/*
* JBoss, Home of Professional Open Source
* Copyright 2009 Red Hat Inc. and/or its affiliates and other
* contributors as indicated by the @author tags. All rights reserved.
* See the copyright.txt 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.infinispan.container.entries;
/**
* Provide utility methods for dealing with expiration of cache entries.
*
* @author Manik Surtani
* @author Sanne Grinovero
* @since 4.0
*/
class ExpiryHelper {
static boolean isExpiredMortal(long lifespan, long created, long now) {
return lifespan > -1 && created > -1 && now > created + lifespan;
}
static boolean isExpiredTransient(long maxIdle, long lastUsed, long now) {
return maxIdle > -1 && lastUsed > -1 && now > maxIdle + lastUsed;
}
static boolean isExpiredTransientMortal(long maxIdle, long lastUsed, long lifespan, long created, long now) {
return isExpiredTransient(maxIdle, lastUsed, now) || isExpiredMortal(lifespan, created, now);
}
/**
* Make sure this is not invoked in a loop, if so use {@link #isExpiredMortal(long, long, long)} instead
* and reuse the result of {@link System#currentTimeMillis()} multiple times
*/
@Deprecated
static boolean isExpiredMortal(long lifespan, long created) {
return lifespan > -1 && created > -1 && System.currentTimeMillis() > created + lifespan;
}
/**
* Make sure this is not invoked in a loop, if so use {@link #isExpiredTransient(long, long, long)} instead
* and reuse the result of {@link System#currentTimeMillis()} multiple times
*/
@Deprecated
static boolean isExpiredTransient(long maxIdle, long lastUsed) {
return maxIdle > -1 && lastUsed > -1 && System.currentTimeMillis() > maxIdle + lastUsed;
}
/**
* Make sure this is not invoked in a loop, if so use {@link #isExpiredTransientMortal(long, long, long, long, long)} instead
* and reuse the result of {@link System#currentTimeMillis()} multiple times
*/
@Deprecated
static boolean isExpiredTransientMortal(long maxIdle, long lastUsed, long lifespan, long created) {
return isExpiredTransient(maxIdle, lastUsed) || isExpiredMortal(lifespan, created);
}
}