Applied-Energistics-2-tiler.../src/main/java/appeng/me/cache/GridStorageCache.java

411 lines
11 KiB
Java

/*
* This file is part of Applied Energistics 2.
* Copyright (c) 2013 - 2014, AlgorithmX2, All rights reserved.
*
* Applied Energistics 2 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 3 of the License, or
* (at your option) any later version.
*
* Applied Energistics 2 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 Applied Energistics 2. If not, see <http://www.gnu.org/licenses/lgpl>.
*/
package appeng.me.cache;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import com.google.common.collect.HashMultimap;
import com.google.common.collect.SetMultimap;
import appeng.api.AEApi;
import appeng.api.networking.IGrid;
import appeng.api.networking.IGridHost;
import appeng.api.networking.IGridNode;
import appeng.api.networking.IGridStorage;
import appeng.api.networking.events.MENetworkCellArrayUpdate;
import appeng.api.networking.events.MENetworkEventSubscribe;
import appeng.api.networking.security.BaseActionSource;
import appeng.api.networking.security.IActionHost;
import appeng.api.networking.security.ISecurityGrid;
import appeng.api.networking.security.MachineSource;
import appeng.api.networking.storage.IStackWatcher;
import appeng.api.networking.storage.IStackWatcherHost;
import appeng.api.networking.storage.IStorageGrid;
import appeng.api.storage.ICellContainer;
import appeng.api.storage.ICellProvider;
import appeng.api.storage.IMEInventoryHandler;
import appeng.api.storage.IMEMonitor;
import appeng.api.storage.StorageChannel;
import appeng.api.storage.data.IAEFluidStack;
import appeng.api.storage.data.IAEItemStack;
import appeng.api.storage.data.IAEStack;
import appeng.api.storage.data.IItemList;
import appeng.me.helpers.GenericInterestManager;
import appeng.me.storage.ItemWatcher;
import appeng.me.storage.NetworkInventoryHandler;
public class GridStorageCache implements IStorageGrid
{
private final IGrid myGrid;
private final HashSet<ICellProvider> activeCellProviders = new HashSet<ICellProvider>();
private final HashSet<ICellProvider> inactiveCellProviders = new HashSet<ICellProvider>();
private final SetMultimap<IAEStack, ItemWatcher> interests = HashMultimap.create();
private final GenericInterestManager<ItemWatcher> interestManager = new GenericInterestManager<ItemWatcher>( this.interests );
private final NetworkMonitor<IAEItemStack> itemMonitor = new NetworkMonitor<IAEItemStack>( this, StorageChannel.ITEMS );
private final NetworkMonitor<IAEFluidStack> fluidMonitor = new NetworkMonitor<IAEFluidStack>( this, StorageChannel.FLUIDS );
private final HashMap<IGridNode, IStackWatcher> watchers = new HashMap<IGridNode, IStackWatcher>();
private NetworkInventoryHandler<IAEItemStack> myItemNetwork;
private NetworkInventoryHandler<IAEFluidStack> myFluidNetwork;
public GridStorageCache( final IGrid g )
{
this.myGrid = g;
}
@Override
public void onUpdateTick()
{
this.itemMonitor.onTick();
this.fluidMonitor.onTick();
}
@Override
public void removeNode( final IGridNode node, final IGridHost machine )
{
if( machine instanceof ICellContainer )
{
final ICellContainer cc = (ICellContainer) machine;
this.getGrid().postEvent( new MENetworkCellArrayUpdate() );
this.removeCellProvider( cc, new CellChangeTracker() ).applyChanges();
this.inactiveCellProviders.remove( cc );
}
if( machine instanceof IStackWatcherHost )
{
final IStackWatcher myWatcher = this.watchers.get( machine );
if( myWatcher != null )
{
