129 lines
2.8 KiB
Java
129 lines
2.8 KiB
Java
package appeng.core.features.registries;
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import java.util.HashMap;
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import java.util.LinkedList;
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import net.minecraft.tileentity.TileEntity;
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import appeng.api.exceptions.AppEngException;
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import appeng.api.movable.IMovableHandler;
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import appeng.api.movable.IMovableRegistry;
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import appeng.api.movable.IMovableTile;
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import appeng.spatial.DefaultSpatialHandler;
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public class MovableTileRegistry implements IMovableRegistry
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{
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private HashMap<Class<? extends TileEntity>, IMovableHandler> Valid = new HashMap<Class<? extends TileEntity>, IMovableHandler>();
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private LinkedList<Class<? extends TileEntity>> test = new LinkedList<Class<? extends TileEntity>>();
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private LinkedList<IMovableHandler> handlers = new LinkedList<IMovableHandler>();
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private DefaultSpatialHandler dsh = new DefaultSpatialHandler();
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private IMovableHandler nullHandler = new DefaultSpatialHandler();
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private IMovableHandler testClass(Class myClass, TileEntity te)
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{
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IMovableHandler handler = null;
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// ask handlers...
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for (IMovableHandler han : handlers)
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{
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if ( han.canHandle( myClass, te ) )
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{
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handler = han;
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break;
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}
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}
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// if you have a handler your opted in
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if ( handler != null )
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{
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Valid.put( myClass, handler );
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return handler;
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}
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// if your movable our opted in
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if ( te instanceof IMovableTile )
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{
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Valid.put( myClass, dsh );
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return dsh;
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}
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// if you are on the white list your opted in.
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for (Class<? extends TileEntity> testClass : test)
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{
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if ( testClass.isAssignableFrom( myClass ) )
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{
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Valid.put( myClass, dsh );
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return dsh;
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}
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}
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Valid.put( myClass, nullHandler );
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return nullHandler;
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}
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@Override
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public boolean askToMove(TileEntity te)
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{
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Class myClass = te.getClass();
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IMovableHandler canMove = Valid.get( myClass );
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if ( canMove == null )
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canMove = testClass( myClass, te );
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if ( canMove != nullHandler )
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{
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if ( te instanceof IMovableTile )
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((IMovableTile) te).prepareToMove();
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te.invalidate();
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return true;
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}
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return false;
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}
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@Override
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public void doneMoving(TileEntity te)
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{
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if ( te instanceof IMovableTile )
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{
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IMovableTile mt = (IMovableTile) te;
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mt.doneMoving();
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}
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}
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@Override
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public void whiteListTileEntity(Class<? extends TileEntity> c)
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{
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if ( c.getName().equals( TileEntity.class.getName() ) )
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{
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throw new RuntimeException( new AppEngException( "Someone tried to make all tiles movable, this is a clear violation of the purpose of the white list." ) );
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}
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test.add( c );
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}
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@Override
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public void addHandler(IMovableHandler han)
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{
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handlers.add( han );
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}
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@Override
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public IMovableHandler getHandler(TileEntity te)
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{
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Class myClass = te.getClass();
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IMovableHandler h = Valid.get( myClass );
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return h == null ? dsh : h;
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}
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@Override
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public IMovableHandler getDefaultHandler()
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{
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return dsh;
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}
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}
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