pw.prok.kdiff.myers

Class Snake

java.lang.Object

pw.prok.kdiff.myers.PathNode

pw.prok.kdiff.myers.Snake

public final class Snake
extends PathNode

Represents a snake in a diffpath.

DiffNodes and Snakes allow for compression of diffpaths, as each snake is represented by a single Snake node and each contiguous series of insertions and deletions is represented by a single DiffNodes.

Field Summary

Fields inherited from class pw.prok.kdiff.myers.PathNode

original, prev, revised

Constructor Summary

Constructors

Constructor and Description
Snake(int original, int revised, PathNode prev) Constructs a snake node.

Method Summary

Modifier and Type	Method and Description
boolean	isSnake() Is this node a Snake node?

Methods inherited from class pw.prok.kdiff.myers.PathNode

isBootstrap, previousSnake, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

Snake

public Snake(int original,
             int revised,
             PathNode prev)

Constructs a snake node.

Parameters:

original - the position in the original sequence

revised - the position in the revised sequence

prev - the previous node in the path.

Method Detail

isSnake

public boolean isSnake()

Is this node a Snake node?

Specified by:

isSnake in class PathNode

Returns:

true always