348 lines
8.6 KiB
Java
348 lines
8.6 KiB
Java
package appeng.core.api;
|
|
|
|
import java.io.IOException;
|
|
import java.io.InputStream;
|
|
import java.util.HashMap;
|
|
import java.util.Iterator;
|
|
import java.util.LinkedList;
|
|
import java.util.List;
|
|
|
|
import net.minecraft.entity.player.EntityPlayer;
|
|
import net.minecraft.item.Item;
|
|
import net.minecraft.item.ItemStack;
|
|
import net.minecraft.tileentity.TileEntity;
|
|
import net.minecraft.world.World;
|
|
import net.minecraftforge.client.MinecraftForgeClient;
|
|
|
|
import org.objectweb.asm.ClassReader;
|
|
import org.objectweb.asm.ClassWriter;
|
|
import org.objectweb.asm.commons.Remapper;
|
|
import org.objectweb.asm.commons.RemappingClassAdapter;
|
|
import org.objectweb.asm.tree.AbstractInsnNode;
|
|
import org.objectweb.asm.tree.ClassNode;
|
|
import org.objectweb.asm.tree.MethodInsnNode;
|
|
import org.objectweb.asm.tree.MethodNode;
|
|
|
|
import appeng.api.parts.IPartHelper;
|
|
import appeng.api.parts.IPartItem;
|
|
import appeng.api.parts.LayerBase;
|
|
import appeng.client.render.BusRenderer;
|
|
import appeng.core.AELog;
|
|
import appeng.core.AppEng;
|
|
import appeng.integration.IntegrationType;
|
|
import appeng.integration.abstraction.IFMP;
|
|
import appeng.parts.PartPlacement;
|
|
import appeng.tile.networking.TileCableBus;
|
|
import appeng.util.Platform;
|
|
|
|
import com.google.common.base.Joiner;
|
|
|
|
public class ApiPart implements IPartHelper
|
|
{
|
|
|
|
int classNum = 1;
|
|
|
|
HashMap<String, Class> TileImplementations = new HashMap();
|
|
HashMap<String, ClassNode> readerCache = new HashMap();
|
|
HashMap<Class, String> interfaces2Layer = new HashMap();
|
|
HashMap<String, Class> roots = new HashMap();
|
|
|
|
List<String> desc = new LinkedList();
|
|
|
|
public void initFMPSupport()
|
|
{
|
|
for (Class layerInterface : interfaces2Layer.keySet())
|
|
{
|
|
if ( AppEng.instance.isIntegrationEnabled( IntegrationType.FMP ) )
|
|
((IFMP) AppEng.instance.getIntegration( IntegrationType.FMP )).registerPassThru( layerInterface );
|
|
}
|
|
}
|
|
|
|
private Class loadClass(String Name, byte[] b)
|
|
{
|
|
// override classDefine (as it is protected) and define the class.
|
|
Class clazz = null;
|
|
try
|
|
{
|
|
ClassLoader loader = getClass().getClassLoader();// ClassLoader.getSystemClassLoader();
|
|
Class root = ClassLoader.class;
|
|
Class cls = loader.getClass();
|
|
java.lang.reflect.Method defineClassMethod = root.getDeclaredMethod( "defineClass",
|
|
new Class[] { String.class, byte[].class, int.class, int.class } );
|
|
java.lang.reflect.Method runTransformersMethod = cls
|
|
.getDeclaredMethod( "runTransformers", new Class[] { String.class, String.class, byte[].class } );
|
|
|
|
runTransformersMethod.setAccessible( true );
|
|
defineClassMethod.setAccessible( true );
|
|
try
|
|
{
|
|
Object[] argsA = new Object[] { Name, Name, b };
|
|
b = (byte[]) runTransformersMethod.invoke( loader, argsA );
|
|
|
|
Object[] args = new Object[] { Name, b, new Integer( 0 ), new Integer( b.length ) };
|
|
