plugins/org.eclipse.gmf.codegen/templates/xpt/providers/ElementInitializers.xpt

/*
 * Copyright (c) 2007 Borland Software Corporation
 * 
 * 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:
 *    Dmitry Stadnik (Borland) - initial API and implementation
 */

«IMPORT "http://www.eclipse.org/gmf/2006/GenModel"»
«IMPORT "http://www.eclipse.org/emf/2002/GenModel"»
«EXTENSION xpt::GenModelUtils»

«DEFINE ElementInitializers FOR gmfgen::GenDiagram-»
«EXPAND xpt::Common::copyright FOR editorGen-»
package «providersPackageName»;

«EXPAND xpt::Common::generatedClassComment»
public class ElementInitializers {
	«EXPAND Initializers(this) FOR editorGen.expressionProviders-»
	«EXPAND additions-»
}
«ENDDEFINE»

«DEFINE Initializers(GenDiagram diagram) FOR GenExpressionProviderContainer-»

«EXPAND xpt::Common::generatedClassComment»
public static class Initializers {
	«EXPAND initializer FOREACH diagram.getAllNodes()-»
	«EXPAND initializer FOREACH diagram.links-»

	«EXPAND xpt::Common::generatedMemberComment»
	private Initializers() {}

	«EXPAND xpt::Common::generatedMemberComment»
	public static interface IObjectInitializer {

		«EXPAND xpt::Common::generatedMemberComment»
		public void init(org.eclipse.emf.ecore.EObject instance);
	}

	«EXPAND xpt::Common::generatedMemberComment»
	public static abstract class ObjectInitializer implements IObjectInitializer {

		«EXPAND xpt::Common::generatedMemberComment»
		final org.eclipse.emf.ecore.EClass element;

		«EXPAND xpt::Common::generatedMemberComment»
		private java.util.List featureInitializers = new java.util.ArrayList();

		«EXPAND xpt::Common::generatedMemberComment»
		ObjectInitializer(org.eclipse.emf.ecore.EClass element) {
			this.element = element;
			init();
		}

		«EXPAND xpt::Common::generatedMemberComment»
		protected abstract void init();

		«EXPAND xpt::Common::generatedMemberComment»
		protected final IFeatureInitializer add(IFeatureInitializer initializer) {
			featureInitializers.add(initializer);
			return initializer;
		}

		«EXPAND xpt::Common::generatedMemberComment»
		public void init(org.eclipse.emf.ecore.EObject instance) {
			for (java.util.Iterator it = featureInitializers.iterator(); it.hasNext();) {
				IFeatureInitializer nextExpr = (IFeatureInitializer)it.next();
				try {
					nextExpr.init(instance);
				} catch(RuntimeException e) {
					«editorGen.plugin.getActivatorQualifiedClassName()».getInstance().logError(
							"Feature initialization failed", e); //$NON-NLS-1$						
				}
			}
		}
	}

	«EXPAND xpt::Common::generatedMemberComment»
	interface IFeatureInitializer {

		«EXPAND xpt::Common::generatedMemberComment»
		void init(org.eclipse.emf.ecore.EObject contextInstance);
	}

	«EXPAND xpt::Common::generatedMemberComment»
	static IFeatureInitializer createNewElementFeatureInitializer(org.eclipse.emf.ecore.EStructuralFeature initFeature, ObjectInitializer[] newObjectInitializers) {
		final org.eclipse.emf.ecore.EStructuralFeature feature = initFeature;
		final ObjectInitializer[] initializers = newObjectInitializers;
		return new IFeatureInitializer() {

			public void init(org.eclipse.emf.ecore.EObject contextInstance) {
				for (int i = 0; i < initializers.length; i++) {
					org.eclipse.emf.ecore.EObject newInstance = initializers[i].element.getEPackage().getEFactoryInstance().create(initializers[i].element);
					if (feature.isMany()) {
						((java.util.Collection) contextInstance.eGet(feature)).add(newInstance);
					} else {
						contextInstance.eSet(feature, newInstance);
					}
					initializers[i].init(newInstance);
				}
			}
		};
	}

	«EXPAND xpt::Common::generatedMemberComment»
	static IFeatureInitializer createExpressionFeatureInitializer(org.eclipse.emf.ecore.EStructuralFeature initFeature,
			 «editorGen.expressionProviders.getAbstractExpressionQualifiedClassName()» valueExpression) {
		final org.eclipse.emf.ecore.EStructuralFeature feature = initFeature;
		final «editorGen.expressionProviders.getAbstractExpressionQualifiedClassName()» expression = valueExpression;
		return new IFeatureInitializer() {

			public void init(org.eclipse.emf.ecore.EObject contextInstance) {
				expression.assignTo(feature, contextInstance);
			}
		};
	}

	«EXPAND xpt::Common::generatedMemberComment»
	static class Java {
		«EXPAND javaInitializer FOREACH diagram.getAllNodes()-»
		«EXPAND javaInitializer FOREACH diagram.links-»
	}
}
«ENDDEFINE»

«DEFINE additions FOR gmfgen::GenDiagram»«ENDDEFINE»


«REM»
	Definitions of initializer objects.
«ENDREM»

«DEFINE initializer FOR GenNode-»
	«EXPAND initializer(this) FOR modelFacet-»
«ENDDEFINE»

«DEFINE initializer FOR GenLink-»
	«EXPAND initializer(this) FOR modelFacet-»
«ENDDEFINE»

«DEFINE initializer(GenCommonBase diagramElement) FOR ModelFacet-»
«ENDDEFINE»

«DEFINE initializer(GenCommonBase diagramElement) FOR TypeModelFacet-»
	«EXPAND initializer(diagramElement) FOR modelElementInitializer-»
«ENDDEFINE»

