Uses of Class
org.apache.lucene.store.Directory

Packages that use Directory
org.apache.lucene.codecs Codecs API: API for customization of the encoding and structure of the index. 
org.apache.lucene.codecs.compressing StoredFieldsFormat that allows cross-document and cross-field compression of stored fields. 
org.apache.lucene.codecs.lucene3x Codec to support Lucene 3.x indexes (readonly) 
org.apache.lucene.codecs.lucene40 Lucene 4.0 file format. 
org.apache.lucene.codecs.lucene41 Lucene 4.1 file format. 
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. 
 

Uses of Directory in org.apache.lucene.codecs
 

Methods in org.apache.lucene.codecs with parameters of type Directory
abstract  StoredFieldsReader StoredFieldsFormat.fieldsReader(Directory directory, SegmentInfo si, FieldInfos fn, IOContext context)
          Returns a StoredFieldsReader to load stored fields.
abstract  StoredFieldsWriter StoredFieldsFormat.fieldsWriter(Directory directory, SegmentInfo si, IOContext context)
          Returns a StoredFieldsWriter to write stored fields.
abstract  SegmentInfo SegmentInfoReader.read(Directory directory, String segmentName, IOContext context)
          Read SegmentInfo data from a directory.
abstract  FieldInfos FieldInfosReader.read(Directory directory, String segmentName, IOContext iocontext)
          Read the FieldInfos previously written with FieldInfosWriter.
abstract  Bits LiveDocsFormat.readLiveDocs(Directory dir, SegmentInfoPerCommit info, IOContext context)
          Read live docs bits.
abstract  TermVectorsReader TermVectorsFormat.vectorsReader(Directory directory, SegmentInfo segmentInfo, FieldInfos fieldInfos, IOContext context)
          Returns a TermVectorsReader to read term vectors.
abstract  TermVectorsWriter TermVectorsFormat.vectorsWriter(Directory directory, SegmentInfo segmentInfo, IOContext context)
          Returns a TermVectorsWriter to write term vectors.
abstract  void SegmentInfoWriter.write(Directory dir, SegmentInfo info, FieldInfos fis, IOContext ioContext)
          Write SegmentInfo data.
abstract  void FieldInfosWriter.write(Directory directory, String segmentName, FieldInfos infos, IOContext context)
          Writes the provided FieldInfos to the directory.
abstract  void LiveDocsFormat.writeLiveDocs(MutableBits bits, Directory dir, SegmentInfoPerCommit info, int newDelCount, IOContext context)
          Persist live docs bits.
 

Constructors in org.apache.lucene.codecs with parameters of type Directory
BlockTreeTermsReader(Directory dir, FieldInfos fieldInfos, SegmentInfo info, PostingsReaderBase postingsReader, IOContext ioContext, String segmentSuffix, int indexDivisor)
          Sole constructor.
 

Uses of Directory in org.apache.lucene.codecs.compressing
 

Methods in org.apache.lucene.codecs.compressing with parameters of type Directory
 StoredFieldsReader CompressingStoredFieldsFormat.fieldsReader(Directory directory, SegmentInfo si, FieldInfos fn, IOContext context)
           
 StoredFieldsWriter CompressingStoredFieldsFormat.fieldsWriter(Directory directory, SegmentInfo si, IOContext context)
           
 TermVectorsReader CompressingTermVectorsFormat.vectorsReader(Directory directory, SegmentInfo segmentInfo, FieldInfos fieldInfos, IOContext context)
           
 TermVectorsWriter CompressingTermVectorsFormat.vectorsWriter(Directory directory, SegmentInfo segmentInfo, IOContext context)
           
 

Constructors in org.apache.lucene.codecs.compressing with parameters of type Directory
CompressingStoredFieldsReader(Directory d, SegmentInfo si, String segmentSuffix, FieldInfos fn, IOContext context, String formatName, CompressionMode compressionMode)
          Sole constructor.
CompressingStoredFieldsWriter(Directory directory, SegmentInfo si, String segmentSuffix, IOContext context, String formatName, CompressionMode compressionMode, int chunkSize)
          Sole constructor.
CompressingTermVectorsReader(Directory d, SegmentInfo si, String segmentSuffix, FieldInfos fn, IOContext context, String formatName, CompressionMode compressionMode)
          Sole constructor.
CompressingTermVectorsWriter(Directory directory, SegmentInfo si, String segmentSuffix, IOContext context, String formatName, CompressionMode compressionMode, int chunkSize)
          Sole constructor.
 