clazz = (Class) defineClassMethod.invoke( loader, args );
|
|
}
|
|
finally
|
|
{
|
|
runTransformersMethod.setAccessible( false );
|
|
defineClassMethod.setAccessible( false );
|
|
}
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
AELog.error( e );
|
|
System.exit( 1 );
|
|
}
|
|
return clazz;
|
|
}
|
|
|
|
public ClassNode getReader(String name) throws IOException
|
|
{
|
|
try
|
|
{
|
|
ClassReader cr;
|
|
String path = "/" + name.replace( ".", "/" ) + ".class";
|
|
InputStream is = getClass().getResourceAsStream( path );
|
|
cr = new ClassReader( is );
|
|
ClassNode cn = new ClassNode();
|
|
cr.accept( cn, ClassReader.EXPAND_FRAMES );
|
|
return cn;
|
|
}
|
|
catch (Throwable t)
|
|
{
|
|
throw new RuntimeException( "Error loading " + name, t );
|
|
}
|
|
}
|
|
|
|
public Class getCombinedInstance(String base)
|
|
{
|
|
if ( desc.size() == 0 )
|
|
{
|
|
try
|
|
{
|
|
return Class.forName( base );
|
|
}
|
|
catch (Throwable t)
|
|
{
|
|
throw new RuntimeException( t );
|
|
}
|
|
}
|
|
|
|
String description = base + ":" + Joiner.on( ";" ).skipNulls().join( desc.iterator() );
|
|
|
|
if ( TileImplementations.get( description ) != null )
|
|
{
|
|
try
|
|
{
|
|
return TileImplementations.get( description );
|
|
}
|
|
catch (Throwable t)
|
|
{
|
|
throw new RuntimeException( t );
|
|
}
|
|
}
|
|
|
|
String f = base;// TileCableBus.class.getName();
|
|
String Addendum = "";
|
|
try
|
|
{
|
|
Addendum = Class.forName( base ).getSimpleName();
|
|
}
|
|
catch (ClassNotFoundException e)
|
|
{
|
|
AELog.error( e );
|
|
}
|
|
Class myCLass;
|
|
|
|
try
|
|
{
|
|
myCLass = Class.forName( f );
|
|
}
|
|
catch (Throwable t)
|
|
{
|
|
throw new RuntimeException( t );
|
|
}
|
|
|
|
String path = f;
|
|
|
|
for (String name : desc)
|
|
{
|
|
try
|
|
{
|
|
String newPath = path + ";" + name;
|
|
myCLass = getClassByDesc( Addendum, newPath, f, interfaces2Layer.get( Class.forName( name ) ) );
|
|
path = newPath;
|
|
}
|
|
catch (Throwable t)
|
|
{
|
|
AELog.warning( "Error loading " + name );
|
|
AELog.error( t );
|
|
// throw new RuntimeException( t );
|
|
}
|
|
f = myCLass.getName();
|
|
}
|
|
|
|
TileImplementations.put( description, myCLass );
|
|
|
|
try
|
|
{
|
|
return myCLass;
|
|
}
|
|
catch (Throwable t)
|
|
{
|
|
throw new RuntimeException( t );
|
|
}
|
|
}
|
|
|
|
class DefaultPackageClassNameRemapper extends Remapper
|
|
{
|
|
|
|
public HashMap<String, String> inputOutput = new HashMap<String, String>();
|
|
|
|
@Override
|
|
public String map(String typeName)
|
|
{
|
|
String o = inputOutput.get( typeName );
|
|
if ( o == null )
|
|
return typeName;
|
|
return o;
|
|
}
|
|
|
|
}
|
|
|
|
public Class getClassByDesc(String Addendum, String fullPath, String root, String next) throws IOException
|
|
{
|
|
if ( roots.get( fullPath ) != null )
|
|
return roots.get( fullPath );
|
|
|
|
ClassWriter cw = new ClassWriter( ClassWriter.COMPUTE_MAXS );
|
|
ClassNode n = getReader( next );
|
|
String originalName = n.name;
|
|
|
|
try
|
|
{
|
|
n.name = n.name + "_" + Addendum;
|
|
n.superName = Class.forName( root ).getName().replace( ".", "/" );
|
|
}
|
|