«DEFINE initializer(GenCommonBase diagramElement) FOR GenElementInitializer-»
«ENDDEFINE»

«DEFINE initializer(GenCommonBase diagramElement) FOR GenFeatureSeqInitializer-»

		«EXPAND xpt::Common::generatedMemberComment»
		public static final IObjectInitializer «getInitializerFieldName(diagramElement.getUniqueIdentifier())» =
				new ObjectInitializer(«getElementClassAccessor()») {

		 	protected void init() {
		 	«EXPAND addInitializer(diagramElement) FOREACH initializers-»
			}
			«EXPAND nestedInitializer(diagramElement) FOREACH initializers-»
		};
«ENDDEFINE»

«DEFINE nestedInitializer(GenCommonBase diagramElement) FOR GenFeatureInitializer-»
«ENDDEFINE»

«DEFINE nestedInitializer(GenCommonBase diagramElement) FOR GenReferenceNewElementSpec-»
	«FOREACH newElementInitializers AS seqInitializer-»

		ObjectInitializer «seqInitializer.getInitializerFieldName(diagramElement.getUniqueIdentifier())»() {
			return new ObjectInitializer(«seqInitializer.getElementClassAccessor()») {

		 		protected void init() {
		 			«EXPAND addInitializer(diagramElement) FOREACH seqInitializer.initializers-»
				}
			};
		}
		«EXPAND nestedInitializer(diagramElement) FOREACH seqInitializer.initializers-»
	«ENDFOREACH-»
«ENDDEFINE»

«DEFINE addInitializer(GenCommonBase diagramElement) FOR GenFeatureInitializer-»
«ENDDEFINE»

«DEFINE addInitializer(GenCommonBase diagramElement) FOR GenReferenceNewElementSpec-»
	add(createNewElementFeatureInitializer(«featureSeqInitializer.getFeatureAccessor(this)», new ObjectInitializer[] {
	«FOREACH newElementInitializers AS newElemInit-»
		«newElemInit.getInitializerFieldName(diagramElement.getUniqueIdentifier())»(),
	«ENDFOREACH-»
	}));
«ENDDEFINE»

«DEFINE addInitializer(GenCommonBase diagramElement) FOR GenFeatureValueSpec-»
	add(createExpressionFeatureInitializer(«featureSeqInitializer.getFeatureAccessor(this)»,
	«LET diagramElement.getDiagram().editorGen.expressionProviders AS providers-»
		«EXPAND initializerExpr(this) FOR providers.getProvider(this)-»
	«ENDLET-»
	 ));
«ENDDEFINE»

«DEFINE initializerExpr(GenFeatureValueSpec valueExpr) FOR GenExpressionProviderBase-»
«ENDDEFINE»

«DEFINE initializerExpr(GenFeatureValueSpec valueExpr) FOR GenExpressionInterpreter-»
	«getQualifiedClassName()».«getExpressionAccessor(valueExpr)»(«valueExpr.getBodyString()», //$NON-NLS-1$
		«getQualifiedClassifierAccessor(valueExpr.featureSeqInitializer.elementClass)»())
«ENDDEFINE»

«DEFINE initializerExpr(GenFeatureValueSpec valueExpr) FOR GenJavaExpressionProvider-»
	«LET valueExpr.featureSeqInitializer.elementClass AS exprContext-»
	new «container.getAbstractExpressionQualifiedClassName()»(«getQualifiedClassifierAccessor(exprContext)»()) {

		protected Object doEvaluate(Object context, java.util.Map env) {
			«getQualifiedInstanceClassName(exprContext)» self = («getQualifiedInstanceClassName(exprContext)») context;
			return Java.«getOperationName(valueExpr)»(self);
		}
	}
	«ENDLET-»
«ENDDEFINE»


«REM»
	Definitions of Java initialization methods.
«ENDREM»

«DEFINE javaInitializer FOR GenNode-»
	«EXPAND javaInitializer(this) FOR modelFacet-»
«ENDDEFINE»

«DEFINE javaInitializer FOR GenLink-»
	«EXPAND javaInitializer(this) FOR modelFacet-»
«ENDDEFINE»

«DEFINE javaInitializer(GenCommonBase diagramElement) FOR ModelFacet-»
«ENDDEFINE»

«DEFINE javaInitializer(GenCommonBase diagramElement) FOR TypeModelFacet-»
	«EXPAND javaInitializer(diagramElement) FOR modelElementInitializer-»
«ENDDEFINE»

«DEFINE javaInitializer(GenCommonBase diagramElement) FOR GenElementInitializer-»
«ENDDEFINE»

«DEFINE javaInitializer(GenCommonBase diagramElement) FOR GenFeatureSeqInitializer-»
	«LET diagramElement.getDiagram().editorGen.expressionProviders AS providers-»
		«FOREACH getJavaExpressionFeatureInitializersList(providers) AS valueExpression-»
			«EXPAND javaInitializer(valueExpression, valueExpression.featureSeqInitializer.elementClass, null) FOR providers.getProvider(valueExpression)-»
		«ENDFOREACH-»
	«ENDLET-»
«ENDDEFINE»

«DEFINE javaInitializer(gmfgen::ValueExpression valueExpr, genmodel::GenClassifier context, genmodel::GenClassifier oppositeEndContext) FOR GenExpressionProviderBase-»
«ENDDEFINE»

«DEFINE javaInitializer(gmfgen::ValueExpression valueExpr, genmodel::GenClassifier context, genmodel::GenClassifier oppositeEndContext) FOR GenJavaExpressionProvider-»
	«EXPAND xpt::expressions::javaExpressionOperation::javaExpressionOperation(valueExpr, context, oppositeEndContext)-»
«ENDDEFINE»