org.apache.lucene.search.vectorhighlight

Class BreakIteratorBoundaryScanner

java.lang.Object

org.apache.lucene.search.vectorhighlight.BreakIteratorBoundaryScanner

All Implemented Interfaces:

BoundaryScanner

public class BreakIteratorBoundaryScanner
extends Object
implements BoundaryScanner

A BoundaryScanner implementation that uses BreakIterator to find boundaries in the text.

See Also:

BreakIterator

Constructor Summary

Constructors

Constructor and Description
BreakIteratorBoundaryScanner(BreakIterator bi)

Method Summary

Modifier and Type	Method and Description
int	findEndOffset(StringBuilder buffer, int start) Scan forward to find start offset.
int	findStartOffset(StringBuilder buffer, int start) Scan backward to find end offset.

Methods inherited from class java.lang.Object

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

Constructor Detail

BreakIteratorBoundaryScanner

public BreakIteratorBoundaryScanner(BreakIterator bi)

Method Detail

findStartOffset

public int findStartOffset(StringBuilder buffer,
                           int start)

Description copied from interface: BoundaryScanner

Scan backward to find end offset.

Specified by:

findStartOffset in interface BoundaryScanner

Parameters:

buffer - scanned object

start - start offset to begin

Returns:

the found start offset

findEndOffset

public int findEndOffset(StringBuilder buffer,
                         int start)

Description copied from interface: BoundaryScanner

Scan forward to find start offset.

Specified by:

findEndOffset in interface BoundaryScanner

Parameters:

buffer - scanned object

start - start offset to begin

Returns:

the found end offset