7 #ifndef INDEXFILEDELETER_H
8 #define INDEXFILEDELETER_H
94 void refresh(
const String& segmentName);
114 void incRef(
const String& fileName);
116 void decRef(
const String& fileName);
119 bool exists(
const String& fileName);
virtual bool isOptimized()
Returns true if this commit is an optimized index.
CommitPoint(Collection< CommitPointPtr > commitsToDelete, const DirectoryPtr &directory, const SegmentInfosPtr &segmentInfos)
DirectoryPtr directory
Definition: IndexFileDeleter.h:63
String segmentsFileName
Definition: IndexFileDeleter.h:159
bool startingCommitDeleted
Definition: IndexFileDeleter.h:74
boost::shared_ptr< InfoStream > InfoStreamPtr
Definition: LuceneTypes.h:532
Tracks the reference count for a single index file.
Definition: IndexFileDeleter.h:130
Holds details for each commit point. This class is also passed to the deletion policy. Note: this class has a natural ordering that is inconsistent with equals.
Definition: IndexFileDeleter.h:149
boost::shared_ptr< LuceneObject > LuceneObjectPtr
Definition: LuceneTypes.h:539
virtual MapStringString getUserData()
Returns userData, previously passed to IndexWriter#commit(Map) for this commit.
bool exists(const String &fileName)
int64_t gen
Definition: IndexFileDeleter.h:154
int64_t version
Definition: IndexFileDeleter.h:163
bool _isOptimized
Definition: IndexFileDeleter.h:165
void decRef(HashSet< String > files)
static bool VERBOSE_REF_COUNTS
Change to true to see details of reference counts when infoStream != null.
Definition: IndexFileDeleter.h:71
SegmentInfosPtr lastSegmentInfos
Definition: IndexFileDeleter.h:67
RefCountPtr getRefCount(const String &fileName)
Represents a single commit into an index as seen by the IndexDeletionPolicy or IndexReader.
Definition: IndexCommit.h:22
virtual int64_t getGeneration()
Returns the generation (the _N in segments_N) for this IndexCommit.
boost::shared_ptr< RefCount > RefCountPtr
Definition: LuceneTypes.h:206
HashSet< String > deletable
Files that we tried to delete but failed (likely because they are open and we are running on Windows)...
Definition: IndexFileDeleter.h:41
IndexFileDeleter(const DirectoryPtr &directory, const IndexDeletionPolicyPtr &policy, const SegmentInfosPtr &segmentInfos, const InfoStreamPtr &infoStream, const DocumentsWriterPtr &docWriter, HashSet< String > synced)
Initialize the deleter: find all previous commits in the Directory, incref the files they reference...
IndexDeletionPolicyPtr policy
Definition: IndexFileDeleter.h:64
MapStringString userData
Definition: IndexFileDeleter.h:166
void deleteFiles(HashSet< String > files)
virtual HashSet< String > getFileNames()
Returns all index files referenced by this commit point.
Collection< CommitPointPtr > commitsToDelete
Commits that the IndexDeletionPolicy have decided to delete.
Definition: IndexFileDeleter.h:60
boost::shared_ptr< SegmentInfos > SegmentInfosPtr
Definition: LuceneTypes.h:210
boost::shared_ptr< DocumentsWriter > DocumentsWriterPtr
Definition: LuceneTypes.h:123
SegmentInfosPtr getLastSegmentInfos()
boost::shared_ptr< IndexDeletionPolicy > IndexDeletionPolicyPtr
Definition: LuceneTypes.h:153
HashSet< String > synced
Definition: IndexFileDeleter.h:68
boost::shared_ptr< Directory > DirectoryPtr
Definition: LuceneTypes.h:489
virtual void deleteCommit()
Called only be the deletion policy, to remove this commit point from the index.
Collection< IndexCommitPtr > commits
Holds all commits (segments_N) currently in the index. This will have just 1 commit if you are using ...
Definition: IndexFileDeleter.h:54
RefCount(const String &fileName)
Base class for all Lucene classes.
Definition: LuceneObject.h:31
virtual String toString()
Returns a string representation of the object.
void incRef(const SegmentInfosPtr &segmentInfos, bool isCommit)
void deleteFile(const String &fileName)
virtual ~IndexFileDeleter()
int64_t generation
Definition: IndexFileDeleter.h:164
bool deleted
Definition: IndexFileDeleter.h:160
#define LUCENE_CLASS(Name)
Definition: LuceneObject.h:24
Definition: AbstractAllTermDocs.h:12
void message(const String &message)
Collection< HashSet< String > > lastFiles
Holds files we had incref'd from the previous non-commit checkpoint.
Definition: IndexFileDeleter.h:57
int32_t count
Definition: IndexFileDeleter.h:140
void setInfoStream(const InfoStreamPtr &infoStream)
DocumentsWriterPtr docWriter
Definition: IndexFileDeleter.h:65
String fileName
Definition: IndexFileDeleter.h:135
void checkpoint(const SegmentInfosPtr &segmentInfos, bool isCommit)
For definition of "check point" see IndexWriter comments: "Clarification: Check Points (and commits)"...
void deleteNewFiles(HashSet< String > files)
Deletes the specified files, but only if they are new (have not yet been incref'd).
virtual DirectoryPtr getDirectory()
Returns the Directory for the index.
virtual int32_t compareTo(const LuceneObjectPtr &other)
Compare two objects.
virtual int64_t getVersion()
Returns the version for this IndexCommit.
void deleteCommits()
Remove the CommitPoints in the commitsToDelete List by DecRef'ing all files from each SegmentInfos...
Collection< CommitPointPtr > commitsToDelete
Definition: IndexFileDeleter.h:162
MapStringRefCount refCounts
Reference count for all files in the index. Counts how many existing commits reference a file...
Definition: IndexFileDeleter.h:49
InfoStreamPtr infoStream
Definition: IndexFileDeleter.h:62
HashSet< String > files
Definition: IndexFileDeleter.h:158
void deletePendingFiles()
bool initDone
Definition: IndexFileDeleter.h:139
DirectoryPtr directory
Definition: IndexFileDeleter.h:161
virtual String getSegmentsFileName()
Get the segments file (segments_N) associated with this commit point.
This class keeps track of each SegmentInfos instance that is still "live", either because it correspo...
Definition: IndexFileDeleter.h:34