alluxio-master-2.x/core/client/fs/src/main/java/alluxio/client/file/cache/allocator/Allocator.java
/*
 * The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
 * (the "License"). You may not use this work except in compliance with the License, which is
 * available at www.apache.org/licenses/LICENSE-2.0
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied, as more fully set forth in the License.
 *
 * See the NOTICE file distributed with this work for information regarding copyright ownership.
 */

package alluxio.client.file.cache.allocator;

import alluxio.client.file.cache.store.PageStoreDir;

/**
 * Local cache allocator.
 */
public interface Allocator {

  /**
   * @param fileId
   * @param fileLength
   * @return the storage directory
   */
  PageStoreDir allocate(String fileId, long fileLength);
}
