Package adams.core

Class DiffUtils.SideBySideDiff

java.lang.Object

adams.core.DiffUtils.SideBySideDiff

All Implemented Interfaces:

Serializable, Cloneable

Enclosing class:

DiffUtils

public static class DiffUtils.SideBySideDiff
extends Object
implements Serializable, Cloneable

Container object for a side-by-side diff.

Version:

$Revision$

Author:

fracpete (fracpete at waikato dot ac dot nz)

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected List[]	m_Diff	the diff information.

Constructor Summary

Constructors

Constructor	Description
SideBySideDiff()	Initializes the container with an empty diff.
SideBySideDiff(List[] diff)	Initializes the container.

Method Summary

Modifier and Type	Method	Description
DiffUtils.SideBySideDiff	clone()	Returns a clone if itself.
int	deltaToLine(int delta, boolean start)	Returns the line number (start or end) of the given delta.
int	differences()	Returns the number of differences.
List	getIndicator()	Returns the indicator list.
List	getLeft()	Return the diff of the left/first list/file.
int	getNextDelta(int line)	Returns the next delta after the current line.
int	getPreviousDelta(int line)	Returns the previous delta after the current line.
List	getRight()	Return the diff of the right/second list/file.
List	getStartPos()	Return the list with starting positions of the deltas.
boolean	hasDifferences()	Returns whether there are any differences between the two files/lists.
boolean	hasNextDelta(int line)	Checks whether there is a next delta after the current line.
boolean	hasPreviousDelta(int line)	Checks whether there is a previous delta after the current line.
int	lineToDelta(int line)	Returns the closest patch delta index for the given line number.
String	toString()	Generates a string representation of the diff information.
String	toString(String separator)	Generates a string representation of the diff information.

Methods inherited from class java.lang.Object

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

Field Detail

m_Diff

protected List[] m_Diff

the diff information.

Constructor Detail

SideBySideDiff

public SideBySideDiff()

Initializes the container with an empty diff.

SideBySideDiff

public SideBySideDiff(List[] diff)

Initializes the container.

Method Detail

getLeft

public List getLeft()

Return the diff of the left/first list/file.

Returns:

the diff

getRight

public List getRight()

Return the diff of the right/second list/file.

Returns:

the diff

getIndicator

public List getIndicator()

Returns the indicator list.

Returns:

the indicator

getStartPos

public List getStartPos()

Return the list with starting positions of the deltas.

Returns:

the list with start positions

hasDifferences

public boolean hasDifferences()

Returns whether there are any differences between the two files/lists.

Returns:

true if there are differences

differences

public int differences()

Returns the number of differences.

Returns:

the number of differences

lineToDelta

public int lineToDelta(int line)

Returns the closest patch delta index for the given line number.

Parameters:

line - the 0-based line number

Returns:

the index of the delta, -1 if no delta matched

deltaToLine

public int deltaToLine(int delta,
                       boolean start)

Returns the line number (start or end) of the given delta.

Parameters:

delta - the 0-based delta index

Returns:

the line number, -1 if failed to determine

hasNextDelta

public boolean hasNextDelta(int line)

Checks whether there is a next delta after the current line.

Parameters:

line - the current line number (0-based)

Returns:

the next delta index, -1 if none available

getNextDelta

public int getNextDelta(int line)

Returns the next delta after the current line.

Parameters:

line - the current line number (0-based)

Returns:

the next delta index, -1 if none available

hasPreviousDelta

public boolean hasPreviousDelta(int line)

Checks whether there is a previous delta after the current line.

Parameters:

line - the current line number (0-based)

Returns:

the previous delta index, -1 if none available

getPreviousDelta

public int getPreviousDelta(int line)

Returns the previous delta after the current line.

Parameters:

line - the current line number (0-based)

Returns:

the previous delta index, -1 if none available

clone

public DiffUtils.SideBySideDiff clone()

Returns a clone if itself.

Overrides:

clone in class Object

Returns:

the clone

toString

public String toString(String separator)

Generates a string representation of the diff information.

Parameters:

separator - the separator between the columns

Returns:

the string representation

toString

public String toString()

Generates a string representation of the diff information.

Overrides:

toString in class Object

Returns:

the string representation