/*
* JBoss, Home of Professional Open Source.
* Copyright 2010, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.threads;
import java.io.Serializable;
import java.util.concurrent.TimeUnit;
import org.wildfly.common.Assert;
/**
* A specification of a simple duration.
*
* @author <a href="mailto:david.lloyd@redhat.com">David M. Lloyd</a>
*/
public final class TimeSpec implements Serializable {
private static final long serialVersionUID = 5145007669106852119L;
public static final TimeSpec DEFAULT_KEEPALIVE = new TimeSpec(TimeUnit.SECONDS, 30L);
private final TimeUnit unit;
private final long duration;
/**
* Construct a new instance.
*
* @param unit the unit of time
* @param duration the quantity of units
*/
public TimeSpec(final TimeUnit unit, final long duration) {
Assert.checkNotNullParam("unit", unit);
this.unit = unit;
this.duration = duration;
}
/**
* Get the time unit.
*
* @return the time unit
*/
public TimeUnit getUnit() {
return unit;
}
/**
* Get the duration.
*
* @return the duration
*/
public long getDuration() {
return duration;
}
public long elementHash() {
return Long.rotateLeft(duration, 3) ^ unit.hashCode() & 0xFFFFFFFFL;
}
public boolean equals(Object obj) {
return obj instanceof TimeSpec && equals((TimeSpec) obj);
}
public boolean equals(TimeSpec obj) {
return obj != null && unit == obj.unit && duration == obj.duration;
}
public int hashCode() {
return (int) elementHash();
}
}