de.digitalcollections.solrocr.lucene.vendor

Class TermVectorFilteredLeafReader

java.lang.Object

org.apache.lucene.index.IndexReader

org.apache.lucene.index.LeafReader

org.apache.lucene.index.FilterLeafReader

de.digitalcollections.solrocr.lucene.vendor.TermVectorFilteredLeafReader

All Implemented Interfaces:

Closeable, AutoCloseable

public final class TermVectorFilteredLeafReader
extends org.apache.lucene.index.FilterLeafReader

A filtered LeafReader that only includes the terms that are also in a provided set of terms. Certain methods may be unimplemented or cause large operations on the underlying reader and be slow. NOTE: Completely copied from org.apache.lucene.search.uhighlight due to package-private access.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.lucene.index.FilterLeafReader

org.apache.lucene.index.FilterLeafReader.FilterFields, org.apache.lucene.index.FilterLeafReader.FilterPostingsEnum, org.apache.lucene.index.FilterLeafReader.FilterTerms, org.apache.lucene.index.FilterLeafReader.FilterTermsEnum

Nested classes/interfaces inherited from class org.apache.lucene.index.IndexReader

org.apache.lucene.index.IndexReader.CacheHelper, org.apache.lucene.index.IndexReader.CacheKey, org.apache.lucene.index.IndexReader.ClosedListener

Field Summary

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

in

Constructor Summary

Constructors

Constructor and Description
TermVectorFilteredLeafReader(org.apache.lucene.index.LeafReader baseLeafReader, org.apache.lucene.index.Terms filterTerms, String fieldFilter) Construct a FilterLeafReader based on the specified base reader.

Method Summary

Modifier and Type	Method and Description
org.apache.lucene.index.IndexReader.CacheHelper	getCoreCacheHelper()
org.apache.lucene.index.IndexReader.CacheHelper	getReaderCacheHelper()
org.apache.lucene.index.Terms	terms(String field)

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

checkIntegrity, doClose, document, getBinaryDocValues, getDelegate, getFieldInfos, getLiveDocs, getMetaData, getNormValues, getNumericDocValues, getPointValues, getSortedDocValues, getSortedNumericDocValues, getSortedSetDocValues, getTermVectors, maxDoc, numDocs, toString, unwrap

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

docFreq, getContext, getDocCount, getSumDocFreq, getSumTotalTermFreq, postings, postings, totalTermFreq

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

close, decRef, document, document, ensureOpen, equals, getRefCount, getTermVector, hasDeletions, hashCode, incRef, leaves, numDeletedDocs, registerParentReader, tryIncRef

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

TermVectorFilteredLeafReader

public TermVectorFilteredLeafReader(org.apache.lucene.index.LeafReader baseLeafReader,
                                    org.apache.lucene.index.Terms filterTerms,
                                    String fieldFilter)

Construct a FilterLeafReader based on the specified base reader.

Note that base reader is closed if this FilterLeafReader is closed.

Parameters:

baseLeafReader - full/original reader.

filterTerms - set of terms to filter by -- probably from a TermVector or MemoryIndex.

fieldFilter - the field to do this on

Method Detail

terms

public org.apache.lucene.index.Terms terms(String field)
                                    throws IOException

Overrides:

terms in class org.apache.lucene.index.FilterLeafReader

Throws:

IOException

getCoreCacheHelper

public org.apache.lucene.index.IndexReader.CacheHelper getCoreCacheHelper()

Specified by:

getCoreCacheHelper in class org.apache.lucene.index.LeafReader

getReaderCacheHelper

public org.apache.lucene.index.IndexReader.CacheHelper getReaderCacheHelper()

Specified by:

getReaderCacheHelper in class org.apache.lucene.index.IndexReader