/**
 *                                                                            
 * Copyright (c) 2011, 2015 - Lunifera GmbH (Gross Enzersdorf, Austria), Loetz GmbH&Co.KG (69115 Heidelberg, Germany)
 * 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:
 *         Florian Pirchner - Initial implementation
 *   
 *  This copyright notice shows up in the generated Java code
 *
 */
package org.eclipse.osbp.xtext.oxtype.scoping

import com.google.inject.Inject
import javax.xml.stream.events.EntityReference
import org.eclipse.emf.ecore.EClass
import org.eclipse.emf.ecore.EObject
import org.eclipse.emf.ecore.EReference
import org.eclipse.osbp.xtext.oxtype.scoping.eobject.OXEObjectImportSectionNamespaceScopeProvider
import org.eclipse.osbp.xtext.oxtype.scoping.jvmtype.OXJvmTypesImportSectionNamespaceScopeProvider
import org.eclipse.xtext.common.types.TypesPackage
import org.eclipse.xtext.scoping.IScopeProvider
import org.eclipse.xtext.scoping.impl.IScopeWrapper

/** 
 * Delegates between JvmTypeScoping and EObjectScoping.
 */
class OXDelegatingNamespaceScopeProvider implements IScopeProvider {

	@Inject
	OXJvmTypesImportSectionNamespaceScopeProvider jvmTypesDelegate;

	@Inject
	OXEObjectImportSectionNamespaceScopeProvider eObjectDelegate;

	override getScope(EObject context, EReference reference) {
		val EClass referenceType = reference.getEReferenceType();
		if (TypesPackage.Literals.JVM_TYPE.isSuperTypeOf(referenceType)) {
			return jvmTypesDelegate.getScope(context, reference)
		}else{
			return eObjectDelegate.getScope(context, reference)
		}
	}
	
	def void setWrapper(IScopeWrapper wrapper, EReference reference){
		val EClass referenceType = reference.getEReferenceType();
		if (TypesPackage.Literals.JVM_TYPE.isSuperTypeOf(referenceType)) {
			jvmTypesDelegate.wrapper = wrapper
		}else{
			eObjectDelegate.wrapper = wrapper
		}
	}
	
}