCase(name))
|
|
{
|
|
aliasList.addAlias(alias);
|
|
}
|
|
}
|
|
|
|
mAliasListMap.put(name, aliasList);
|
|
|
|
return aliasList;
|
|
}
|
|
|
|
/**
|
|
* Returns a list of unique alias list names from across the alias set
|
|
*/
|
|
public List<String> getListNames()
|
|
{
|
|
return mAliasListNames;
|
|
}
|
|
|
|
/**
|
|
* Returns a list of alias group names for all aliases
|
|
*/
|
|
public List<String> getGroupNames()
|
|
{
|
|
List<String> groupNames = new ArrayList<>();
|
|
|
|
for(Alias alias : mAliases)
|
|
{
|
|
if(alias.hasGroup() && !groupNames.contains(alias.getGroup()))
|
|
{
|
|
groupNames.add(alias.getGroup());
|
|
}
|
|
}
|
|
|
|
Collections.sort(groupNames);
|
|
|
|
return groupNames;
|
|
}
|
|
|
|
/**
|
|
* Bulk loading of aliases
|
|
*/
|
|
public void addAliases(List<Alias> aliases)
|
|
{
|
|
for(Alias alias : aliases)
|
|
{
|
|
addAlias(alias);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Adds the alias to the model
|
|
*/
|
|
public void addAlias(Alias alias)
|
|
{
|
|
if(mAliases.contains(alias))
|
|
{
|
|
removeAlias(alias);
|
|
}
|
|
|
|
mAliases.add(alias);
|
|
}
|
|
|
|
private boolean hasAliasList(String aliasListName)
|
|
{
|
|
return aliasListName != null && mAliasListMap.containsKey(aliasListName);
|
|
}
|
|
|
|
public void addAliasList(String aliasListName)
|
|
{
|
|
if(aliasListName != null && !aliasListName.isEmpty())
|
|
{
|
|
if(!mAliasListNames.contains(aliasListName))
|
|
{
|
|
mAliasListNames.add(aliasListName);
|
|
}
|
|
}
|
|
else if(!mAliasListNames.contains(NO_ALIAS_LIST))
|
|
{
|
|
//This list allows users to view unassigned aliases so that they can move them to a valid alias list, but
|
|
// it is not assignable to a channel
|
|
mAliasListNames.add(NO_ALIAS_LIST);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Removes the alias from this model and an alias list (if one exists)
|
|
*/
|
|
public void removeAlias(Alias alias)
|
|
{
|
|
if(alias != null)
|
|
{
|
|
mAliases.remove(alias);
|
|
|
|
if(hasAliasList(alias.getAliasListName()))
|
|
{
|
|
getAliasList(alias.getAliasListName()).removeAlias(alias);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Retrieves all aliases that match the alias list and have at least one alias ID of the specified type
|
|
* @param aliasListName to search
|
|
* @param type to find
|
|
* @return list of aliases
|
|
*/
|
|
public List<Alias> getAliases(String aliasListName, AliasIDType type)
|
|
{
|
|
List<Alias> aliases = new ArrayList<>();
|
|
|
|
for(Alias alias : mAliases)
|
|
{
|
|
if(alias.hasList() && alias.getAliasListName().equalsIgnoreCase(aliasListName))
|
|
{
|
|
for(AliasID aliasID: alias.getAliasIdentifiers())
|
|
{
|
|
if(aliasID.getType() == type)
|
|
{
|
|
aliases.add(alias);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return aliases;
|
|
}
|
|
|
|
/**
|
|
* Indicates that one or more of the aliases managed by this model are configured to stream to the specified
|
|
* broadcast channel argument.
|
|
* @param broadcastChannel to check
|
|
* @return true if the broadcast channel is non-null, non-empty and at least one alias is configured to stream to
|
|
* the specified stream name.
|
|
*/
|
|
public boolean hasAliasesWithBroadcastChannel(String broadcastChannel)
|
|
{
|
|
if(broadcastChannel == null || broadcastChannel.isEmpty())
|
|
{
|
|
return false;
|
|
}
|
|
|
|
for(Alias alias: mAliases)
|
|
{
|
|
if(alias.hasBroadcastChannel(broadcastChannel))
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Updates all aliases configured to stream to the previousStreamName with the updatedStreamName
|
|
* @param previousStreamName to be removed
|
|
* @param updatedStreamName to be added
|
|
*/
|
|
public void updateBroadcastChannel(String previousStreamName, String updatedStreamName)
|
|
{
|
|
if(previousStreamName == null || previousStreamName.isEmpty() || updatedStreamName == null || updatedStreamName.isEmpty())
|
|
{
|
|
return;
|
|
}
|
|
|
|
for(Alias alias: mAliases)
|
|
{
|
|
if(alias.hasBroadcastChannel(previousStreamName))
|
|
{
|
|
for(BroadcastChannel broadcastChannel: alias.getBroadcastChannels())
|
|
{
|
|
if(broadcastChannel.getChannelName().contentEquals(previousStreamName))
|
|
{
|
|
alias.removeAliasID(broadcastChannel);
|
|
|
|
if(!alias.hasBroadcastChannel(updatedStreamName))
|
|
{
|
|
alias.addAliasID(new BroadcastChannel(updatedStreamName));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Monitors alias additions and removals and updates alias lists
|
|
*/
|
|
public class AliasListChangeListener implements ListChangeListener<Alias>
|
|
{
|
|
@Override
|
|
public void onChanged(ListChangeListener.Change<? extends Alias> change)
|
|
{
|
|
while(change.next())
|
|
{
|
|
if(change.wasAdded())
|
|
{
|
|
for(Alias alias: change.getAddedSubList())
|
|
{
|
|
addAliasList(alias.getAliasListName());
|
|
|
|
if(hasAliasList(alias.getAliasListName()))
|
|
{
|
|
getAliasList(alias.getAliasListName()).addAlias(alias);
|
|
}
|
|
}
|
|
}
|
|
else if(change.wasRemoved())
|
|
{
|
|
for(Alias alias: change.getRemoved())
|
|
{
|
|
if(hasAliasList(alias.getAliasListName()))
|
|
{
|
|
AliasList aliasList = getAliasList(alias.getName());
|
|
|
|
if(alias != null)
|
|
{
|
|
aliasList.removeAlias(alias);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|