org.apache.lucene.search.uhighlight

Class OffsetsEnum

java.lang.Object

org.apache.lucene.search.uhighlight.OffsetsEnum

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, java.lang.Comparable<OffsetsEnum>

public class OffsetsEnum
extends java.lang.Object
implements java.lang.Comparable<OffsetsEnum>, java.io.Closeable

Holds the term (BytesRef), PostingsEnum, offset iteration tracking. It is advanced with the underlying postings and is placed in a priority queue by FieldHighlighter.highlightOffsetsEnums(List) based on the start offset.

Field Summary

Fields

Modifier and Type	Field and Description
private int	posCounter
private PostingsEnum	postingsEnum
private BytesRef	term
private float	weight

Constructor Summary

Constructors

Constructor and Description
OffsetsEnum(BytesRef term, PostingsEnum postingsEnum)

Method Summary

Modifier and Type	Method and Description
void	close()
int	compareTo(OffsetsEnum other)
int	endOffset()
int	freq()
PostingsEnum	getPostingsEnum()
BytesRef	getTerm() The term at this position; usually always the same.
float	getWeight()
boolean	hasMorePositions()
void	nextPosition()
void	setWeight(float weight)
int	startOffset()

Methods inherited from class java.lang.Object

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

Field Detail

term

private final BytesRef term

postingsEnum

private final PostingsEnum postingsEnum

weight

private float weight

posCounter

private int posCounter

Constructor Detail

OffsetsEnum

public OffsetsEnum(BytesRef term,
                   PostingsEnum postingsEnum)
            throws java.io.IOException

Throws:

java.io.IOException

Method Detail

compareTo

public int compareTo(OffsetsEnum other)

Specified by:

compareTo in interface java.lang.Comparable<OffsetsEnum>

getTerm

public BytesRef getTerm()
                 throws java.io.IOException

The term at this position; usually always the same. This term is a reference that is safe to continue to refer to, even after we move to next position.

Throws:

java.io.IOException

getPostingsEnum

public PostingsEnum getPostingsEnum()

freq

public int freq()
         throws java.io.IOException

Throws:

java.io.IOException

hasMorePositions

public boolean hasMorePositions()
                         throws java.io.IOException

Throws:

java.io.IOException

nextPosition

public void nextPosition()
                  throws java.io.IOException

Throws:

java.io.IOException

startOffset

public int startOffset()
                throws java.io.IOException

Throws:

java.io.IOException

endOffset

public int endOffset()
              throws java.io.IOException

Throws:

java.io.IOException

getWeight

public float getWeight()

setWeight

public void setWeight(float weight)

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface java.lang.AutoCloseable

Throws:

java.io.IOException