ManagedResource.java

/*
 *  Copyright 2014-2017 Real Logic Ltd.
 *
 * Licensed 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.agrona;

/**
 * Implementations of this interface can a resource that need to have external state tracked for deletion.
 */
public interface ManagedResource
{
    /**
     * Set the time of the last state change.
     *
     * @param time of the last state change.
     */
    void timeOfLastStateChange(long time);

    /**
     * Get the time of the last state change.
     *
     * @return the time of the last state change.
     */
    long timeOfLastStateChange();

    /**
     * Delete any resources held. This method should be idempotent.
     */
    void delete();
}