/******************************************************************************
* Copyright (c) 2016 Oracle
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Konstantin Komissarchik - initial implementation and ongoing maintenance
******************************************************************************/
package org.eclipse.sapphire.internal;
import org.eclipse.sapphire.ElementType;
/**
* @author <a href="mailto:konstantin.komissarchik@oracle.com">Konstantin Komissarchik</a>
*/
public final class ElementClassLoader extends ClassLoader
{
public ElementClassLoader( final ClassLoader parent )
{
super( parent );
}
public synchronized Class<?> loadImplementationClass( final ElementType type )
{
final Class<?> typeInterfaceClass = type.getModelElementClass();
final String typeImplClassName = typeInterfaceClass.getName() + "$Impl";
Class<?> typeImplClass = findLoadedClass( typeImplClassName );
if( typeImplClass == null )
{
final byte[] typeImplClassBytes = ( new ElementCompiler( type ) ).compile();
typeImplClass = defineClass( typeImplClassName, typeImplClassBytes, 0, typeImplClassBytes.length );
resolveClass( typeImplClass );
}
return typeImplClass;
}
}