/* * This file is part of BlueMap, licensed under the MIT License (MIT). * * Copyright (c) Blue (Lukas Rieger) * Copyright (c) contributors * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ package de.bluecolored.bluemap.core.storage.file; import com.github.benmanes.caffeine.cache.Caffeine; import com.github.benmanes.caffeine.cache.LoadingCache; import de.bluecolored.bluemap.core.storage.compression.Compression; import de.bluecolored.bluemap.core.storage.GridStorage; import de.bluecolored.bluemap.core.storage.MapStorage; import de.bluecolored.bluemap.core.storage.SingleItemStorage; import java.io.IOException; import java.nio.file.FileVisitOption; import java.nio.file.Path; import java.util.stream.Stream; public abstract class PathBasedMapStorage implements MapStorage { public static final Path SETTINGS_PATH = Path.of("settings.json"); public static final Path TEXTURES_PATH = Path.of("textures.json"); public static final Path RENDER_STATE_PATH = Path.of(".rstate"); public static final Path MARKERS_PATH = Path.of("live", "markers.json"); public static final Path PLAYERS_PATH = Path.of("live", "players.json"); private final GridStorage hiresGridStorage; private final LoadingCache lowresGridStorages; public PathBasedMapStorage(Compression compression, String hiresSuffix, String lowresSuffix) { this.hiresGridStorage = new PathBasedGridStorage( this, Path.of("tiles", "0"), hiresSuffix + compression.getFileSuffix(), compression ); this.lowresGridStorages = Caffeine.newBuilder().build(lod -> new PathBasedGridStorage( this, Path.of("tiles", String.valueOf(lod)), lowresSuffix, Compression.NONE )); } @Override public GridStorage hiresTiles() { return hiresGridStorage; } @Override public GridStorage lowresTiles(int lod) { return lowresGridStorages.get(lod); } public Path getAssetPath(String name) { String[] parts = MapStorage.escapeAssetName(name) .split("/"); return Path.of("assets", parts); } @Override public SingleItemStorage asset(String name) { return file(getAssetPath(name), Compression.NONE); } @Override public SingleItemStorage renderState() { return file(RENDER_STATE_PATH, Compression.NONE); } @Override public SingleItemStorage settings() { return file(SETTINGS_PATH, Compression.NONE); } @Override public SingleItemStorage textures() { return file(TEXTURES_PATH, Compression.NONE); } @Override public SingleItemStorage markers() { return file(MARKERS_PATH, Compression.NONE); } @Override public SingleItemStorage players() { return file(PLAYERS_PATH, Compression.NONE); } /** * Returns a {@link SingleItemStorage} for a file with the given path and compression. * The file does not have to actually exist. */ public abstract SingleItemStorage file(Path file, Compression compression); /** * Returns a stream with all file-paths of existing files at or below the given path. * (Including files in potential sub-folders)
* Basically, this method should mimic the functionality of * {@link java.nio.file.Files#walk(Path, FileVisitOption...)} */ public abstract Stream files(Path path) throws IOException; }