/*
 * Copyright 2009-2010 by The Regents of the University of California
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * you may obtain a copy of the License from
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package edu.uci.ics.hyracks.control.cc.scheduler;

import edu.uci.ics.hyracks.control.cc.job.TaskCluster;

public class RankedRunnableTaskCluster implements Comparable<RankedRunnableTaskCluster> {
    private final int rank;

    private final TaskCluster taskCluster;

    public RankedRunnableTaskCluster(int rank, TaskCluster taskCluster) {
        this.rank = rank;
        this.taskCluster = taskCluster;
    }

    public int getRank() {
        return rank;
    }

    public TaskCluster getTaskCluster() {
        return taskCluster;
    }

    @Override
    public String toString() {
        return "[" + rank + ":" + taskCluster + "]";
    }

    @Override
    public int compareTo(RankedRunnableTaskCluster o) {
        int cmp = rank - o.rank;
        return cmp < 0 ? -1 : (cmp > 0 ? 1 : 0);
    }
}