org.apache.tephra.hbase.coprocessor.janitor

Class CompactionState

java.lang.Object

org.apache.tephra.hbase.coprocessor.janitor.CompactionState

public class CompactionState
extends Object

Record compaction state for invalid list pruning

Constructor Summary

Constructors

Constructor and Description
CompactionState(org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment env, org.apache.hadoop.hbase.TableName stateTable)

Method Summary

Methods

Modifier and Type	Method and Description
void	persist() Persists the transaction state recorded by record(CompactionRequest, TransactionVisibilityState).
void	record(org.apache.hadoop.hbase.regionserver.compactions.CompactionRequest request, TransactionVisibilityState snapshot) Records the transaction state used for a compaction.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CompactionState

public CompactionState(org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment env,
               org.apache.hadoop.hbase.TableName stateTable)

Method Detail

record

public void record(org.apache.hadoop.hbase.regionserver.compactions.CompactionRequest request,
          @Nullable
          TransactionVisibilityState snapshot)

Records the transaction state used for a compaction. This method is called when the compaction starts.

Parameters:

request - CompactionRequest for the compaction

snapshot - transaction state that will be used for the compaction

persist

public void persist()

Persists the transaction state recorded by record(CompactionRequest, TransactionVisibilityState). This method is called after the compaction has successfully completed.