myWatcher.clear();
this.watchers.remove( machine );
}
}
}
@Override
public void addNode( final IGridNode node, final IGridHost machine )
{
if( machine instanceof ICellContainer )
{
final ICellContainer cc = (ICellContainer) machine;
this.inactiveCellProviders.add( cc );
this.getGrid().postEvent( new MENetworkCellArrayUpdate() );
if( node.isActive() )
{
this.addCellProvider( cc, new CellChangeTracker() ).applyChanges();
}
}
if( machine instanceof IStackWatcherHost )
{
final IStackWatcherHost swh = (IStackWatcherHost) machine;
final ItemWatcher iw = new ItemWatcher( this, swh );
this.watchers.put( node, iw );
swh.updateWatcher( iw );
}
}
@Override
public void onSplit( final IGridStorage storageB )
{
}
@Override
public void onJoin( final IGridStorage storageB )
{
}
@Override
public void populateGridStorage( final IGridStorage storage )
{
}
private CellChangeTracker addCellProvider( final ICellProvider cc, final CellChangeTracker tracker )
{
if( this.inactiveCellProviders.contains( cc ) )
{
this.inactiveCellProviders.remove( cc );
this.activeCellProviders.add( cc );
BaseActionSource actionSrc = new BaseActionSource();
if( cc instanceof IActionHost )
{
actionSrc = new MachineSource( (IActionHost) cc );
}
for( final IMEInventoryHandler<IAEItemStack> h : cc.getCellArray( StorageChannel.ITEMS ) )
{
tracker.postChanges( StorageChannel.ITEMS, 1, h, actionSrc );
}
for( final IMEInventoryHandler<IAEFluidStack> h : cc.getCellArray( StorageChannel.FLUIDS ) )
{
tracker.postChanges( StorageChannel.FLUIDS, 1, h, actionSrc );
}
}
return tracker;
}
private CellChangeTracker removeCellProvider( final ICellProvider cc, final CellChangeTracker tracker )
{
if( this.activeCellProviders.contains( cc ) )
{
this.inactiveCellProviders.add( cc );
this.activeCellProviders.remove( cc );
BaseActionSource actionSrc = new BaseActionSource();
if( cc instanceof IActionHost )
{
actionSrc = new MachineSource( (IActionHost) cc );
}
for( final IMEInventoryHandler<IAEItemStack> h : cc.getCellArray( StorageChannel.ITEMS ) )
{
tracker.postChanges( StorageChannel.ITEMS, -1, h, actionSrc );
}
for( final IMEInventoryHandler<IAEFluidStack> h : cc.getCellArray( StorageChannel.FLUIDS ) )
{
tracker.postChanges( StorageChannel.FLUIDS, -1, h, actionSrc );
}
}
return tracker;
}
@MENetworkEventSubscribe
public void cellUpdate( final MENetworkCellArrayUpdate ev )
{
this.myItemNetwork = null;
this.myFluidNetwork = null;
final LinkedList<ICellProvider> ll = new LinkedList();
ll.addAll( this.inactiveCellProviders );
ll.addAll( this.activeCellProviders );
final CellChangeTracker tracker = new CellChangeTracker();
for( final ICellProvider cc : ll )
{
boolean Active = true;
if( cc instanceof IActionHost )
{
final IGridNode node = ( (IActionHost) cc ).getActionableNode();
if( node != null && node.isActive() )
{
Active = true;
}
else
{
Active = false;
}
}
if( Active )
{
this.addCellProvider( cc, tracker );
}
else
{
this.removeCellProvider( cc, tracker );
}
}
this.itemMonitor.forceUpdate();
this.fluidMonitor.forceUpdate();
tracker.applyChanges();
}
private void postChangesToNetwork( final StorageChannel chan, final int upOrDown, final IItemList availableItems, final BaseActionSource src )
{
switch( chan )
{
case FLUIDS:
this.fluidMonitor.postChange( upOrDown > 0, availableItems, src );
break;
case ITEMS:
this.itemMonitor.postChange( upOrDown > 0, availableItems, src );
break;
default:
}
}
IMEInventoryHandler<IAEItemStack> getItemInventoryHandler()
{
if( this.myItemNetwork == null )
