com.browseengine.bobo.api
Class BoboIndexReader

java.lang.Object
  org.apache.lucene.index.IndexReader
      org.apache.lucene.index.FilterIndexReader
          com.browseengine.bobo.api.BoboIndexReader

All Implemented Interfaces:

Closeable, Cloneable

public class BoboIndexReader
extends org.apache.lucene.index.FilterIndexReader

bobo browse index reader

Nested Class Summary

static class

BoboIndexReader.WorkArea Work area for loading

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

org.apache.lucene.index.FilterIndexReader.FilterTermDocs, org.apache.lucene.index.FilterIndexReader.FilterTermEnum, org.apache.lucene.index.FilterIndexReader.FilterTermPositions

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

org.apache.lucene.index.IndexReader.FieldOption

Field Summary

protected Map<String,FacetHandler<?>>	_facetHandlerMap
protected Collection<FacetHandler<?>>	_facetHandlers
protected Collection<RuntimeFacetHandlerFactory<?,?>>	_runtimeFacetHandlerFactories
protected Map<String,RuntimeFacetHandlerFactory<?,?>>	_runtimeFacetHandlerFactoryMap
protected org.apache.lucene.index.IndexReader	_srcReader
protected int[]	_starts
protected BoboIndexReader[]	_subReaders
protected BoboIndexReader.WorkArea	_workArea

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

in

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

hasChanges

Constructor Summary

protected	BoboIndexReader(org.apache.lucene.index.IndexReader reader, Collection<FacetHandler<?>> facetHandlers, Collection<RuntimeFacetHandlerFactory<?,?>> facetHandlerFactories, BoboIndexReader.WorkArea workArea)
protected	BoboIndexReader(org.apache.lucene.index.IndexReader reader, Collection<FacetHandler<?>> facetHandlers, Collection<RuntimeFacetHandlerFactory<?,?>> facetHandlerFactories, BoboIndexReader.WorkArea workArea, boolean useSubReaders)

Method Summary

void	clearRuntimeFacetData()
BoboIndexReader	copy(org.apache.lucene.index.IndexReader in)
org.apache.lucene.store.Directory	directory()
protected void	doClose()
protected void	doCommit(Map commitUserData)
org.apache.lucene.document.Document	document(int docid)
protected void	doDelete(int n)
void	dumpFields(File outFile) Utility method to dump out all fields (name and terms) for a given index.
protected void	facetInit()
protected void	facetInit(Set<String> toBeRemoved)
Object	getFacetData(String name)
FacetHandler<?>	getFacetHandler(String fieldname) Gets a facet handler
Map<String,FacetHandler<?>>	getFacetHandlerMap() Gets the facet handler map
Set<String>	getFacetNames() Gets all the facet field names
org.apache.lucene.search.Query	getFastMatchAllDocsQuery() Deprecated. use MatchAllDocsQuery instead.
org.apache.lucene.index.IndexReader	getInnerReader()
static BoboIndexReader	getInstance(org.apache.lucene.index.IndexReader reader) Constructor
static BoboIndexReader	getInstance(org.apache.lucene.index.IndexReader reader, BoboIndexReader.WorkArea workArea)
static BoboIndexReader	getInstance(org.apache.lucene.index.IndexReader reader, Collection<FacetHandler<?>> facetHandlers)
static BoboIndexReader	getInstance(org.apache.lucene.index.IndexReader reader, Collection<FacetHandler<?>> facetHandlers, Collection<RuntimeFacetHandlerFactory<?,?>> facetHandlerFactories) Constructor.
static BoboIndexReader	getInstance(org.apache.lucene.index.IndexReader reader, Collection<FacetHandler<?>> facetHandlers, Collection<RuntimeFacetHandlerFactory<?,?>> facetHandlerFactories, BoboIndexReader.WorkArea workArea)
static BoboIndexReader	getInstanceAsSubReader(org.apache.lucene.index.IndexReader reader)
static BoboIndexReader	getInstanceAsSubReader(org.apache.lucene.index.IndexReader reader, Collection<FacetHandler<?>> facetHandlers, Collection<RuntimeFacetHandlerFactory<?,?>> facetHandlerFactories)
static BoboIndexReader	getInstanceAsSubReader(org.apache.lucene.index.IndexReader reader, Collection<FacetHandler<?>> facetHandlers, Collection<RuntimeFacetHandlerFactory<?,?>> facetHandlerFactories, BoboIndexReader.WorkArea workArea)
Object	getRuntimeFacetData(String name)
Map<String,RuntimeFacetHandlerFactory<?,?>>	getRuntimeFacetHandlerFactoryMap()
org.apache.lucene.index.IndexReader[]	getSequentialSubReaders()
long	getVersion()
protected void	initialize(Collection<FacetHandler<?>> facetHandlers)
Object	putFacetData(String name, Object data)
Object	putRuntimeFacetData(String name, Object data)
org.apache.lucene.index.IndexReader	reopen()
org.apache.lucene.index.IndexReader	reopen(boolean openReadOnly)
void	rewrap(org.apache.lucene.index.IndexReader in)
protected void	setFacetHandlers(Collection<FacetHandler<?>> facetHandlers)

