content: /*
   * Copyright 2013 Hannes Janetzek
   *
   * This file is part of the OpenScienceMap project (http://www.opensciencemap.org).
   *
   * This program is free software: you can redistribute it and/or modify it under the
   * terms of the GNU Lesser General Public License as published by the Free Software
   * Foundation, either version 3 of the License, or (at your option) any later version.
   *
   * This program is distributed in the hope that it will be useful, but WITHOUT ANY
   * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
   * PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public License along with
   * this program. If not, see <http://www.gnu.org/licenses/>.
   */
  package org.oscim.tiling;
  
  import org.oscim.core.Tile;
  
  import java.io.InputStream;
  import java.io.OutputStream;
  
  /*
   * Thie interface CacheManager defines the operation for the cache.
   */
  public interface ITileCache {
  
      /**
       * @param tile The accessed tile.
       * @return The CacheFile which contains the Fileoutputstream for the cache.
       */
      TileWriter writeTile(Tile tile);
  
      /**
       * @param tile The accessed tile.
       * @return The stored file for this tile or null if tile is not stored.
       */
      TileReader getTile(Tile tile);
  
      /**
       * @param size The size for the cache directionary.
       */
      void setCacheSize(long size);
  
      public interface TileReader {
          Tile getTile();
  
          InputStream getInputStream();
      }
  
      public interface TileWriter {
          Tile getTile();
  
          OutputStream getOutputStream();
  
          void complete(boolean success);
      }
  }
  