{
this.buildNetworkStorage( StorageChannel.ITEMS );
}
return this.myItemNetwork;
}
private void buildNetworkStorage( final StorageChannel chan )
{
final SecurityCache security = this.getGrid().getCache( ISecurityGrid.class );
switch( chan )
{
case FLUIDS:
this.myFluidNetwork = new NetworkInventoryHandler<IAEFluidStack>( StorageChannel.FLUIDS, security );
for( final ICellProvider cc : this.activeCellProviders )
{
for( final IMEInventoryHandler<IAEFluidStack> h : cc.getCellArray( chan ) )
{
this.myFluidNetwork.addNewStorage( h );
}
}
break;
case ITEMS:
this.myItemNetwork = new NetworkInventoryHandler<IAEItemStack>( StorageChannel.ITEMS, security );
for( final ICellProvider cc : this.activeCellProviders )
{
for( final IMEInventoryHandler<IAEItemStack> h : cc.getCellArray( chan ) )
{
this.myItemNetwork.addNewStorage( h );
}
}
break;
default:
}
}
IMEInventoryHandler<IAEFluidStack> getFluidInventoryHandler()
{
if( this.myFluidNetwork == null )
{
this.buildNetworkStorage( StorageChannel.FLUIDS );
}
return this.myFluidNetwork;
}
@Override
public void postAlterationOfStoredItems( final StorageChannel chan, final Iterable<? extends IAEStack> input, final BaseActionSource src )
{
if( chan == StorageChannel.ITEMS )
{
this.itemMonitor.postChange( true, (Iterable<IAEItemStack>) input, src );
}
else if( chan == StorageChannel.FLUIDS )
{
this.fluidMonitor.postChange( true, (Iterable<IAEFluidStack>) input, src );
}
}
@Override
public void registerCellProvider( final ICellProvider provider )
{
this.inactiveCellProviders.add( provider );
this.addCellProvider( provider, new CellChangeTracker() ).applyChanges();
}
@Override
public void unregisterCellProvider( final ICellProvider provider )
{
this.removeCellProvider( provider, new CellChangeTracker() ).applyChanges();
this.inactiveCellProviders.remove( provider );
}
@Override
public IMEMonitor<IAEItemStack> getItemInventory()
{
return this.itemMonitor;
}
@Override
public IMEMonitor<IAEFluidStack> getFluidInventory()
{
return this.fluidMonitor;
}
public GenericInterestManager<ItemWatcher> getInterestManager()
{
return this.interestManager;
}
IGrid getGrid()
{
return this.myGrid;
}
private class CellChangeTrackerRecord
{
final StorageChannel channel;
final int up_or_down;
final IItemList list;
final BaseActionSource src;
public CellChangeTrackerRecord( final StorageChannel channel, final int i, final IMEInventoryHandler<? extends IAEStack> h, final BaseActionSource actionSrc )
{
this.channel = channel;
this.up_or_down = i;
this.src = actionSrc;
if( channel == StorageChannel.ITEMS )
{
this.list = ( (IMEInventoryHandler<IAEItemStack>) h ).getAvailableItems( AEApi.instance().storage().createItemList() );
}
else if( channel == StorageChannel.FLUIDS )
{
this.list = ( (IMEInventoryHandler<IAEFluidStack>) h ).getAvailableItems( AEApi.instance().storage().createFluidList() );
}
else
{
this.list = null;
}
}
public void applyChanges()
{
GridStorageCache.this.postChangesToNetwork( this.channel, this.up_or_down, this.list, this.src );
}
}
private class CellChangeTracker
{
final List<CellChangeTrackerRecord> data = new LinkedList<CellChangeTrackerRecord>();
public void postChanges( final StorageChannel channel, final int i, final IMEInventoryHandler<? extends IAEStack> h, final BaseActionSource actionSrc )
{
this.data.add( new CellChangeTrackerRecord( channel, i, h, actionSrc ) );
}
public void applyChanges()
{
for( final CellChangeTrackerRecord rec : this.data )
{
rec.applyChanges();
}
}
}
}