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/*****************************************************************************
* Copyright (c) 2009 CEA LIST.
*
* 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:
* Remi Schnekenburger (CEA LIST) remi.schnekenburger@cea.fr - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.uml.diagram.activity.parser.custom;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.emf.transaction.util.TransactionUtil;
import org.eclipse.gmf.runtime.common.core.command.ICommand;
import org.eclipse.gmf.runtime.common.core.command.UnexecutableCommand;
import org.eclipse.gmf.runtime.common.ui.services.parser.IParser;
import org.eclipse.gmf.runtime.common.ui.services.parser.IParserEditStatus;
import org.eclipse.gmf.runtime.common.ui.services.parser.ParserEditStatus;
import org.eclipse.gmf.runtime.emf.commands.core.command.CompositeTransactionalCommand;
import org.eclipse.gmf.runtime.emf.type.core.commands.SetValueCommand;
import org.eclipse.gmf.runtime.emf.type.core.requests.SetRequest;
import org.eclipse.jface.text.contentassist.IContentAssistProcessor;
import org.eclipse.uml2.uml.Constraint;
import org.eclipse.uml2.uml.UMLPackage;
/**
* Specific Parser for the comment, in case they have a html format.
*/
public class PostConditionConstraintLabelParser implements IParser {
private static final String CHEVRON = String.valueOf("\u00AB") + "PostCondition" + String.valueOf("\u00BB");
/**
* {@inheritDoc}
*/
public boolean areSemanticElementsAffected(EObject listener, Object notification) {
return false;
}
/**
* {@inheritDoc}
*/
public List getSemanticElementsBeingParsed(EObject element) {
List list = new ArrayList();
list.add(element);
return list;
}
/**
* {@inheritDoc}
*/
public IContentAssistProcessor getCompletionProcessor(IAdaptable element) {
return null;
}
/**
* {@inheritDoc}
*/
public String getEditString(IAdaptable element, int flags) {
Constraint constraint = doAdapt(element);
if(constraint == null) {
return "<NULL CONSTRAINT>"; //$NON-NLS-1$
}
return constraint.getName();
}
/**
* {@inheritDoc}
*/
public ICommand getParseCommand(IAdaptable element, String newString, int flags) {
Constraint constraint = doAdapt(element);
if(constraint == null) {
return UnexecutableCommand.INSTANCE;
}
TransactionalEditingDomain editingDomain = TransactionUtil.getEditingDomain(constraint);
if(editingDomain == null) {
return UnexecutableCommand.INSTANCE;
}
CompositeTransactionalCommand command = new CompositeTransactionalCommand(editingDomain, "Set Name"); //$NON-NLS-1$
SetRequest request = new SetRequest(constraint, UMLPackage.eINSTANCE.getNamedElement_Name(), newString);
command.compose(new SetValueCommand(request));
return command;
}
/**
* {@inheritDoc}
*/
public String getPrintString(IAdaptable element, int flags) {
Constraint constraint = doAdapt(element);
if(constraint == null) {
return "<NULL CONSTRAINT>"; //$NON-NLS-1$
}
return CHEVRON + constraint.getName();
}
/**
* {@inheritDoc}
*/
public boolean isAffectingEvent(Object event, int flags) {
if(event instanceof org.eclipse.emf.common.notify.Notification) {
Object source = ((org.eclipse.emf.common.notify.Notification)event).getFeature();
if(UMLPackage.eINSTANCE.getNamedElement_Name().equals(source)) {
return true;
}
}
return false;
}
/**
* {@inheritDoc}
*/
public IParserEditStatus isValidEditString(IAdaptable element, String editString) {
return ParserEditStatus.EDITABLE_STATUS;
}
/**
* Get the property associated with the given IAdaptable and the
* memberEndIndex .
*
* @param element
* the given IAdaptable
* @return the property associated or null if it can't be found.
*/
protected Constraint doAdapt(IAdaptable element) {
Object obj = element.getAdapter(EObject.class);
if(obj instanceof Constraint) {
return (Constraint)obj;
}
return null;
}
}
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