TimeoutExpirationEvaluator.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.myfaces.extensions.cdi.javaee.jsf.impl.scope.conversation;

import java.util.Date;
import java.io.Serializable;

/**
 * @author Gerhard Petracek
 */
public class TimeoutExpirationEvaluator implements Serializable
{
    private static final long serialVersionUID = -1132091879142732148L;

    private final long timeoutInMs;

    protected Date lastAccess;

    protected TimeoutExpirationEvaluator(int timeoutInMinutes)
    {
        this.timeoutInMs = timeoutInMinutes * 60000;
    }

    public boolean isExpired()
    {
        return this.lastAccess == null ||
                (this.lastAccess.getTime() + this.timeoutInMs) < System.currentTimeMillis();
    }

    public void touch()
    {
        this.lastAccess = new Date();
    }

    Date getLastAccess()
    {
        return lastAccess;
    }
}