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

docFreq, document, doSetNorm, doUndeleteAll, getDeletesCacheKey, getFieldCacheKey, getFieldNames, getTermFreqVector, getTermFreqVector, getTermFreqVector, getTermFreqVectors, hasDeletions, hasNorms, isCurrent, isDeleted, isOptimized, maxDoc, norms, norms, numDocs, termDocs, termDocs, termPositions, terms, terms

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

acquireWriteLock, clone, clone, close, commit, commit, decRef, deleteDocument, deleteDocuments, ensureOpen, flush, flush, getCommitUserData, getCommitUserData, getCurrentVersion, getIndexCommit, getRefCount, getTermInfosIndexDivisor, getUniqueTermCount, incRef, indexExists, lastModified, listCommits, main, numDeletedDocs, open, open, open, open, open, open, open, reopen, setNorm, setNorm, termPositions, undeleteAll

Methods inherited from class java.lang.Object

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

Field Detail

_facetHandlerMap

protected Map<String,FacetHandler<?>> _facetHandlerMap

_facetHandlers

protected Collection<FacetHandler<?>> _facetHandlers

_runtimeFacetHandlerFactories

protected Collection<RuntimeFacetHandlerFactory<?,?>> _runtimeFacetHandlerFactories

_runtimeFacetHandlerFactoryMap

protected Map<String,RuntimeFacetHandlerFactory<?,?>> _runtimeFacetHandlerFactoryMap

_workArea

protected BoboIndexReader.WorkArea _workArea

_srcReader

protected org.apache.lucene.index.IndexReader _srcReader

_subReaders

protected BoboIndexReader[] _subReaders

_starts

protected int[] _starts

Constructor Detail

BoboIndexReader

protected BoboIndexReader(org.apache.lucene.index.IndexReader reader,
                          Collection<FacetHandler<?>> facetHandlers,
                          Collection<RuntimeFacetHandlerFactory<?,?>> facetHandlerFactories,
                          BoboIndexReader.WorkArea workArea)
                   throws IOException

Parameters:

reader -

facetHandlers -

facetHandlerFactories -

workArea -

Throws:

IOException

BoboIndexReader

protected BoboIndexReader(org.apache.lucene.index.IndexReader reader,
                          Collection<FacetHandler<?>> facetHandlers,
                          Collection<RuntimeFacetHandlerFactory<?,?>> facetHandlerFactories,
                          BoboIndexReader.WorkArea workArea,
                          boolean useSubReaders)
                   throws IOException

Parameters:

reader -

facetHandlers -

facetHandlerFactories -

workArea -

useSubReaders - true => we create a MultiReader of all the leaf sub-readers as the inner reader. false => we use the given reader as the inner reader.

Throws:

IOException

Method Detail

getInstance

public static BoboIndexReader getInstance(org.apache.lucene.index.IndexReader reader)
                                   throws IOException

Constructor

Parameters:

reader - Index reader

Throws:

IOException

getInstance

public static BoboIndexReader getInstance(org.apache.lucene.index.IndexReader reader,
                                          BoboIndexReader.WorkArea workArea)
                                   throws IOException

Throws:

IOException

getInstance

public static BoboIndexReader getInstance(org.apache.lucene.index.IndexReader reader,
                                          Collection<FacetHandler<?>> facetHandlers,
                                          Collection<RuntimeFacetHandlerFactory<?,?>> facetHandlerFactories)
                                   throws IOException

Constructor.

Parameters:

reader - index reader

facetHandlers - List of facet handlers

Throws:

IOException

getInstance

public static BoboIndexReader getInstance(org.apache.lucene.index.IndexReader reader,
                                          Collection<FacetHandler<?>> facetHandlers)
                                   throws IOException

Throws:

IOException

getInstance

public static BoboIndexReader getInstance(org.apache.lucene.index.IndexReader reader,
                                          Collection<FacetHandler<?>> facetHandlers,
                                          Collection<RuntimeFacetHandlerFactory<?,?>> facetHandlerFactories,
                                          BoboIndexReader.WorkArea workArea)
                                   throws IOException

Throws:

IOException

getInstanceAsSubReader

public static BoboIndexReader getInstanceAsSubReader(org.apache.lucene.index.IndexReader reader)
                                              throws IOException

Throws:

IOException

getInstanceAsSubReader

public static BoboIndexReader getInstanceAsSubReader(org.apache.lucene.index.IndexReader reader,
                                                     Collection<FacetHandler<?>> facetHandlers,
                                                     Collection<RuntimeFacetHandlerFactory<?,?>> facetHandlerFactories)
                                              throws IOException

Throws:

IOException

getInstanceAsSubReader

public static BoboIndexReader getInstanceAsSubReader(org.apache.lucene.index.IndexReader reader,
                                                     Collection<FacetHandler<?>> facetHandlers,
                                                     Collection<RuntimeFacetHandlerFactory<?,?>> facetHandlerFactories,
                                                     BoboIndexReader.WorkArea workArea)
                                              throws IOException

Throws:

IOException

getVersion

public long getVersion()

Overrides:

getVersion in class org.apache.lucene.index.FilterIndexReader

getInnerReader

public org.apache.lucene.index.IndexReader getInnerReader()

reopen

public org.apache.lucene.index.IndexReader reopen()
                                           throws org.apache.lucene.index.CorruptIndexException,
                                                  IOException

Overrides:

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

Throws:

org.apache.lucene.index.CorruptIndexException

IOException

reopen

public org.apache.lucene.index.IndexReader reopen(boolean openReadOnly)
                                           throws org.apache.lucene.index.CorruptIndexException,
                                                  IOException

Overrides:

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

Throws:

org.apache.lucene.index.CorruptIndexException

IOException

getFacetData

public Object getFacetData(String name)

putFacetData

public Object putFacetData(String name,
                           Object data)

getRuntimeFacetData

public Object getRuntimeFacetData(String name)

putRuntimeFacetData

public Object putRuntimeFacetData(String name,
                                  Object data)

clearRuntimeFacetData

public void clearRuntimeFacetData()

doClose

protected void doClose()
                throws IOException

Overrides:

doClose in class org.apache.lucene.index.FilterIndexReader

Throws:

IOException

doCommit

protected void doCommit(Map commitUserData)
                 throws IOException

Overrides:

doCommit in class org.apache.lucene.index.FilterIndexReader

Throws:

IOException

doDelete

protected void doDelete(int n)
                 throws org.apache.lucene.index.CorruptIndexException,
                        IOException

Overrides:

doDelete in class org.apache.lucene.index.FilterIndexReader

Throws:

org.apache.lucene.index.CorruptIndexException

IOException

directory

public org.apache.lucene.store.Directory directory()

Overrides:

directory in class org.apache.lucene.index.FilterIndexReader

initialize

protected void initialize(Collection<FacetHandler<?>> facetHandlers)
                   throws IOException

Throws:

IOException

facetInit

protected void facetInit()
                  throws IOException

Throws:

IOException

facetInit

protected void facetInit(Set<String> toBeRemoved)
                  throws IOException

Throws:

IOException

setFacetHandlers

protected void setFacetHandlers(Collection<FacetHandler<?>> facetHandlers)

getFastMatchAllDocsQuery

public org.apache.lucene.search.Query getFastMatchAllDocsQuery()

Deprecated. use MatchAllDocsQuery instead.

Returns:

query that matches all docs in the index

dumpFields

public void dumpFields(File outFile)
                throws IOException

Utility method to dump out all fields (name and terms) for a given index.

Parameters:

outFile - File to dump to.

Throws:

IOException

getFacetNames

public Set<String> getFacetNames()

Gets all the facet field names

Returns:

Set of facet field names

getFacetHandler

public FacetHandler<?> getFacetHandler(String fieldname)

Gets a facet handler

Parameters:

fieldname - name

Returns:

facet handler

getSequentialSubReaders

public org.apache.lucene.index.IndexReader[] getSequentialSubReaders()

Overrides:

getSequentialSubReaders in class org.apache.lucene.index.FilterIndexReader

getFacetHandlerMap

public Map<String,FacetHandler<?>> getFacetHandlerMap()

Gets the facet handler map

Returns:

facet handler map

getRuntimeFacetHandlerFactoryMap

public Map<String,RuntimeFacetHandlerFactory<?,?>> getRuntimeFacetHandlerFactoryMap()

Returns:

the map of RuntimeFacetHandlerFactories

rewrap

public void rewrap(org.apache.lucene.index.IndexReader in)

document

public org.apache.lucene.document.Document document(int docid)
                                             throws IOException

Overrides:

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

Throws:

IOException

copy

public BoboIndexReader copy(org.apache.lucene.index.IndexReader in)