97 lines
3.0 KiB
Java
97 lines
3.0 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.common.rendermanager;
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import de.bluecolored.bluemap.api.debug.DebugDump;
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import de.bluecolored.bluemap.core.storage.Storage;
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import java.util.Objects;
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public class StorageDeleteTask implements RenderTask {
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private final Storage storage;
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private final String mapId;
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private volatile double progress;
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private volatile boolean hasMoreWork;
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private volatile boolean cancelled;
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public StorageDeleteTask(Storage storage, String mapId) {
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this.storage = Objects.requireNonNull(storage);
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this.mapId = Objects.requireNonNull(mapId);
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this.progress = 0d;
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this.hasMoreWork = true;
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this.cancelled = false;
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}
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@Override
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public void doWork() throws Exception {
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synchronized (this) {
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if (!this.hasMoreWork) return;
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this.hasMoreWork = false;
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}
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if (this.cancelled) return;
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// purge the map
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storage.purgeMap(mapId, progressInfo -> {
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this.progress = progressInfo.getProgress();
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return !this.cancelled;
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});
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}
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@Override
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public boolean hasMoreWork() {
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return this.hasMoreWork && !this.cancelled;
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}
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@Override
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@DebugDump
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public double estimateProgress() {
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return this.progress;
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}
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@Override
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public void cancel() {
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this.cancelled = true;
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}
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@Override
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public boolean contains(RenderTask task) {
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if (task == this) return true;
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if (task instanceof StorageDeleteTask) {
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StorageDeleteTask sTask = (StorageDeleteTask) task;
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return storage.equals(sTask.storage) && mapId.equals(sTask.mapId);
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}
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return false;
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}
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@Override
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public String getDescription() {
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return "Delete map " + mapId;
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}
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}
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