Android Open Source - AUIL-for-volley File Count Limited Disc Cache

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The source code is released under:

Apache License

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Java Source Code

/*******************************************************************************
 * Copyright 2011-2013 Sergey Tarasevich
 */*from  w w  w .  ja  v  a  2 s .c om*/
 * 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 com.nostra13.universalimageloader.cache.disc.impl;

import com.nostra13.universalimageloader.cache.disc.LimitedDiscCache;
import com.nostra13.universalimageloader.cache.disc.naming.FileNameGenerator;
import com.nostra13.universalimageloader.core.DefaultConfigurationFactory;

import java.io.File;

/**
 * Disc cache limited by file count. If file count in cache directory exceeds specified limit then file with the most
 * oldest last usage date will be deleted.
 *
 * @author Sergey Tarasevich (nostra13[at]gmail[dot]com)
 * @see LimitedDiscCache
 * @since 1.0.0
 */
public class FileCountLimitedDiscCache extends LimitedDiscCache {
  /**
   * @param cacheDir     Directory for file caching. <b>Important:</b> Specify separate folder for cached files. It's
   *                     needed for right cache limit work.
   * @param maxFileCount Maximum file count for cache. If file count in cache directory exceeds this limit then file
   *                     with the most oldest last usage date will be deleted.
   */
  public FileCountLimitedDiscCache(File cacheDir, int maxFileCount) {
    this(cacheDir, DefaultConfigurationFactory.createFileNameGenerator(), maxFileCount);
  }

  /**
   * @param cacheDir          Directory for file caching. <b>Important:</b> Specify separate folder for cached files. It's
   *                          needed for right cache limit work.
   * @param fileNameGenerator Name generator for cached files
   * @param maxFileCount      Maximum file count for cache. If file count in cache directory exceeds this limit then file
   *                          with the most oldest last usage date will be deleted.
   */
  public FileCountLimitedDiscCache(File cacheDir, FileNameGenerator fileNameGenerator, int maxFileCount) {
    super(cacheDir, fileNameGenerator, maxFileCount);
  }

  @Override
  protected int getSize(File file) {
    return 1;
  }
}

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