Package | Description |
---|---|
org.apache.lucene.index |
Code to maintain and access indices.
|
org.apache.lucene.search |
Code to search indices.
|
org.apache.lucene.store |
Binary i/o API, used for all index data.
|
org.apache.lucene.util |
Some utility classes.
|
Modifier and Type | Field | Description |
---|---|---|
Directory |
CheckIndex.Status.dir |
Directory index is in.
|
protected Directory |
ConcurrentMergeScheduler.dir |
|
Directory |
SegmentInfo.dir |
|
Directory |
SegmentWriteState.directory |
Modifier and Type | Method | Description |
---|---|---|
Directory |
FilterIndexReader.directory() |
|
Directory |
IndexReader.directory() |
Returns the directory associated with this index.
|
Directory |
SegmentReader.directory() |
Returns the directory this index resides in.
|
Directory |
CompoundFileWriter.getDirectory() |
Returns the directory of the compound file.
|
abstract Directory |
IndexCommit.getDirectory() |
Returns the
Directory for the index. |
Directory |
IndexWriter.getDirectory() |
Returns the Directory used by this index.
|
Directory |
MergePolicy.MergeException.getDirectory() |
Returns the
Directory of the index that hit
the exception. |
Directory |
SnapshotDeletionPolicy.SnapshotCommitPoint.getDirectory() |
Modifier and Type | Method | Description |
---|---|---|
void |
CompoundFileWriter.addFile(String file,
Directory dir) |
Same as
CompoundFileWriter.addFile(String) , only for files that are found in an
external Directory . |
void |
IndexWriter.addIndexes(Directory... dirs) |
Adds all segments from an array of indexes into this index.
|
void |
IndexWriter.addIndexesNoOptimize(Directory... dirs) |
Deprecated.
use
IndexWriter.addIndexes(Directory...) instead |
Collection<String> |
SegmentInfos.files(Directory dir,
boolean includeSegmentsFile) |
Returns all file names referenced by SegmentInfo
instances matching the provided Directory (ie files
associated with any "external" segments are skipped).
|
static SegmentReader |
SegmentReader.get(boolean readOnly,
Directory dir,
SegmentInfo si,
int readBufferSize,
boolean doOpenStores,
int termInfosIndexDivisor) |
|
static Map<String,String> |
IndexReader.getCommitUserData(Directory directory) |
Deprecated.
Call
IndexReader.getIndexCommit() on an open IndexReader, and then call
IndexCommit.getUserData() . |
static long |
IndexReader.getCurrentVersion(Directory directory) |
Deprecated.
Use
IndexReader.getVersion() on an opened IndexReader. |
PayloadProcessorProvider.DirPayloadProcessor |
PayloadProcessorProvider.getDirProcessor(Directory dir) |
Deprecated.
|
static long |
SegmentInfos.getLastCommitGeneration(Directory directory) |
Get the generation of the most recent commit to the
index in this directory (N in the segments_N file).
|
static String |
SegmentInfos.getLastCommitSegmentsFileName(Directory directory) |
Get the filename of the segments_N file for the most
recent commit to the index in this Directory.
|
static boolean |
IndexReader.indexExists(Directory directory) |
Returns
true if an index exists at the specified directory. |
static boolean |
IndexWriter.isLocked(Directory directory) |
Returns
true iff the index in the named directory is
currently locked. |
static long |
IndexReader.lastModified(Directory directory2) |
Deprecated.
If you need to track commit time of
an index, you can store it in the commit data (see
IndexWriter.commit(Map) |
static Collection<IndexCommit> |
IndexReader.listCommits(Directory dir) |
Returns all commit points that exist in the Directory.
|
static IndexReader |
IndexReader.open(Directory directory) |
Returns a IndexReader reading the index in the given
Directory, with readOnly=true.
|
static IndexReader |
IndexReader.open(Directory directory,
boolean readOnly) |
Deprecated.
