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/*******************************************************************************
* Copyright (c) 2004 - 2005 University Of British Columbia 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:
* University Of British Columbia - initial API and implementation
*******************************************************************************/
package org.eclipse.mylar.tasklist.report.ui;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerSorter;
import org.eclipse.mylar.tasklist.ITask;
/**
* @author Ken Sueda
*/
public class PlanningGameSorter extends ViewerSorter {
/**
* Constructor argument values that indicate to sort items by
* different columns.
*/
public final static int DESCRIPTION = 1;
public final static int PRIORITY = 2;
public final static int CREATION_DATE = 3;
public final static int COMPLETED_DATE = 4;
public final static int DURATION = 5;
// Criteria that the instance uses
private int criteria;
/**
* Creates a resource sorter that will use the given sort criteria.
*
* @param criteria the sort criterion to use: one of <code>NAME</code> or
* <code>TYPE</code>
*/
public PlanningGameSorter(int criteria) {
super();
this.criteria = criteria;
}
@Override
public int compare(Viewer viewer, Object obj1, Object obj2) {
ITask t1 = (ITask) obj1;
ITask t2 = (ITask) obj2;
switch (criteria) {
case DESCRIPTION:
return compareDescription(t1, t2);
case PRIORITY:
return comparePriority(t1, t2);
case CREATION_DATE:
return compareCreationDate(t1, t2);
case COMPLETED_DATE:
return compareCompletedDate(t1, t2);
case DURATION:
return compareDuration(t1, t2);
default:
return 0;
}
}
private int compareDescription(ITask task1, ITask task2) {
return task1.getDescription(false).compareTo(task2.getDescription(false));
}
private int comparePriority(ITask task1, ITask task2) {
return task1.getPriority().compareTo(task2.getPriority());
}
private int compareCompletedDate(ITask task1, ITask task2) {
return task2.getEndDate().compareTo(task1.getEndDate());
}
private int compareCreationDate(ITask task1, ITask task2) {
if(task1.getCreationDate() == null)
return 1;
else if(task2.getCreationDate() == null)
return -1;
else
return task2.getCreationDate().compareTo(task1.getCreationDate());
}
private int compareDuration(ITask task1, ITask task2) {
return task1.getElapsedTimeLong() < task2.getElapsedTimeLong() ? 1 : -1;
}
}
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