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/*****************************************************************************
* Copyright (c) 2013 CEA
*
*
* 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:
* Soyatec - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.uml.diagram.sequence.util;
import org.eclipse.gef.EditPart;
import org.eclipse.papyrus.infra.constraints.SimpleConstraint;
import org.eclipse.papyrus.infra.constraints.constraints.Constraint;
import org.eclipse.papyrus.infra.tools.util.ClassLoaderHelper;
import org.eclipse.papyrus.uml.diagram.sequence.edit.parts.CommentAnnotatedElementEditPart;
public class DurationLinkConstraint extends org.eclipse.papyrus.infra.constraints.constraints.AbstractConstraint {
private String sourcePart;
@Override
protected void setDescriptor(SimpleConstraint descriptor) {
sourcePart = getValue("sourcePart"); //$NON-NLS-1$
}
@Override
public boolean match(Object selection) {
if (selection instanceof CommentAnnotatedElementEditPart) {
CommentAnnotatedElementEditPart sel = (CommentAnnotatedElementEditPart) selection;
EditPart source = sel.getSource();
if (source != null && sourcePart != null) {
Class<?> clazz = ClassLoaderHelper.loadClass(sourcePart);
return clazz.isInstance(source);
}
}
return false;
}
@Override
protected boolean equivalent(Constraint constraint) {
if (constraint == null) {
return false;
}
if (!(constraint instanceof DurationLinkConstraint)) {
return false;
}
DurationLinkConstraint other = (DurationLinkConstraint) constraint;
if (sourcePart == null) {
if (other.sourcePart != null) {
return false;
}
} else if (!sourcePart.equals(other.sourcePart)) {
return false;
}
return true;
}
}
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