forked from GeyserMC/Geyser
161 lines
6.3 KiB
Java
161 lines
6.3 KiB
Java
/*
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* Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
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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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* @author GeyserMC
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* @link https://github.com/GeyserMC/Geyser
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*/
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package org.geysermc.connector.network.translators.world;
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import com.github.steveice10.mc.protocol.data.game.chunk.Chunk;
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import com.github.steveice10.mc.protocol.data.game.entity.metadata.Position;
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import com.github.steveice10.mc.protocol.data.game.entity.player.GameMode;
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import com.github.steveice10.mc.protocol.data.game.setting.Difficulty;
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import com.nukkitx.math.vector.Vector3i;
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import org.geysermc.connector.network.session.GeyserSession;
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import org.geysermc.connector.utils.GameRule;
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/**
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* Class that manages or retrieves various information
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* from the world. Everything in this class should be
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* safe to return null or an empty value in the event
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* that chunk caching or anything of the sort is disabled
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* on the standalone version of Geyser.
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*/
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public abstract class WorldManager {
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/**
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* Gets the Java block state at the specified location
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*
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* @param session the session
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* @param position the position
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* @return the block state at the specified location
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*/
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public int getBlockAt(GeyserSession session, Position position) {
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return this.getBlockAt(session, position.getX(), position.getY(), position.getZ());
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}
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/**
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* Gets the Java block state at the specified location
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*
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* @param session the session
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* @param vector the position
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* @return the block state at the specified location
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*/
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public int getBlockAt(GeyserSession session, Vector3i vector) {
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return this.getBlockAt(session, vector.getX(), vector.getY(), vector.getZ());
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}
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/**
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* Gets the Java block state at the specified location
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*
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* @param session the session
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* @param x the x coordinate to get the block at
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* @param y the y coordinate to get the block at
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* @param z the z coordinate to get the block at
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* @return the block state at the specified location
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*/
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public abstract int getBlockAt(GeyserSession session, int x, int y, int z);
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/**
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* Gets all block states in the specified chunk section.
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*
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* @param session the session
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* @param x the chunk's X coordinate
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* @param y the chunk's Y coordinate
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* @param z the chunk's Z coordinate
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* @param section the chunk section to store the block data in
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*/
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public abstract void getBlocksInSection(GeyserSession session, int x, int y, int z, Chunk section);
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/**
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* Checks whether or not this world manager has access to more block data than the chunk cache.
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* <p>
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* Some world managers (e.g. Spigot) can provide access to block data outside of the chunk cache, and even with chunk caching disabled. This
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* method provides a means to check if this manager has this capability.
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*
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* @return whether or not this world manager has access to more block data than the chunk cache
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*/
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public abstract boolean hasMoreBlockDataThanChunkCache();
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/**
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* Gets the Java biome data for the specified chunk.
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*
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* @param session the session of the player
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* @param x the chunk's X coordinate
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* @param z the chunk's Z coordinate
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* @return the biome data for the specified region with a length of 1024.
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*/
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public abstract int[] getBiomeDataAt(GeyserSession session, int x, int z);
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/**
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* Updates a gamerule value on the Java server
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*
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* @param session The session of the user that requested the change
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* @param name The gamerule to change
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* @param value The new value for the gamerule
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*/
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public abstract void setGameRule(GeyserSession session, String name, Object value);
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/**
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* Gets a gamerule value as a boolean
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*
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* @param session The session of the user that requested the value
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* @param gameRule The gamerule to fetch the value of
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* @return The boolean representation of the value
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*/
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public abstract Boolean getGameRuleBool(GeyserSession session, GameRule gameRule);
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/**
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* Get a gamerule value as an integer
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*
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* @param session The session of the user that requested the value
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* @param gameRule The gamerule to fetch the value of
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* @return The integer representation of the value
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*/
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public abstract int getGameRuleInt(GeyserSession session, GameRule gameRule);
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/**
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* Change the game mode of the given session
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*
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* @param session The session of the player to change the game mode of
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* @param gameMode The game mode to change the player to
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*/
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public abstract void setPlayerGameMode(GeyserSession session, GameMode gameMode);
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/**
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* Change the difficulty of the Java server
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*
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* @param session The session of the user that requested the change
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* @param difficulty The difficulty to change to
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*/
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public abstract void setDifficulty(GeyserSession session, Difficulty difficulty);
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/**
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* Checks if the given session's player has a permission
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*
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* @param session The session of the player to check the permission of
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* @param permission The permission node to check
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* @return True if the player has the requested permission, false if not
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*/
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public abstract boolean hasPermission(GeyserSession session, String permission);
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}
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