/*
 * Copyright 2017 the original author or authors.
 *
 * 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.gradle.cache.internal;

public interface CacheCleanupAction {
    /**
     * Determines if this action should run. Called when the cache is closed, holding an exclusive lock.
     */
    boolean requiresCleanup();

    /**
     * Executes the action to cleanup the cache. Called only if {@link #requiresCleanup()} returns true, holding an exclusive lock.
     * The lock is not released between calling {@link #requiresCleanup()} and this method.
     */
    void cleanup();
}