Uses of Directory in org.apache.lucene.codecs.lucene3x
 

Methods in org.apache.lucene.codecs.lucene3x with parameters of type Directory
 SegmentInfo Lucene3xSegmentInfoReader.read(Directory directory, String segmentName, IOContext context)
          Deprecated.  
static void Lucene3xSegmentInfoReader.readLegacyInfos(SegmentInfos infos, Directory directory, IndexInput input, int format)
          Deprecated.  
 

Uses of Directory in org.apache.lucene.codecs.lucene40
 

Methods in org.apache.lucene.codecs.lucene40 with parameters of type Directory
 StoredFieldsReader Lucene40StoredFieldsFormat.fieldsReader(Directory directory, SegmentInfo si, FieldInfos fn, IOContext context)
           
 StoredFieldsWriter Lucene40StoredFieldsFormat.fieldsWriter(Directory directory, SegmentInfo si, IOContext context)
           
 SegmentInfo Lucene40SegmentInfoReader.read(Directory dir, String segment, IOContext context)
           
 Bits Lucene40LiveDocsFormat.readLiveDocs(Directory dir, SegmentInfoPerCommit info, IOContext context)
           
 TermVectorsReader Lucene40TermVectorsFormat.vectorsReader(Directory directory, SegmentInfo segmentInfo, FieldInfos fieldInfos, IOContext context)
           
 TermVectorsWriter Lucene40TermVectorsFormat.vectorsWriter(Directory directory, SegmentInfo segmentInfo, IOContext context)
           
 void Lucene40SegmentInfoWriter.write(Directory dir, SegmentInfo si, FieldInfos fis, IOContext ioContext)
          Save a single segment's info.
 void Lucene40LiveDocsFormat.writeLiveDocs(MutableBits bits, Directory dir, SegmentInfoPerCommit info, int newDelCount, IOContext context)
           
 

Constructors in org.apache.lucene.codecs.lucene40 with parameters of type Directory
Lucene40PostingsReader(Directory dir, FieldInfos fieldInfos, SegmentInfo segmentInfo, IOContext ioContext, String segmentSuffix)
          Deprecated. Sole constructor.
Lucene40StoredFieldsReader(Directory d, SegmentInfo si, FieldInfos fn, IOContext context)
          Sole constructor.
Lucene40StoredFieldsWriter(Directory directory, String segment, IOContext context)
          Sole constructor.
Lucene40TermVectorsReader(Directory d, SegmentInfo si, FieldInfos fieldInfos, IOContext context)
          Sole constructor.
Lucene40TermVectorsWriter(Directory directory, String segment, IOContext context)
          Sole constructor.
 

Uses of Directory in org.apache.lucene.codecs.lucene41
 

Constructors in org.apache.lucene.codecs.lucene41 with parameters of type Directory
Lucene41PostingsReader(Directory dir, FieldInfos fieldInfos, SegmentInfo segmentInfo, IOContext ioContext, String segmentSuffix)
          Sole constructor.
 

Uses of Directory in org.apache.lucene.index
 

Fields in org.apache.lucene.index declared as Directory
 Directory CheckIndex.Status.dir
          Directory index is in.
protected  Directory ConcurrentMergeScheduler.dir
          Directory that holds the index.
 Directory SegmentInfo.dir
          Where this segment resides.
 Directory SegmentReadState.directory
          Directory where this segment is read from.
 Directory SegmentWriteState.directory
          Directory where this segment will be written to.
protected  Directory DirectoryReader.directory
          The index directory.
 

