类 org.apache.hadoop.hbase.regionserver.StoreFileScanner
的使用

使用StoreFileScanner的程序包

程序包	说明
org.apache.hadoop.hbase.regionserver
org.apache.hadoop.hbase.regionserver.compactions

org.apache.hadoop.hbase.regionserver中StoreFileScanner的使用

返回StoreFileScanner的org.apache.hadoop.hbase.regionserver中的方法

限定符和类型	方法和说明
StoreFileScanner	StoreFile.Reader.getStoreFileScanner(boolean cacheBlocks, boolean pread, boolean isCompaction, long readPt, long scannerOrder, boolean canOptimizeForNonNullColumn) Get a scanner to scan over this StoreFile.

返回变量类型为StoreFileScanner的类型的org.apache.hadoop.hbase.regionserver中的方法

限定符和类型	方法和说明
static List<StoreFileScanner>	StoreFileScanner.getScannersForStoreFiles(Collection<StoreFile> files, boolean cacheBlocks, boolean usePread, boolean isCompaction, boolean useDropBehind, long readPt) Return an array of scanners corresponding to the given set of store files.
static List<StoreFileScanner>	StoreFileScanner.getScannersForStoreFiles(Collection<StoreFile> files, boolean cacheBlocks, boolean usePread, boolean isCompaction, boolean canUseDrop, ScanQueryMatcher matcher, long readPt)
static List<StoreFileScanner>	StoreFileScanner.getScannersForStoreFiles(Collection<StoreFile> files, boolean cacheBlocks, boolean usePread, boolean isCompaction, boolean canUseDrop, ScanQueryMatcher matcher, long readPt, boolean isPrimaryReplica) Return an array of scanners corresponding to the given set of store files, And set the ScanQueryMatcher for each store file scanner for further optimization
static List<StoreFileScanner>	StoreFileScanner.getScannersForStoreFiles(Collection<StoreFile> files, boolean cacheBlocks, boolean usePread, long readPt) Return an array of scanners corresponding to the given set of store files.

类型变量类型为StoreFileScanner的org.apache.hadoop.hbase.regionserver中的方法参数

限定符和类型	方法和说明
InternalScanner	RegionCoprocessorHost.preCompactScannerOpen(Store store, List<StoreFileScanner> scanners, ScanType scanType, long earliestPutTs, CompactionRequest request, long readPoint) See RegionObserver.preCompactScannerOpen(ObserverContext, Store, List, ScanType, long, InternalScanner, CompactionRequest, long)

org.apache.hadoop.hbase.regionserver.compactions中StoreFileScanner的使用

返回变量类型为StoreFileScanner的类型的org.apache.hadoop.hbase.regionserver.compactions中的方法

限定符和类型	方法和说明
protected List<StoreFileScanner>	Compactor.createFileScanners(Collection<StoreFile> filesToCompact, long smallestReadPoint, boolean useDropBehind) Creates file scanners for compaction.

类型变量类型为StoreFileScanner的org.apache.hadoop.hbase.regionserver.compactions中的方法参数

限定符和类型	方法和说明
InternalScanner	Compactor.InternalScannerFactory.createScanner(List<StoreFileScanner> scanners, ScanType scanType, Compactor.FileDetails fd, long smallestReadPoint)
protected InternalScanner	Compactor.createScanner(Store store, List<StoreFileScanner> scanners, long smallestReadPoint, long earliestPutTs, byte[] dropDeletesFromRow, byte[] dropDeletesToRow)
protected InternalScanner	Compactor.createScanner(Store store, List<StoreFileScanner> scanners, ScanType scanType, long smallestReadPoint, long earliestPutTs)
protected InternalScanner	Compactor.preCreateCoprocScanner(CompactionRequest request, ScanType scanType, long earliestPutTs, List<StoreFileScanner> scanners, User user, long readPoint) Calls coprocessor, if any, to create compaction scanner - before normal scanner creation.