benchmark/src/example/PerformanceResult.java

/*******************************************************************************
 * Copyright (c) 1998, 2012 Oracle and/or its affiliates. All rights reserved.
 * This program and the accompanying materials are made available under the 
 * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 
 * which accompanies this distribution. 
 * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
 * and the Eclipse Distribution License is available at 
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * Contributors:
 *      Oracle - initial impl
 ******************************************************************************/
package example;

import java.io.StringWriter;

/**
 * Generic performance result.
 */
public class PerformanceResult {
    String testName;
    int runRepeats;
    int threads;
    long runTime;
    double average;
    long min;
    long max;
    double standardDeviation;
    long averageOperationTime;
    long maxOperationTime;
    long minOperationTime;
    
    public String toString() {
        StringWriter writer = new StringWriter();
        writer.write(this.testName + " Results");
        writer.write("\nThreads:" + this.threads);
        writer.write("\nRun repeats:" + this.runRepeats);
        writer.write("\nRun time:" + (this.runTime / 1000000) + "ms");
        writer.write("\nAverage result:" + this.average);
        writer.write("\nMax result:" + this.max);
        writer.write("\nMin result:" + this.min);
        writer.write("\n% standard deviation:" + this.standardDeviation);
        writer.write("\nMin operation time:" + this.minOperationTime + "ns");
        writer.write("\nMax operation time:" + this.maxOperationTime + "ns");
        writer.write("\nAverage operation time:" + this.averageOperationTime + "ns");
        return writer.toString();
    }
}