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Paper/paper-api/src/main/java/org/bukkit/block/BlockState.java
2024-04-07 12:22:08 +10:00

245 lines
6.8 KiB
Java

package org.bukkit.block;
import org.bukkit.Chunk;
import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.World;
import org.bukkit.block.data.BlockData;
import org.bukkit.material.MaterialData;
import org.bukkit.metadata.Metadatable;
import org.jetbrains.annotations.ApiStatus;
import org.jetbrains.annotations.Contract;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
/**
* Represents a captured state of a block, which will not change
* automatically.
* <p>
* Unlike Block, which only one object can exist per coordinate, BlockState
* can exist multiple times for any given Block. Note that another plugin may
* change the state of the block and you will not know, or they may change the
* block to another type entirely, causing your BlockState to become invalid.
*/
public interface BlockState extends Metadatable {
/**
* Gets the block represented by this block state.
*
* @return the block represented by this block state
* @throws IllegalStateException if this block state is not placed
*/
@NotNull
Block getBlock();
/**
* Gets the metadata for this block state.
*
* @return block specific metadata
*/
@NotNull
MaterialData getData();
/**
* Gets the data for this block state.
*
* @return block specific data
*/
@NotNull
BlockData getBlockData();
/**
* Returns a copy of this BlockState as an unplaced BlockState.
*
* @return a copy of the block state
*/
@NotNull
@ApiStatus.Experimental
BlockState copy();
/**
* Copies the state to another block as an unplaced BlockState.
*
* @param location the location to copy the block state to
* @return the new block state
*/
@NotNull
@ApiStatus.Experimental
BlockState copy(@NotNull Location location);
/**
* Gets the type of this block state.
*
* @return block type
*/
@NotNull
Material getType();
/**
* Gets the current light level of the block represented by this block state.
*
* @return the light level between 0-15
* @throws IllegalStateException if this block state is not placed
*/
byte getLightLevel();
/**
* Gets the world which contains the block represented by this block state.
*
* @return the world containing the block represented by this block state
* @throws IllegalStateException if this block state is not placed
*/
@NotNull
World getWorld();
/**
* Gets the x-coordinate of this block state.
*
* @return x-coordinate
*/
int getX();
/**
* Gets the y-coordinate of this block state.
*
* @return y-coordinate
*/
int getY();
/**
* Gets the z-coordinate of this block state.
*
* @return z-coordinate
*/
int getZ();
/**
* Gets the location of this block state.
* <p>
* If this block state is not placed the location's world will be null!
*
* @return the location
*/
@NotNull
Location getLocation();
/**
* Stores the location of this block state in the provided Location object.
* <p>
* If the provided Location is null this method does nothing and returns
* null.
* <p>
* If this block state is not placed the location's world will be null!
*
* @param loc the location to copy into
* @return The Location object provided or null
*/
@Contract("null -> null; !null -> !null")
@Nullable
Location getLocation(@Nullable Location loc);
/**
* Gets the chunk which contains the block represented by this block state.
*
* @return the containing Chunk
* @throws IllegalStateException if this block state is not placed
*/
@NotNull
Chunk getChunk();
/**
* Sets the metadata for this block state.
*
* @param data New block specific metadata
*/
void setData(@NotNull MaterialData data);
/**
* Sets the data for this block state.
*
* @param data New block specific data
*/
void setBlockData(@NotNull BlockData data);
/**
* Sets the type of this block state.
*
* @param type Material to change this block state to
*/
void setType(@NotNull Material type);
/**
* Attempts to update the block represented by this state, setting it to
* the new values as defined by this state.
* <p>
* This has the same effect as calling update(false). That is to say,
* this will not modify the state of a block if it is no longer the same
* type as it was when this state was taken. It will return false in this
* eventuality.
*
* @return true if the update was successful, otherwise false
* @see #update(boolean)
*/
boolean update();
/**
* Attempts to update the block represented by this state, setting it to
* the new values as defined by this state.
* <p>
* This has the same effect as calling update(force, true). That is to
* say, this will trigger a physics update to surrounding blocks.
*
* @param force true to forcefully set the state
* @return true if the update was successful, otherwise false
*/
boolean update(boolean force);
/**
* Attempts to update the block represented by this state, setting it to
* the new values as defined by this state.
* <p>
* If this state is not placed, this will have no effect and return true.
* <p>
* Unless force is true, this will not modify the state of a block if it
* is no longer the same type as it was when this state was taken. It will
* return false in this eventuality.
* <p>
* If force is true, it will set the type of the block to match the new
* state, set the state data and then return true.
* <p>
* If applyPhysics is true, it will trigger a physics update on
* surrounding blocks which could cause them to update or disappear.
*
* @param force true to forcefully set the state
* @param applyPhysics false to cancel updating physics on surrounding
* blocks
* @return true if the update was successful, otherwise false
*/
boolean update(boolean force, boolean applyPhysics);
/**
* @return The data as a raw byte.
* @deprecated Magic value
*/
@Deprecated
public byte getRawData();
/**
* @param data The new data value for the block.
* @deprecated Magic value
*/
@Deprecated
public void setRawData(byte data);
/**
* Returns whether this state is placed in the world.
* <p>
* Some methods will not work if the block state isn't
* placed in the world.
*
* @return whether the state is placed in the world
* or 'virtual' (e.g. on an itemstack)
*/
boolean isPlaced();
}