/*
* This file is part of the Jikes RVM project (http://jikesrvm.org).
*
* This file is licensed to You under the Eclipse Public License (EPL);
* You may not use this file except in compliance with the License. You
* may obtain a copy of the License at
*
* http://www.opensource.org/licenses/eclipse-1.0.php
*
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership.
*/
package org.mmtk.harness.options;
import org.mmtk.harness.Harness;
/**
* Number of collector threads.
*/
public final class Trace extends EnumSetOption {
/**
* Create the option.
*/
public Trace() {
super(Harness.options, "Trace",
"Harness debugging trace options",
org.mmtk.harness.lang.Trace.itemNames(),
System.getProperty("mmtk.harness.trace", ""));
}
/**
* Apply the effects of this option
*/
public void apply() {
for (int value : getValue()) {
switch(value) {
case 0:
break;
default: {
org.mmtk.harness.lang.Trace.enable(options[value]);
break;
}
}
}
}
/**
* Only accept non-negative values.
*/
protected void validate() {
}
}