BlockChange (worldedit-core 7.2.0 API)

java.lang.Object
- com.sk89q.worldedit.history.change.BlockChange

All Implemented Interfaces:

Change
```
public class BlockChange
extends java.lang.Object
implements Change
```
Represents a block change that may be undone or replayed.
This block change does not have an Extent assigned to it because one will be taken from the passed UndoContext. If the context does not have an extent (it is null), cryptic errors may occur.

Constructor Summary

Constructors
Constructor and Description

BlockChange(BlockVector3 position, BP previous, BC current)
Create a new block change.

Constructors
Constructor and Description
`BlockChange(BlockVector3 position, BP previous, BC current)` Create a new block change.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`BaseBlock`	`getCurrent()` Get the current block.
`BlockVector3`	`getPosition()` Get the position.
`BaseBlock`	`getPrevious()` Get the previous block.
`void`	`redo(UndoContext context)` Perform an redo.
`void`	`undo(UndoContext context)` Perform an undo.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - BlockChange
```
public BlockChange(BlockVector3 position,
                   BP previous,
                   BC current)
```
    Create a new block change.
    
    Parameters:
    
    position - the position
    
    previous - the previous block
    
    current - the current block
- Method Detail
  - getPosition
```
public BlockVector3 getPosition()
```
    Get the position.
    
    Returns:
    
    the position
  - getPrevious
```
public BaseBlock getPrevious()
```
    Get the previous block.
    
    Returns:
    
    the previous block
  - getCurrent
```
public BaseBlock getCurrent()
```
    Get the current block.
    
    Returns:
    
    the current block
  - undo
```
public void undo(UndoContext context)
          throws WorldEditException
```
    Description copied from interface: Change
    
    Perform an undo. This method may not be available if the object was returned from ChangeSet.forwardIterator().
    
    Specified by:
    
    undo in interface Change
    
    Parameters:
    
    context - a context for undo
    
    Throws:
    
    WorldEditException - on an error
  - redo
```
public void redo(UndoContext context)
          throws WorldEditException
```
    Description copied from interface: Change
    
    Perform an redo. This method may not be available if the object was returned from ChangeSet.backwardIterator() ()}.
    
    Specified by:
    
    redo in interface Change
    
    Parameters:
    
    context - a context for redo
    
    Throws:
    
    WorldEditException - on an error

Class BlockChange

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

BlockChange

Method Detail

getPosition

getPrevious

getCurrent

undo

redo