Package com.github.javaparser.printer.lexicalpreservation

Class DifferenceElementCalculator

java.lang.Object

com.github.javaparser.printer.lexicalpreservation.DifferenceElementCalculator

class DifferenceElementCalculator
extends java.lang.Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	DifferenceElementCalculator.ChildPositionInfo

Constructor Summary

Constructors

Constructor	Description
DifferenceElementCalculator()

Method Summary

Modifier and Type	Method	Description
(package private) static java.util.List<DifferenceElement>	calculate(LexicalDifferenceCalculator.CalculatedSyntaxModel original, LexicalDifferenceCalculator.CalculatedSyntaxModel after)	Calculate the Difference between two CalculatedSyntaxModel elements, determining which elements were kept, which were added and which were removed.
private static java.util.List<DifferenceElement>	calculateImpl(LexicalDifferenceCalculator.CalculatedSyntaxModel original, LexicalDifferenceCalculator.CalculatedSyntaxModel after)
private static int	considerRemoval(CsmElement removedElement, int originalIndex, java.util.List<DifferenceElement> elements)
private static void	considerRemoval(NodeText nodeTextForChild, java.util.List<DifferenceElement> elements)
private static long	cost(java.util.List<DifferenceElement> elements)
private static java.util.List<DifferenceElementCalculator.ChildPositionInfo>	findChildrenPositions(LexicalDifferenceCalculator.CalculatedSyntaxModel calculatedSyntaxModel)	Find the positions of all the given children.
(package private) static boolean	matching(CsmElement a, CsmElement b)
(package private) static void	removeIndentationElements(java.util.List<DifferenceElement> elements)	Remove from the difference all the elements related to indentation.
private static boolean	replacement(CsmElement a, CsmElement b)

Methods inherited from class java.lang.Object

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

Constructor Detail

DifferenceElementCalculator

DifferenceElementCalculator()

Method Detail

matching

static boolean matching(CsmElement a,
                        CsmElement b)

replacement

private static boolean replacement(CsmElement a,
                                   CsmElement b)

findChildrenPositions

private static java.util.List<DifferenceElementCalculator.ChildPositionInfo> findChildrenPositions(LexicalDifferenceCalculator.CalculatedSyntaxModel calculatedSyntaxModel)

Find the positions of all the given children.

calculate

static java.util.List<DifferenceElement> calculate(LexicalDifferenceCalculator.CalculatedSyntaxModel original,
                                                   LexicalDifferenceCalculator.CalculatedSyntaxModel after)

Calculate the Difference between two CalculatedSyntaxModel elements, determining which elements were kept, which were added and which were removed.

considerRemoval

private static void considerRemoval(NodeText nodeTextForChild,
                                    java.util.List<DifferenceElement> elements)

considerRemoval

private static int considerRemoval(CsmElement removedElement,
                                   int originalIndex,
                                   java.util.List<DifferenceElement> elements)

calculateImpl

private static java.util.List<DifferenceElement> calculateImpl(LexicalDifferenceCalculator.CalculatedSyntaxModel original,
                                                               LexicalDifferenceCalculator.CalculatedSyntaxModel after)

cost

private static long cost(java.util.List<DifferenceElement> elements)

removeIndentationElements

static void removeIndentationElements(java.util.List<DifferenceElement> elements)

Remove from the difference all the elements related to indentation. This is mainly intended for test purposes.