Methods in org.apache.lucene.index that return Directory
 Directory SegmentReader.directory()
          Returns the directory this index resides in.
 Directory DirectoryReader.directory()
          Returns the directory this index resides in.
 Directory SnapshotDeletionPolicy.SnapshotCommitPoint.getDirectory()
           
 Directory MergePolicy.MergeException.getDirectory()
          Returns the Directory of the index that hit the exception.
 Directory IndexWriter.getDirectory()
          Returns the Directory used by this index.
abstract  Directory IndexCommit.getDirectory()
          Returns the Directory for the index.
 

Methods in org.apache.lucene.index with parameters of type Directory
 void IndexWriter.addIndexes(Directory... dirs)
          Adds all segments from an array of indexes into this index.
 void MergePolicy.OneMerge.checkAborted(Directory dir)
          Called periodically by IndexWriter while merging to see if the merge is aborted.
 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 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 DirectoryReader.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 List<IndexCommit> DirectoryReader.listCommits(Directory dir)
          Returns all commit points that exist in the Directory.
static DirectoryReader IndexReader.open(Directory directory)
          Deprecated. Use DirectoryReader.open(Directory)
static DirectoryReader DirectoryReader.open(Directory directory)
          Returns a IndexReader reading the index in the given Directory
static DirectoryReader IndexReader.open(Directory directory, int termInfosIndexDivisor)
          Deprecated. Use DirectoryReader.open(Directory,int)
static DirectoryReader DirectoryReader.open(Directory directory, int termInfosIndexDivisor)
          Expert: Returns a IndexReader reading the index in the given Directory with the given termInfosIndexDivisor.
 void SegmentInfos.read(Directory directory)
          Find the latest commit (segments_N file) and load all SegmentInfoPerCommits.
 void SegmentInfos.read(Directory directory, String segmentFileName)
          Read a particular segmentFileName.
static Map<String,String> PersistentSnapshotDeletionPolicy.readSnapshotsInfo(Directory dir)
          Reads the snapshots information from the given Directory.
 String MergePolicy.OneMerge.segString(Directory dir)
          Returns a readable description of the current merge state.
 String MergePolicy.MergeSpecification.segString(Directory dir)
          Returns a description of the merges in this specification.
 String SegmentInfos.toString(Directory directory)
          Returns readable description of this segment.
 String SegmentInfoPerCommit.toString(Directory dir, int pendingDelCount)
          Returns a description of this segment.
 String SegmentInfo.toString(Directory dir, int delCount)
          Used for debugging.
static void IndexWriter.unlock(Directory directory)
          Forcibly unlocks the index in the named directory.
static String SegmentInfos.write3xInfo(Directory dir, SegmentInfo si, IOContext context)
          Deprecated. 
 

