Applied-Energistics-2-tiler.../me/cache/GridStorageCache.java

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package appeng.me.cache;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedList;
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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.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.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.storage.ItemWatcher;
import appeng.me.storage.NetworkInventoryHandler;
import com.google.common.collect.HashMultimap;
import com.google.common.collect.SetMultimap;
public class GridStorageCache implements IStorageGrid
{
public SetMultimap<IAEStack, ItemWatcher> interests = HashMultimap.create();
final HashSet<ICellContainer> activeCellContainers = new HashSet();
final HashSet<ICellContainer> inactiveCellContainers = new HashSet();
final public IGrid myGrid;
private NetworkInventoryHandler<IAEItemStack> myItemNetwork;
private NetworkMonitor<IAEItemStack> itemMonitor = new NetworkMonitor<IAEItemStack>( this, StorageChannel.ITEMS );
private NetworkInventoryHandler<IAEFluidStack> myFluidNetwork;
private NetworkMonitor<IAEFluidStack> fluidMonitor = new NetworkMonitor<IAEFluidStack>( this, StorageChannel.FLUIDS );
private HashMap<IGridNode, IStackWatcher> watchers = new HashMap<IGridNode, IStackWatcher>();
public GridStorageCache(IGrid g) {
myGrid = g;
}
@Override
public void onUpdateTick()
{
itemMonitor.onTick();
fluidMonitor.onTick();
}
private void addCell(IGridNode node, ICellContainer cc)
{
if ( node.isActive() && inactiveCellContainers.contains( cc ) )
{
inactiveCellContainers.remove( cc );
activeCellContainers.add( cc );
for (IMEInventoryHandler<IAEItemStack> h : cc.getCellArray( StorageChannel.ITEMS ))
{
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postChanges( StorageChannel.ITEMS, 1, h.getAvailableItems( AEApi.instance().storage().createItemList() ), new MachineSource( cc ) );
}
for (IMEInventoryHandler<IAEFluidStack> h : cc.getCellArray( StorageChannel.FLUIDS ))
{
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postChanges( StorageChannel.FLUIDS, 1, h.getAvailableItems( AEApi.instance().storage().createFluidList() ), new MachineSource( cc ) );
}
}
}
private void rmvCell(IGridNode node, ICellContainer cc)
{
if ( activeCellContainers.contains( cc ) )
{
inactiveCellContainers.add( cc );
activeCellContainers.remove( cc );
for (IMEInventoryHandler<IAEItemStack> h : cc.getCellArray( StorageChannel.ITEMS ))
{
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postChanges( StorageChannel.ITEMS, -1, h.getAvailableItems( AEApi.instance().storage().createItemList() ), new MachineSource( cc ) );
}
for (IMEInventoryHandler<IAEFluidStack> h : cc.getCellArray( StorageChannel.FLUIDS ))
{
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postChanges( StorageChannel.FLUIDS, -1, h.getAvailableItems( AEApi.instance().storage().createFluidList() ), new MachineSource( cc ) );
}
}
}
@MENetworkEventSubscribe
public void cellUpdate(MENetworkCellArrayUpdate ev)
{
myItemNetwork = null;
myFluidNetwork = null;
LinkedList<ICellContainer> ll = new LinkedList();
ll.addAll( inactiveCellContainers );
ll.addAll( activeCellContainers );
for (ICellContainer cc : ll)
{
IGridNode node = cc.getActionableNode();
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if ( node != null )
{
if ( node.isActive() )
addCell( node, cc );
else
rmvCell( node, cc );
}
}
itemMonitor.forceUpdate();
fluidMonitor.forceUpdate();
}
@Override
public void removeNode(IGridNode node, IGridHost machine)
{
if ( machine instanceof ICellContainer )
{
ICellContainer cc = (ICellContainer) machine;
myGrid.postEvent( new MENetworkCellArrayUpdate() );
rmvCell( node, cc );
inactiveCellContainers.remove( cc );
}
if ( machine instanceof IStackWatcherHost )
{
IStackWatcher myWatcher = watchers.get( machine );
if ( myWatcher != null )
{
myWatcher.clear();
watchers.remove( machine );
}
}
}
@Override
public void addNode(IGridNode node, IGridHost machine)
{
if ( machine instanceof ICellContainer )
{
ICellContainer cc = (ICellContainer) machine;
inactiveCellContainers.add( cc );
myGrid.postEvent( new MENetworkCellArrayUpdate() );
addCell( node, cc );
}
if ( machine instanceof IStackWatcherHost )
{
IStackWatcherHost swh = (IStackWatcherHost) machine;
ItemWatcher iw = new ItemWatcher( this, (IStackWatcherHost) swh );
watchers.put( node, iw );
swh.updateWatcher( iw );
}
}
private void buildNetworkStorage(StorageChannel chan)
{
SecurityCache security = myGrid.getCache( ISecurityGrid.class );
switch (chan)
{
case FLUIDS:
myFluidNetwork = new NetworkInventoryHandler<IAEFluidStack>( StorageChannel.FLUIDS, security );
for (ICellContainer cc : activeCellContainers)
{
for (IMEInventoryHandler<IAEFluidStack> h : cc.getCellArray( chan ))
myFluidNetwork.addNewStorage( h );
}
break;
case ITEMS:
myItemNetwork = new NetworkInventoryHandler<IAEItemStack>( StorageChannel.ITEMS, security );
for (ICellContainer cc : activeCellContainers)
{
for (IMEInventoryHandler<IAEItemStack> h : cc.getCellArray( chan ))
myItemNetwork.addNewStorage( h );
}
break;
default:
}
}
private void postChanges(StorageChannel chan, int up_or_down, IItemList availableItems, BaseActionSource src)
{
switch (chan)
{
case FLUIDS:
for (IAEFluidStack fs : ((IItemList<IAEFluidStack>) availableItems))
{
if ( up_or_down > 0 )
fluidMonitor.postChange( fs, src );
else
{
fs.setStackSize( -fs.getStackSize() );
fluidMonitor.postChange( fs, src );
}
}
break;
case ITEMS:
for (IAEItemStack fs : ((IItemList<IAEItemStack>) availableItems))
{
if ( up_or_down > 0 )
itemMonitor.postChange( fs, src );
else
{
fs.setStackSize( -fs.getStackSize() );
itemMonitor.postChange( fs, src );
}
}
break;
default:
}
}
public IMEInventoryHandler<IAEItemStack> getItemInventoryHandler()
{
if ( myItemNetwork == null )
buildNetworkStorage( StorageChannel.ITEMS );
return myItemNetwork;
}
public IMEInventoryHandler<IAEFluidStack> getFluidInventoryHandler()
{
if ( myFluidNetwork == null )
buildNetworkStorage( StorageChannel.FLUIDS );
return myFluidNetwork;
}
@Override
public void postAlterationOfStoredItems(StorageChannel chan, IAEStack input, BaseActionSource src)
{
if ( chan == StorageChannel.ITEMS )
itemMonitor.postChange( (IAEItemStack) input, src );
else if ( chan == StorageChannel.FLUIDS )
fluidMonitor.postChange( (IAEFluidStack) input, src );
}
@Override
public IMEMonitor<IAEFluidStack> getFluidInventory()
{
return fluidMonitor;
}
@Override
public IMEMonitor<IAEItemStack> getItemInventory()
{
return itemMonitor;
}
@Override
public void onSplit(IGridStorage storageB)
{
}
@Override
public void onJoin(IGridStorage storageB)
{
}
@Override
public void populateGridStorage(IGridStorage storage)
{
}
}