Package org.iq80.leveldb.impl

Class Version

java.lang.Object
org.iq80.leveldb.impl.Version
All Implemented Interfaces:
Iterable<Map.Entry<InternalKey,Slice>>, SeekingIterable<InternalKey,Slice>
public class Version extends Object implements SeekingIterable<InternalKey,Slice>

  • Field Details

    • retained

      private final AtomicInteger retained

    • versionSet

      private final VersionSet versionSet

    • level0

      private final Level0 level0

    • levels

      private final List<Level> levels

    • compactionLevel

      private int compactionLevel

    • compactionScore

      private double compactionScore

    • fileToCompact

      private FileMetaData fileToCompact

    • fileToCompactLevel

      private int fileToCompactLevel

  • Constructor Details

  • Method Details

    • assertNoOverlappingFiles

      public void assertNoOverlappingFiles()

    • assertNoOverlappingFiles

      public void assertNoOverlappingFiles(int level)

    • getTableCache

      private TableCache getTableCache()

    • getInternalKeyComparator

      public final InternalKeyComparator getInternalKeyComparator()

    • getCompactionLevel

      public int getCompactionLevel()

    • setCompactionLevel

      public void setCompactionLevel(int compactionLevel)

    • getCompactionScore

      public double getCompactionScore()

    • setCompactionScore

      public void setCompactionScore(double compactionScore)

    • iterator

      public MergingIterator iterator()
      Specified by:
      iterator in interface Iterable<Map.Entry<InternalKey,Slice>>
      Specified by:
      iterator in interface SeekingIterable<InternalKey,Slice>

    • getLevel0Files

      List<InternalTableIterator> getLevel0Files()

    • getLevelIterators

      List<LevelIterator> getLevelIterators()

    • get

      public LookupResult get(LookupKey key)

    • pickLevelForMemTableOutput

      int pickLevelForMemTableOutput(Slice smallestUserKey, Slice largestUserKey)

    • overlapInLevel

      public boolean overlapInLevel(int level, Slice smallestUserKey, Slice largestUserKey)

    • numberOfLevels

      public int numberOfLevels()

    • numberOfFilesInLevel

      public int numberOfFilesInLevel(int level)

    • getFiles

      public com.google.common.collect.Multimap<Integer,FileMetaData> getFiles()

    • getFiles

      public List<FileMetaData> getFiles(int level)

    • addFile

      public void addFile(int level, FileMetaData fileMetaData)

    • updateStats

      private boolean updateStats(int seekFileLevel, FileMetaData seekFile)

    • getFileToCompact

      public FileMetaData getFileToCompact()

    • getFileToCompactLevel

      public int getFileToCompactLevel()

    • getApproximateOffsetOf

      public long getApproximateOffsetOf(InternalKey key)

    • retain

      public void retain()

    • release

      public void release()

    • isDisposed

      public boolean isDisposed()