103 lines
3.9 KiB
Java
103 lines
3.9 KiB
Java
/*
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* This file is part of BlueMap, licensed under the MIT License (MIT).
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*
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* Copyright (c) Blue (Lukas Rieger) <https://bluecolored.de>
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* Copyright (c) contributors
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package de.bluecolored.bluemap.core.world.mca.region;
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import de.bluecolored.bluemap.core.world.Region;
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import de.bluecolored.bluemap.core.world.mca.MCAWorld;
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import org.jetbrains.annotations.NotNull;
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import org.jetbrains.annotations.Nullable;
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import java.nio.file.Files;
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import java.nio.file.Path;
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public enum RegionType {
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MCA (MCARegion::new, MCARegion.FILE_SUFFIX, MCARegion::getRegionFileName),
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LINEAR (LinearRegion::new, LinearRegion.FILE_SUFFIX, LinearRegion::getRegionFileName);
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// we do this to improve performance, as calling values() creates a new array each time
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private final static RegionType[] VALUES = values();
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private final static RegionType DEFAULT = MCA;
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private final String fileSuffix;
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private final RegionFactory regionFactory;
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private final RegionFileNameFunction regionFileNameFunction;
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RegionType(RegionFactory regionFactory, String fileSuffix, RegionFileNameFunction regionFileNameFunction) {
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this.fileSuffix = fileSuffix;
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this.regionFactory = regionFactory;
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this.regionFileNameFunction = regionFileNameFunction;
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}
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public String getFileSuffix() {
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return fileSuffix;
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}
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public Region createRegion(MCAWorld world, Path regionFile) {
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return this.regionFactory.create(world, regionFile);
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}
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public String getRegionFileName(int regionX, int regionZ) {
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return regionFileNameFunction.getRegionFileName(regionX, regionZ);
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}
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public Path getRegionFile(Path regionFolder, int regionX, int regionZ) {
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return regionFolder.resolve(getRegionFileName(regionX, regionZ));
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}
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@Nullable
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public static RegionType forFileName(String fileName) {
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//noinspection ForLoopReplaceableByForEach
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for (int i = 0; i < VALUES.length; i++) {
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RegionType regionType = VALUES[i];
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if (fileName.endsWith(regionType.fileSuffix))
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return regionType;
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}
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return null;
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}
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@NotNull
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public static Region loadRegion(MCAWorld world, Path regionFolder, int regionX, int regionZ) {
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//noinspection ForLoopReplaceableByForEach
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for (int i = 0; i < VALUES.length; i++) {
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RegionType regionType = VALUES[i];
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Path regionFile = regionType.getRegionFile(regionFolder, regionX, regionZ);
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if (Files.exists(regionFile)) return regionType.createRegion(world, regionFile);
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}
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return DEFAULT.createRegion(world, DEFAULT.getRegionFile(regionFolder, regionX, regionZ));
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}
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@FunctionalInterface
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interface RegionFactory {
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Region create(MCAWorld world, Path regionFile);
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}
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@FunctionalInterface
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interface RegionFileNameFunction {
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String getRegionFileName(int regionX, int regionZ);
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}
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}
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