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java.lang.Objectorg.apache.hadoop.hbase.regionserver.MinorCompactingStoreScanner
public class MinorCompactingStoreScanner
A scanner that does a minor compaction at the same time. Doesn't need to implement ChangedReadersObserver, since it doesn't scan memstore, only store files and optionally the memstore-snapshot.
Method Summary | |
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void |
close()
Close the KeyValue scanner. |
KeyValue |
next()
Return the next KeyValue in this scanner, iterating the scanner |
boolean |
next(HFile.Writer writer)
High performance merge scan. |
boolean |
next(List<KeyValue> results)
Grab the next row's worth of values. |
KeyValue |
peek()
Look at the next KeyValue in this scanner, but do not iterate scanner. |
boolean |
seek(KeyValue key)
Seek the scanner at or after the specified KeyValue. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Method Detail |
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public KeyValue peek()
KeyValueScanner
peek
in interface KeyValueScanner
public KeyValue next()
KeyValueScanner
next
in interface KeyValueScanner
public boolean seek(KeyValue key)
KeyValueScanner
seek
in interface KeyValueScanner
public boolean next(HFile.Writer writer) throws IOException
writer
-
IOException
public boolean next(List<KeyValue> results) throws IOException
InternalScanner
next
in interface InternalScanner
IOException
public void close()
KeyValueScanner
close
in interface Closeable
close
in interface InternalScanner
close
in interface KeyValueScanner
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