catch (Throwable t)
|
|
{
|
|
AELog.error( t );
|
|
}
|
|
|
|
for (MethodNode mn : n.methods)
|
|
{
|
|
Iterator<AbstractInsnNode> i = mn.instructions.iterator();
|
|
while (i.hasNext())
|
|
{
|
|
processNode( i.next(), n.superName );
|
|
}
|
|
}
|
|
|
|
DefaultPackageClassNameRemapper remapper = new DefaultPackageClassNameRemapper();
|
|
remapper.inputOutput.put( "appeng/api/parts/LayerBase", n.superName );
|
|
remapper.inputOutput.put( originalName, n.name );
|
|
n.accept( new RemappingClassAdapter( cw, remapper ) );
|
|
// n.accept( cw );
|
|
|
|
// n.accept( new TraceClassVisitor( new PrintWriter( System.out ) ) );
|
|
byte[] barray = cw.toByteArray();
|
|
int size = barray.length;
|
|
Class nclass = loadClass( n.name.replace( "/", "." ), barray );
|
|
|
|
try
|
|
{
|
|
Object fish = nclass.newInstance();
|
|
Class rootC = Class.forName( root );
|
|
|
|
boolean bads = false;
|
|
|
|
if ( !rootC.isInstance( fish ) )
|
|
{
|
|
bads = true;
|
|
AELog.severe( "Error, Expected layer to implement " + root + " did not." );
|
|
}
|
|
|
|
if ( fish instanceof LayerBase )
|
|
{
|
|
bads = true;
|
|
AELog.severe( "Error, Expected layer to NOT implement LayerBase but it DID." );
|
|
}
|
|
|
|
if ( !fullPath.contains( ".fmp." ) )
|
|
{
|
|
if ( !(fish instanceof TileCableBus) )
|
|
{
|
|
bads = true;
|
|
AELog.severe( "Error, Expected layer to implement TileCableBus did not." );
|
|
}
|
|
|
|
if ( !(fish instanceof TileEntity) )
|
|
{
|
|
bads = true;
|
|
AELog.severe( "Error, Expected layer to implement TileEntity did not." );
|
|
}
|
|
}
|
|
|
|
if ( !bads )
|
|
{
|
|
AELog.info( "Layer: " + n.name + " loaded successfully - " + size + " bytes" );
|
|
}
|
|
|
|
}
|
|
catch (Throwable t)
|
|
{
|
|
AELog.severe( "Layer: " + n.name + " Failed." );
|
|
AELog.error( t );
|
|
}
|
|
|
|
roots.put( fullPath, nclass );
|
|
return nclass;
|
|
}
|
|
|
|
private void processNode(AbstractInsnNode next, String nePar)
|
|
{
|
|
if ( next instanceof MethodInsnNode )
|
|
{
|
|
MethodInsnNode min = (MethodInsnNode) next;
|
|
if ( min.owner.equals( "appeng/api/parts/LayerBase" ) )
|
|
{
|
|
min.owner = nePar;
|
|
}
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void setItemBusRenderer(IPartItem i)
|
|
{
|
|
if ( Platform.isClient() && i instanceof Item )
|
|
MinecraftForgeClient.registerItemRenderer( (Item) i, BusRenderer.instance );
|
|
}
|
|
|
|
@Override
|
|
public boolean placeBus(ItemStack is, int x, int y, int z, int side, EntityPlayer player, World w)
|
|
{
|
|
return PartPlacement.place( is, x, y, z, side, player, w, PartPlacement.PlaceType.PLACE_ITEM, 0 );
|
|
}
|
|
|
|
@Override
|
|
public boolean registerNewLayer(String layer, String layerInterface)
|
|
{
|
|
try
|
|
{
|
|
if ( interfaces2Layer.get( layerInterface ) == null )
|
|
{
|
|
interfaces2Layer.put( Class.forName( layerInterface ), layer );
|
|
desc.add( layerInterface );
|
|
return true;
|
|
}
|
|
else
|
|
AELog.info( "Layer " + layer + " not registered, " + layerInterface + " aready has a layer." );
|
|
}
|
|
catch (Throwable t)
|
|
{
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
}
|