/*******************************************************************************
* Copyright (c) 2005, 2015 IBM Corporation and others.
* 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:
* IBM Corporation - initial API and implementation
* Andrew Gvozdev - Bug 364039 - Add "Delete All Markers"
*******************************************************************************/
package org.eclipse.ui.internal.views.markers;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
import org.eclipse.core.expressions.PropertyTester;
import org.eclipse.core.resources.IMarker;
/**
* EditablePropertyTester is a property tester for the editable property of the
* selected marker.
*
* @since 3.4
*
*/
public class EditablePropertyTester extends PropertyTester {
private static final Object EDITABLE = "editable"; //$NON-NLS-1$
/**
* Create a new instance of the receiver.
*/
public EditablePropertyTester() {
super();
}
@Override
public boolean test(Object receiver, String property, Object[] args,
Object expectedValue) {
if (property.equals(EDITABLE)) {
MarkerSupportItem item = (MarkerSupportItem) receiver;
Set<IMarker> markers = new HashSet<>();
if (item.isConcrete()) {
markers.add(((MarkerEntry) receiver).getMarker());
} else {
for (MarkerSupportItem child : item.getChildren()) {
if (child.isConcrete()) {
markers.add(((MarkerEntry) child).getMarker());
}
}
}
if (!markers.isEmpty()) {
Iterator<IMarker> elements = markers.iterator();
while (elements.hasNext()) {
IMarker marker = elements.next();
if (!marker.getAttribute(IMarker.USER_EDITABLE, true)) {
return false;
}
}
return true;
}
}
return false;
}
}