test/hotspot/jtreg/vmTestbase/vm/share/options/test/SimpleExampleWithOptionsAnnotation.java

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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 */
package vm.share.options.test;

import vm.share.options.Option;
import vm.share.options.OptionSupport;
import vm.share.options.Options;


/**
 * This is again a simple example which shows the power of @Options annotation.
 * @see vm.share.options.Options
 * @see vm.share.options.Option
 * @see vm.share.options.OptionSupport
 */

public class SimpleExampleWithOptionsAnnotation
{
    @Options
    StressOptions stressOptions = new StressOptions();
    @Option(name = "iterations", default_value = "100", description = "Number of iterations")
    int iterations;

    @Option(description = "quiet or verbose")
    String running_mode;

    public void run()
    {
    // ..do actual testing here..
         System.out.println("iterations = " + iterations);
         System.out.println("RM: " + running_mode);
         System.out.println("StressOptions " + stressOptions.getStressTime());
    }


    public static void main(String[] args)
    {
        SimpleExampleWithOptionsAnnotation test = new SimpleExampleWithOptionsAnnotation();
        OptionSupport.setup(test, args); // instead of manually                       // parsing arguments
        // now test.iterations is set to 10 or 100.
        test.run();
    }
}

class StressOptions
{
    @Option(default_value="60", description="Stress time")
    private long stressTime;

    public long getStressTime()
    {
        return stressTime;
    }

}