/*******************************************************************************
* Copyright (c) 2010, 2011 Tasktop Technologies 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:
* Tasktop Technologies - initial API and implementation
*******************************************************************************/
package org.eclipse.mylyn.internal.commons.repositories.ui;
import java.text.Collator;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerSorter;
import org.eclipse.mylyn.commons.repositories.core.RepositoryCategory;
public class RepositoryCategorySorter extends ViewerSorter {
public RepositoryCategorySorter() {
}
public RepositoryCategorySorter(Collator collator) {
super(collator);
}
@Override
public int compare(Viewer viewer, Object e1, Object e2) {
if (e1 instanceof RepositoryCategory && e2 instanceof RepositoryCategory) {
RepositoryCategory category1 = (RepositoryCategory) e1;
RepositoryCategory category2 = (RepositoryCategory) e2;
int result = category1.getRank() - category2.getRank();
if (result != 0) {
return result;
}
}
// fall back to comparing by label
return super.compare(viewer, e1, e2);
}
}