Write support will be removed in Lucene 4.0.
|
static IndexReader |
IndexReader.open(Directory directory,
int termInfosIndexDivisor) |
Expert: Returns a IndexReader reading the index in the given
Director and given termInfosIndexDivisor
|
static IndexReader |
IndexReader.open(Directory directory,
IndexDeletionPolicy deletionPolicy,
boolean readOnly) |
Deprecated.
Write support will be removed in Lucene 4.0.
|
static IndexReader |
IndexReader.open(Directory directory,
IndexDeletionPolicy deletionPolicy,
boolean readOnly,
int termInfosIndexDivisor) |
Deprecated.
Write support will be removed in Lucene 4.0.
|
void |
SegmentInfos.read(Directory directory) |
This version of read uses the retry logic (for lock-less
commits) to find the right segments file to load.
|
void |
SegmentInfos.read(Directory directory,
String segmentFileName) |
Read a particular segmentFileName.
|
static long |
SegmentInfos.readCurrentVersion(Directory directory) |
Deprecated.
Load the SegmentInfos and then call
SegmentInfos.getVersion() . |
static Map<String,String> |
PersistentSnapshotDeletionPolicy.readSnapshotsInfo(Directory dir) |
Reads the snapshots information from the given
Directory . |
String |
MergePolicy.MergeSpecification.segString(Directory dir) |
|
String |
MergePolicy.OneMerge.segString(Directory dir) |
|
String |
SegmentInfo.toString(Directory dir,
int pendingDelCount) |
Used for debugging.
|
String |
SegmentInfos.toString(Directory directory) |
|
static void |
IndexWriter.unlock(Directory directory) |
Forcibly unlocks the index in the named directory.
|
void |
FieldInfos.write(Directory d,
String name) |
Constructor | Description |
---|---|
CheckIndex(Directory dir) |
Create a new CheckIndex on the directory.
|
CompoundFileWriter(Directory dir,
String name) |
Create the compound stream in the specified file.
|
FieldInfos(Directory d,
String name) |
Construct a FieldInfos object using the directory and the name of the file
IndexInput
|
FindSegmentsFile(Directory directory) |
|
IndexUpgrader(Directory dir,
IndexWriterConfig iwc,
PrintStream infoStream,
boolean deletePriorCommits) |
Creates index upgrader on the given directory, using an
IndexWriter using the given
config. |
IndexUpgrader(Directory dir,
Version matchVersion) |
Creates index upgrader on the given directory, using an
IndexWriter using the given
matchVersion . |
IndexUpgrader(Directory dir,
Version matchVersion,
PrintStream infoStream,
boolean deletePriorCommits) |
Creates index upgrader on the given directory, using an
IndexWriter using the given
matchVersion . |
IndexWriter(Directory d,
Analyzer a,
boolean create,
IndexDeletionPolicy deletionPolicy,
IndexWriter.MaxFieldLength mfl) |
Deprecated.
use
IndexWriter(Directory, IndexWriterConfig) instead |
IndexWriter(Directory d,
Analyzer a,
boolean create,
IndexWriter.MaxFieldLength mfl) |
Deprecated.
use
IndexWriter(Directory, IndexWriterConfig) instead |
IndexWriter(Directory d,
Analyzer a,
IndexDeletionPolicy deletionPolicy,
IndexWriter.MaxFieldLength mfl) |
Deprecated.
use
IndexWriter(Directory, IndexWriterConfig) instead |
IndexWriter(Directory d,
Analyzer a,
IndexDeletionPolicy deletionPolicy,
IndexWriter.MaxFieldLength mfl,
IndexCommit commit) |
Deprecated.
use
IndexWriter(Directory, IndexWriterConfig) instead |
IndexWriter(Directory d,
Analyzer a,
IndexWriter.MaxFieldLength mfl) |
Deprecated.
