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/*******************************************************************************
* <copyright>
*
* Copyright (c) 2005, 2010 SAP AG.
* 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:
* Stefan Dimov - initial API, implementation and documentation
*
* </copyright>
*
*******************************************************************************/
package org.eclipse.jpt.jpadiagrameditor.ui.internal.feature;
import java.text.MessageFormat;
import java.util.List;
import org.eclipse.graphiti.features.IFeatureProvider;
import org.eclipse.graphiti.features.context.ICustomContext;
import org.eclipse.graphiti.features.custom.AbstractCustomFeature;
import org.eclipse.graphiti.mm.pictograms.PictogramElement;
import org.eclipse.graphiti.mm.pictograms.Shape;
import org.eclipse.jdt.core.ICompilationUnit;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jpt.jpa.core.context.PersistentType;
import org.eclipse.jpt.jpa.core.context.java.JavaPersistentAttribute;
import org.eclipse.jpt.jpa.core.context.java.JavaPersistentType;
import org.eclipse.jpt.jpa.core.resource.java.JavaResourcePersistentAttribute;
import org.eclipse.jpt.jpadiagrameditor.ui.internal.dialog.SelectTypeDialog;
import org.eclipse.jpt.jpadiagrameditor.ui.internal.i18n.JPAEditorMessages;
import org.eclipse.jpt.jpadiagrameditor.ui.internal.provider.IJPAEditorFeatureProvider;
import org.eclipse.jpt.jpadiagrameditor.ui.internal.util.JPAEditorUtil;
import org.eclipse.jpt.jpadiagrameditor.ui.internal.util.JpaArtifactFactory;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IWorkbenchSite;
public class RefactorAttributeTypeFeature extends AbstractCustomFeature {
//private static final TracerI tracer = TracingManager.getTracer(RefactorAttributeTypeFeature.class);
public RefactorAttributeTypeFeature(IFeatureProvider fp) {
super(fp);
}
public boolean canExecute(ICustomContext context) {
return true;
}
public void execute(ICustomContext context) {
PictogramElement pe = context.getPictogramElements()[0];
Object bo = getFeatureProvider().getBusinessObjectForPictogramElement(pe);
if ((bo == null) || (!(bo instanceof JavaPersistentAttribute)))
return;
JavaPersistentAttribute jpa = (JavaPersistentAttribute)bo;
String typeName = JPAEditorUtil.getAttributeTypeNameWithGenerics(jpa);
String msg = MessageFormat.format(JPAEditorMessages.SelectTypeDialog_chooseAttributeTypeDialogText,
jpa.getName(), JPAEditorUtil.cutFromLastDot(((PersistentType)jpa.getParent()).getName()));
SelectTypeDialog d = new SelectTypeDialog(msg, typeName);
if (d.open() != IDialogConstants.OK_ID)
return;
String newTypeName = d.getTypeName();
String[] attributeTypeTypeNames = JPAEditorUtil.getGenericsElementTypes(newTypeName);
if (attributeTypeTypeNames != null)
newTypeName = newTypeName.substring(0, newTypeName.indexOf('<')).trim();
getFeatureProvider().addAddIgnore((JavaPersistentType)jpa.getParent(), jpa.getName());
JavaResourcePersistentAttribute jrpa = jpa.getResourcePersistentAttribute();
getFeatureProvider().addRemoveIgnore((JavaPersistentType)jpa.getParent(), jrpa.getName());
boolean isMethodAnnotated = jpa.isProperty();
List<String> annotations = JpaArtifactFactory.instance().getAnnotationStrings(jpa);
JpaArtifactFactory.instance().deleteAttribute((JavaPersistentType)jpa.getParent(), jpa.getName(),
getFeatureProvider());
JavaPersistentAttribute newAt = JpaArtifactFactory.instance().createANewAttribute((JavaPersistentType)jpa.getParent(),
jpa.getName(), newTypeName, attributeTypeTypeNames, jpa.getName(), annotations,
false, isMethodAnnotated, getFeatureProvider());
getFeatureProvider().replaceAttribute(jpa, newAt);
IWorkbenchSite ws = ((IEditorPart)getDiagramEditor()).getSite();
ICompilationUnit cu = getFeatureProvider().getCompilationUnit((JavaPersistentType)newAt.getParent());
getFeatureProvider().getJPAEditorUtil().formatCode(cu, ws);
JpaArtifactFactory.instance().remakeRelations(getFeatureProvider(),
((Shape)pe).getContainer(), (JavaPersistentType)newAt.getParent());
}
public IJPAEditorFeatureProvider getFeatureProvider() {
return (IJPAEditorFeatureProvider) super.getFeatureProvider();
}
}
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