Constructors in org.apache.lucene.index with parameters of type Directory
CheckIndex(Directory dir)
          Create a new CheckIndex on the directory.
DirectoryReader(Directory directory, AtomicReader[] segmentReaders)
          Expert: Constructs a DirectoryReader on the given subReaders.
IndexUpgrader(Directory dir, IndexWriterConfig iwc, 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, IndexWriterConfig conf)
          Constructs a new IndexWriter per the settings given in conf.
MergePolicy.MergeException(String message, Directory dir)
          Create a MergeException.
MergePolicy.MergeException(Throwable exc, Directory dir)
          Create a MergeException.
MergeState.CheckAbort(MergePolicy.OneMerge merge, Directory dir)
          Creates a #CheckAbort instance.
PersistentSnapshotDeletionPolicy(IndexDeletionPolicy primary, Directory dir, IndexWriterConfig.OpenMode mode, Version matchVersion)
          PersistentSnapshotDeletionPolicy wraps another IndexDeletionPolicy to enable flexible snapshotting.
ReaderManager(Directory dir)
          Creates and returns a new ReaderManager from the given Directory.
SegmentInfo(Directory dir, String version, String name, int docCount, boolean isCompoundFile, Codec codec, Map<String,String> diagnostics, Map<String,String> attributes)
          Construct a new complete SegmentInfo instance from input.
SegmentInfos.FindSegmentsFile(Directory directory)
          Sole constructor.
SegmentReadState(Directory dir, SegmentInfo info, FieldInfos fieldInfos, IOContext context, int termsIndexDivisor)
          Create a SegmentReadState.
SegmentReadState(Directory dir, SegmentInfo info, FieldInfos fieldInfos, IOContext context, int termsIndexDivisor, String segmentSuffix)
          Create a SegmentReadState.
SegmentWriteState(InfoStream infoStream, Directory directory, SegmentInfo segmentInfo, FieldInfos fieldInfos, int termIndexInterval, org.apache.lucene.index.BufferedDeletes segDeletes, IOContext context)
          Sole constructor.
 

Uses of Directory in org.apache.lucene.search
 

Methods in org.apache.lucene.search with parameters of type Directory
 long NRTManager.TrackingIndexWriter.addIndexes(Directory... dirs)
           
 

Constructors in org.apache.lucene.search with parameters of type Directory
SearcherManager(Directory dir, SearcherFactory searcherFactory)
          Creates and returns a new SearcherManager from the given Directory.
 

Uses of Directory in org.apache.lucene.store
 

Subclasses of Directory in org.apache.lucene.store
 class CompoundFileDirectory
          Class for accessing a compound stream.
 class FileSwitchDirectory
          Expert: A Directory instance that switches files between two other Directory instances.
 class FSDirectory
          Base class for Directory implementations that store index files in the file system.
 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 RateLimitedDirectoryWrapper
          A Directory wrapper that allows IndexOutput rate limiting using IO context specific rate limiters.
 class SimpleFSDirectory
          A straightforward implementation of FSDirectory using java.io.RandomAccessFile.
 class TrackingDirectoryWrapper
          A delegating Directory that records which files were written to and deleted.
 

Methods in org.apache.lucene.store that return Directory
 Directory TrackingDirectoryWrapper.getDelegate()
           
 Directory RateLimitedDirectoryWrapper.getDelegate()
           
 Directory NRTCachingDirectory.getDelegate()
           
 Directory CompoundFileDirectory.getDirectory()
           
 Directory FileSwitchDirectory.getPrimaryDir()
          Return the primary directory
 Directory FileSwitchDirectory.getSecondaryDir()
          Return the secondary directory
 

Methods in org.apache.lucene.store with parameters of type Directory
 void TrackingDirectoryWrapper.copy(Directory to, String src, String dest, IOContext context)
           
 void RateLimitedDirectoryWrapper.copy(Directory to, String src, String dest, IOContext context)
           
 void Directory.copy(Directory to, String src, String dest, IOContext context)
          Copies the file src to Directory to under the new file name dest.
 

Constructors in org.apache.lucene.store with parameters of type Directory
CompoundFileDirectory(Directory directory, String fileName, IOContext context, boolean openForWrite)
          Create a new CompoundFileDirectory.
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, IOContext context)
          Creates a new RAMDirectory instance from a different Directory implementation.
RateLimitedDirectoryWrapper(Directory wrapped)
           
TrackingDirectoryWrapper(Directory other)
           
 

Uses of Directory in org.apache.lucene.util
 

Methods in org.apache.lucene.util that return types with arguments of type Directory
static Class<? extends Directory> CommandLineUtil.loadDirectoryClass(String clazzName)
          Loads a specific Directory implementation
 

Methods in org.apache.lucene.util with parameters of type Directory
static void IOUtils.deleteFilesIgnoringExceptions(Directory dir, String... files)
          Deletes all given files, suppressing all thrown IOExceptions.
 



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