Package org.eclipse.jgit.patch

Class HunkHeader

java.lang.Object

org.eclipse.jgit.patch.HunkHeader

Direct Known Subclasses:

CombinedHunkHeader

public class HunkHeader
extends java.lang.Object

Hunk header describing the layout of a single block of lines

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	HunkHeader.OldImage	Details about an old image of the file.

Field Summary

Fields

Modifier and Type	Field	Description
private EditList	editList
(package private) int	endOffset	Position 1 past the end of this hunk within file's buf.
(package private) FileHeader	file
(package private) int	nContext	Total number of lines of context appearing in this hunk
(package private) int	newLineCount	Total number of post-image lines this hunk covers (context + inserted)
(package private) int	newStartLine	First line number in the post-image file where the hunk starts
private HunkHeader.OldImage	old
(package private) int	startOffset	Offset within file.buf to the "@@ -" line.

Constructor Summary

Constructors

Constructor	Description
HunkHeader(FileHeader fh, int offset)
HunkHeader(FileHeader fh, int offset, HunkHeader.OldImage oi)
HunkHeader(FileHeader fh, EditList editList)

Method Summary

Modifier and Type	Method	Description
(package private) void	copyLine(java.lang.StringBuilder sb, java.lang.String[] text, int[] offsets, int fileIdx)
(package private) void	extractFileLines(java.io.OutputStream[] out)
(package private) void	extractFileLines(java.lang.StringBuilder sb, java.lang.String[] text, int[] offsets)
byte[]	getBuffer()	Get the byte array holding this hunk's patch script.
int	getEndOffset()	Get offset one past the end of the hunk in getBuffer().
FileHeader	getFileHeader()	Get header for the file this hunk applies to.
int	getLinesContext()	Get total number of lines of context appearing in this hunk.
int	getNewLineCount()	Get total number of post-image lines this hunk covers.
int	getNewStartLine()	Get first line number in the post-image file where the hunk starts.
HunkHeader.OldImage	getOldImage()	Get information about the old image mentioned in this hunk.
int	getStartOffset()	Get offset of the start of this hunk in getBuffer().
(package private) int	parseBody(Patch script, int end)
(package private) void	parseHeader()
(package private) void	skipLine(java.lang.String[] text, int[] offsets, int fileIdx)
EditList	toEditList()	Convert to a list describing the content edits performed within the hunk.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

file

final FileHeader file

startOffset

final int startOffset

Offset within file.buf to the "@@ -" line.

endOffset

int endOffset

Position 1 past the end of this hunk within file's buf.

old

private final HunkHeader.OldImage old

newStartLine

int newStartLine

First line number in the post-image file where the hunk starts

newLineCount

int newLineCount

Total number of post-image lines this hunk covers (context + inserted)

nContext

int nContext

Total number of lines of context appearing in this hunk

editList

private EditList editList

Constructor Detail

HunkHeader

HunkHeader(FileHeader fh,
           int offset)

HunkHeader

HunkHeader(FileHeader fh,
           int offset,
           HunkHeader.OldImage oi)

HunkHeader

HunkHeader(FileHeader fh,
           EditList editList)

Method Detail

getFileHeader

public FileHeader getFileHeader()

Get header for the file this hunk applies to.

Returns:

header for the file this hunk applies to.

getBuffer

public byte[] getBuffer()

Get the byte array holding this hunk's patch script.

Returns:

the byte array holding this hunk's patch script.

getStartOffset

public int getStartOffset()

Get offset of the start of this hunk in getBuffer().

Returns:

offset of the start of this hunk in getBuffer().

getEndOffset

public int getEndOffset()

Get offset one past the end of the hunk in getBuffer().

Returns:

offset one past the end of the hunk in getBuffer().

getOldImage

public HunkHeader.OldImage getOldImage()

Get information about the old image mentioned in this hunk.

Returns:

information about the old image mentioned in this hunk.

getNewStartLine

public int getNewStartLine()

Get first line number in the post-image file where the hunk starts.

Returns:

first line number in the post-image file where the hunk starts.

getNewLineCount

public int getNewLineCount()

Get total number of post-image lines this hunk covers.

Returns:

total number of post-image lines this hunk covers.

getLinesContext

public int getLinesContext()

Get total number of lines of context appearing in this hunk.

Returns:

total number of lines of context appearing in this hunk.

toEditList

public EditList toEditList()

Convert to a list describing the content edits performed within the hunk.

Returns:

a list describing the content edits performed within the hunk.

parseHeader

void parseHeader()

parseBody

int parseBody(Patch script,
              int end)

extractFileLines

void extractFileLines(java.io.OutputStream[] out)
               throws java.io.IOException

Throws:

java.io.IOException

extractFileLines

void extractFileLines(java.lang.StringBuilder sb,
                      java.lang.String[] text,
                      int[] offsets)

copyLine

void copyLine(java.lang.StringBuilder sb,
              java.lang.String[] text,
              int[] offsets,
              int fileIdx)

skipLine

void skipLine(java.lang.String[] text,
              int[] offsets,
              int fileIdx)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object