Package org.apache.lucene.tests.index

Class RandomPostingsTester.SeedPostings

java.lang.Object

org.apache.lucene.search.DocIdSetIterator

org.apache.lucene.index.PostingsEnum

org.apache.lucene.tests.index.RandomPostingsTester.SeedPostings

Enclosing class:

RandomPostingsTester

public static class RandomPostingsTester.SeedPostings
extends PostingsEnum

Given the same random seed this always enumerates the same random postings

Field Summary

Fields

Modifier and Type	Field	Description
int	docFreq
int	upto

Fields inherited from class org.apache.lucene.index.PostingsEnum

ALL, FREQS, NONE, OFFSETS, PAYLOADS, POSITIONS

Fields inherited from class org.apache.lucene.search.DocIdSetIterator

NO_MORE_DOCS

Constructor Summary

Constructors

Constructor	Description
SeedPostings(long seed, int minDocFreq, int maxDocFreq, IndexOptions options, boolean allowPayloads)

Method Summary

Modifier and Type	Method	Description
int	advance(int target)
long	cost()
int	docID()
int	endOffset()
int	freq()
BytesRef	getPayload()
int	nextDoc()
int	nextPosition()
int	startOffset()

Methods inherited from class org.apache.lucene.index.PostingsEnum

featureRequested

Methods inherited from class org.apache.lucene.search.DocIdSetIterator

all, empty, range, slowAdvance

Methods inherited from class java.lang.Object

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

Field Details

docFreq

public int docFreq

upto

public int upto

Constructor Details

SeedPostings

public SeedPostings(long seed,
 int minDocFreq,
 int maxDocFreq,
 IndexOptions options,
 boolean allowPayloads)

Method Details

nextDoc

public int nextDoc()

Specified by:

nextDoc in class DocIdSetIterator

docID

public int docID()

Specified by:

docID in class DocIdSetIterator

freq

public int freq()

Specified by:

freq in class PostingsEnum

nextPosition

public int nextPosition()

Specified by:

nextPosition in class PostingsEnum

startOffset

public int startOffset()

Specified by:

startOffset in class PostingsEnum

endOffset

public int endOffset()

Specified by:

endOffset in class PostingsEnum

getPayload

public BytesRef getPayload()

Specified by:

getPayload in class PostingsEnum

advance

public int advance(int target)
            throws IOException

Specified by:

advance in class DocIdSetIterator

Throws:

IOException

cost

public long cost()

Specified by:

cost in class DocIdSetIterator