Class AbstractDelta<T>

java.lang.Object

com.github.difflib.patch.AbstractDelta<T>

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

ChangeDelta, DeleteDelta, EqualDelta, InsertDelta

public abstract class AbstractDelta<T>
extends Object
implements Serializable

Abstract delta between a source and a target.

Author:

Tobias Warneke (t.warneke@gmx.net)

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
AbstractDelta(DeltaType type, Chunk<T> source, Chunk<T> target)

Method Summary

Modifier and Type	Method	Description
protected void	applyFuzzyToAt(List<T> target, int fuzz, int position)	Apply patch fuzzy.
protected abstract void	applyTo(List<T> target)
boolean	equals(Object obj)
Chunk<T>	getSource()
Chunk<T>	getTarget()
DeltaType	getType()
int	hashCode()
protected abstract void	restore(List<T> target)
protected VerifyChunk	verifyAntApplyTo(List<T> target)
protected VerifyChunk	verifyChunkToFitTarget(List<T> target)	Verify the chunk of this delta, to fit the target.
abstract AbstractDelta<T>	withChunks(Chunk<T> original, Chunk<T> revised)	Create a new delta of the actual instance with customized chunk data.

Methods inherited from class Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Details

AbstractDelta

public AbstractDelta(DeltaType type,
 Chunk<T> source,
 Chunk<T> target)

Method Details

getSource

public Chunk<T> getSource()

getTarget

public Chunk<T> getTarget()

getType

public DeltaType getType()

verifyChunkToFitTarget

protected VerifyChunk verifyChunkToFitTarget(List<T> target)
                                      throws PatchFailedException

Verify the chunk of this delta, to fit the target.

Parameters:

target -

Throws:

PatchFailedException

verifyAntApplyTo

protected VerifyChunk verifyAntApplyTo(List<T> target)
                                throws PatchFailedException

Throws:

PatchFailedException

applyTo

protected abstract void applyTo(List<T> target)
                         throws PatchFailedException

Throws:

PatchFailedException

restore

protected abstract void restore(List<T> target)

applyFuzzyToAt

protected void applyFuzzyToAt(List<T> target,
 int fuzz,
 int position)
                       throws PatchFailedException

Apply patch fuzzy.

Parameters:

target - the list this patch will be applied to

fuzz - the number of elements to ignore before/after the patched elements

position - the position this patch will be applied to. ignores source.getPosition()

Throws:

PatchFailedException

See Also:

• Description of Fuzzy Patch for more information.

withChunks

public abstract AbstractDelta<T> withChunks(Chunk<T> original,
 Chunk<T> revised)

Create a new delta of the actual instance with customized chunk data.

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object