use
IndexWriter(Directory, IndexWriterConfig) instead |
IndexWriter(Directory d,
IndexWriterConfig conf) |
Constructs a new IndexWriter per the settings given in
conf . |
MergeException(String message,
Directory dir) |
|
MergeException(Throwable exc,
Directory dir) |
|
PersistentSnapshotDeletionPolicy(IndexDeletionPolicy primary,
Directory dir,
IndexWriterConfig.OpenMode mode,
Version matchVersion) |
PersistentSnapshotDeletionPolicy wraps another
IndexDeletionPolicy to enable flexible snapshotting. |
SegmentInfo(String name,
int docCount,
Directory dir,
boolean isCompoundFile,
boolean hasSingleNormFile,
boolean hasProx,
boolean hasVectors) |
|
SegmentWriteState(PrintStream infoStream,
Directory directory,
String segmentName,
FieldInfos fieldInfos,
int numDocs,
int termIndexInterval,
org.apache.lucene.index.BufferedDeletes segDeletes) |
Modifier and Type | Method | Description |
---|---|---|
long |
NRTManager.TrackingIndexWriter.addIndexes(Directory... dirs) |
Constructor | Description |
---|---|
IndexSearcher(Directory path) |
Deprecated.
use
IndexSearcher(IndexReader) instead. |
IndexSearcher(Directory path,
boolean readOnly) |
Deprecated.
Use
IndexSearcher(IndexReader) instead. |
SearcherManager(Directory dir,
SearcherFactory searcherFactory) |
Creates and returns a new SearcherManager from the given
Directory . |
Modifier and Type | Class | Description |
---|---|---|
class |
FileSwitchDirectory |
Expert: A Directory instance that switches files between
two other Directory instances.
|
class |
FSDirectory |
|
class |
MMapDirectory |
File-based
Directory implementation that uses
mmap for reading, and FSDirectory.FSIndexOutput for writing. |
class |
NIOFSDirectory |
An
FSDirectory implementation that uses java.nio's FileChannel's
positional read, which allows multiple threads to read from the same file
without synchronizing. |
class |
NRTCachingDirectory |
Wraps a
RAMDirectory
around any provided delegate directory, to
be used during NRT search. |
class |
RAMDirectory |
A memory-resident
Directory implementation. |
class |
SimpleFSDirectory |
A straightforward implementation of
FSDirectory
using java.io.RandomAccessFile. |
Modifier and Type | Method | Description |
---|---|---|
Directory |
FileSwitchDirectory.getPrimaryDir() |
Return the primary directory
|
Directory |
FileSwitchDirectory.getSecondaryDir() |
Return the secondary directory
|
Modifier and Type | Method | Description |
---|---|---|
void |
Directory.copy(Directory to,
String src,
String dest) |
Copies the file src to
Directory to under the new
file name dest. |
static void |
Directory.copy(Directory src,
Directory dest,
boolean closeDirSrc) |
Deprecated.
should be replaced with calls to
copy(Directory, String, String) for every file that
needs copying. |
Constructor | Description |
---|---|
FileSwitchDirectory(Set<String> primaryExtensions,
Directory primaryDir,
Directory secondaryDir,
boolean doClose) |
|
NRTCachingDirectory(Directory delegate,
double maxMergeSizeMB,
double maxCachedMB) |
We will cache a newly created output if 1) it's a
flush or a merge and the estimated size of the merged segment is <=
maxMergeSizeMB, and 2) the total cached bytes is <=
maxCachedMB
|
RAMDirectory(Directory dir) |
Creates a new
RAMDirectory instance from a different
Directory implementation. |
Modifier and Type | Method | Description |
---|---|---|
static Class<? extends Directory> |
CommandLineUtil.loadDirectoryClass(String clazzName) |
Loads a specific Directory implementation
|
Modifier and Type | Method | Description |
---|---|---|
void |
BitVector.write(Directory d,
String name) |
Writes this vector to the file
name in Directory
d , in a format that can be read by the constructor BitVector(Directory, String) . |
Constructor | Description |
---|---|
BitVector(Directory d,
String name) |
Constructs a bit vector from the file
name in Directory
d , as written by the BitVector.write(org.apache.lucene.store.Directory, java.lang.String) method. |
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