cn.nukkit.level.format.anvil.SingleLayerStorage Maven / Gradle / Ivy
/*
* https://PowerNukkit.org - The Nukkit you know but Powerful!
* Copyright (C) 2020 José Roberto de Araújo Júnior
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*/
package cn.nukkit.level.format.anvil;
import cn.nukkit.api.PowerNukkitOnly;
import cn.nukkit.api.PowerNukkitXOnly;
import cn.nukkit.api.Since;
import cn.nukkit.level.Level;
import cn.nukkit.level.format.anvil.util.BlockStorage;
import cn.nukkit.level.format.anvil.util.ImmutableBlockStorage;
import cn.nukkit.utils.BinaryStream;
import lombok.SneakyThrows;
import javax.annotation.Nullable;
import java.util.function.Consumer;
import java.util.function.IntSupplier;
/**
* @author joserobjr
* @since 2020-10-02
*/
@PowerNukkitOnly
@Since("1.4.0.0-PN")
public final class SingleLayerStorage extends LayerStorage {
private BlockStorage storage;
@PowerNukkitOnly
@Since("1.4.0.0-PN")
public SingleLayerStorage() {
storage = ImmutableBlockStorage.EMPTY;
}
@PowerNukkitOnly
@Since("1.4.0.0-PN")
public SingleLayerStorage(BlockStorage storage) {
this.storage = storage;
}
@Since("1.4.0.0-PN")
@PowerNukkitOnly
@Override
public boolean hasBlocks() {
return storage.hasBlockIds();
}
@SneakyThrows(CloneNotSupportedException.class)
@Override
public SingleLayerStorage clone() {
SingleLayerStorage clone = (SingleLayerStorage) super.clone();
clone.storage = clone.storage.copy();
return clone;
}
@Since("1.4.0.0-PN")
@PowerNukkitOnly
@Override
public BlockStorage getStorageOrEmpty(int layer) {
switch (layer) {
case 0:
return storage;
case 1:
return ImmutableBlockStorage.EMPTY;
default:
throw new IndexOutOfBoundsException("Invalid layer: " + layer);
}
}
@Since("1.4.0.0-PN")
@PowerNukkitOnly
@Override
public BlockStorage getOrSetStorage(Consumer setLayerStorage, IntSupplier contentVersion, int layer) {
switch (layer) {
case 0:
break;
case 1:
BlockStorage blockStorage = createBlockStorage(contentVersion.getAsInt());
MultiLayerStorage multiLayerStorage = new MultiLayerStorage(storage, blockStorage);
setLayerStorage.accept(multiLayerStorage);
return blockStorage;
default:
throw new IndexOutOfBoundsException("Invalid layer: " + layer);
}
BlockStorage blockStorage = this.storage;
if (blockStorage != ImmutableBlockStorage.EMPTY) {
return blockStorage;
}
blockStorage = createBlockStorage(contentVersion.getAsInt());
storage = blockStorage;
return blockStorage;
}
@PowerNukkitOnly
@Since("1.4.0.0-PN")
@Nullable
@Override
public BlockStorage getStorageOrNull(int layer) {
if (layer != 0) {
return null;
}
BlockStorage blockStorage = this.storage;
return blockStorage != ImmutableBlockStorage.EMPTY ? blockStorage : null;
}
@Since("1.4.0.0-PN")
@PowerNukkitOnly
@Override
public void delayPaletteUpdates() {
storage.delayPaletteUpdates();
}
@Since("1.4.0.0-PN")
@PowerNukkitOnly
@Override
public void writeTo(BinaryStream stream) {
stream.putByte((byte) ChunkSection.STREAM_STORAGE_VERSION);
BlockStorage blockStorage = this.storage;
if (blockStorage == ImmutableBlockStorage.EMPTY) {
stream.putByte((byte) 0);
return;
}
stream.putByte((byte) 1);
blockStorage.writeTo(stream);
}
@PowerNukkitXOnly
@Since("1.19.21-r1")
@Override
public void writeObfuscatedTo(BinaryStream stream, Level level) {
stream.putByte((byte) ChunkSection.STREAM_STORAGE_VERSION);
BlockStorage blockStorage = this.storage;
if (blockStorage == ImmutableBlockStorage.EMPTY) {
stream.putByte((byte) 0);
return;
}
stream.putByte((byte) 1);
blockStorage.writeObfuscatedTo(stream, level);
}
@PowerNukkitXOnly
@Since("1.19.21-r1")
@Override
public void setNeedReObfuscate() {
storage.setNeedReObfuscate();
}
@Since("1.4.0.0-PN")
@PowerNukkitOnly
@Override
public int size() {
return storage == ImmutableBlockStorage.EMPTY ? 0 : 1;
}
@Since("1.4.0.0-PN")
@PowerNukkitOnly
@Override
public void compress(Consumer setLayerStorage) {
BlockStorage blockStorage = this.storage;
if (blockStorage == ImmutableBlockStorage.EMPTY) {
setLayerStorage.accept(EMPTY);
return;
}
blockStorage.recheckBlocks();
if (!blockStorage.hasBlockIds()) {
setLayerStorage.accept(EMPTY);
}
}
}
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