Package org.apache.iotdb.db.wal.node

Class WALFakeNode

java.lang.Object

org.apache.iotdb.db.wal.node.WALFakeNode

All Implemented Interfaces:

java.lang.AutoCloseable, org.apache.iotdb.consensus.common.DataSet, org.apache.iotdb.consensus.multileader.wal.ConsensusReqReader, FlushListener, IWALNode

public class WALFakeNode
extends java.lang.Object
implements IWALNode

This class provides fake wal node when wal is disabled or exception happens.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.iotdb.consensus.multileader.wal.ConsensusReqReader

org.apache.iotdb.consensus.multileader.wal.ConsensusReqReader.ReqIterator

Nested classes/interfaces inherited from interface org.apache.iotdb.db.engine.flush.FlushListener

FlushListener.DefaultMemTableFLushListener

Field Summary

Fields inherited from interface org.apache.iotdb.consensus.multileader.wal.ConsensusReqReader

DEFAULT_SAFELY_DELETED_SEARCH_INDEX, DEFAULT_SEARCH_INDEX

Constructor Summary

Constructors

Constructor	Description
WALFakeNode(AbstractResultListener.Status status, java.lang.Exception cause)

Method Summary

Modifier and Type	Method	Description
void	close()
long	getCurrentSearchIndex()
static WALFakeNode	getFailureInstance(java.lang.Exception e)
org.apache.iotdb.consensus.multileader.wal.ConsensusReqReader.ReqIterator	getReqIterator(long startIndex)
static WALFakeNode	getSuccessInstance()
long	getTotalSize()
WALFlushListener	log(long memTableId, DeleteDataNode deleteDataNode)	Log DeleteDataNode
WALFlushListener	log(long memTableId, InsertRowNode insertRowNode)	Log InsertRowNode
WALFlushListener	log(long memTableId, InsertTabletNode insertTabletNode, int start, int end)	Log InsertTabletNode
WALFlushListener	log(long memTableId, DeletePlan deletePlan)	Log DeletePlan
WALFlushListener	log(long memTableId, InsertRowPlan insertRowPlan)	Log InsertRowPlan
WALFlushListener	log(long memTableId, InsertTabletPlan insertTabletPlan, int start, int end)	Log InsertTabletPlan
void	onMemTableCreated(IMemTable memTable, java.lang.String targetTsFile)	Callback when memTable created
void	onMemTableFlushed(IMemTable memTable)
void	onMemTableFlushStarted(IMemTable memTable)
void	setSafelyDeletedSearchIndex(long safelyDeletedSearchIndex)

Methods inherited from class java.lang.Object

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

Constructor Detail

WALFakeNode

public WALFakeNode(AbstractResultListener.Status status,
                   java.lang.Exception cause)

Method Detail

log

public WALFlushListener log(long memTableId,
                            InsertRowPlan insertRowPlan)

Description copied from interface: IWALNode

Log InsertRowPlan

Specified by:

log in interface IWALNode

log

public WALFlushListener log(long memTableId,
                            InsertRowNode insertRowNode)

Description copied from interface: IWALNode

Log InsertRowNode

Specified by:

log in interface IWALNode

log

public WALFlushListener log(long memTableId,
                            InsertTabletPlan insertTabletPlan,
                            int start,
                            int end)

Description copied from interface: IWALNode

Log InsertTabletPlan

Specified by:

log in interface IWALNode

log

public WALFlushListener log(long memTableId,
                            InsertTabletNode insertTabletNode,
                            int start,
                            int end)

Description copied from interface: IWALNode

Log InsertTabletNode

Specified by:

log in interface IWALNode

log

public WALFlushListener log(long memTableId,
                            DeletePlan deletePlan)

Description copied from interface: IWALNode

Log DeletePlan

Specified by:

log in interface IWALNode

log

public WALFlushListener log(long memTableId,
                            DeleteDataNode deleteDataNode)

Description copied from interface: IWALNode

Log DeleteDataNode

Specified by:

log in interface IWALNode

onMemTableFlushStarted

public void onMemTableFlushStarted(IMemTable memTable)

Specified by:

onMemTableFlushStarted in interface FlushListener

onMemTableFlushed

public void onMemTableFlushed(IMemTable memTable)

Specified by:

onMemTableFlushed in interface FlushListener

onMemTableCreated

public void onMemTableCreated(IMemTable memTable,
                              java.lang.String targetTsFile)

Description copied from interface: IWALNode

Callback when memTable created

Specified by:

onMemTableCreated in interface IWALNode

setSafelyDeletedSearchIndex

public void setSafelyDeletedSearchIndex(long safelyDeletedSearchIndex)

Specified by:

setSafelyDeletedSearchIndex in interface org.apache.iotdb.consensus.multileader.wal.ConsensusReqReader

getReqIterator

public org.apache.iotdb.consensus.multileader.wal.ConsensusReqReader.ReqIterator getReqIterator(long startIndex)

Specified by:

getReqIterator in interface org.apache.iotdb.consensus.multileader.wal.ConsensusReqReader

close

public void close()

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface IWALNode

getCurrentSearchIndex

public long getCurrentSearchIndex()

Specified by:

getCurrentSearchIndex in interface org.apache.iotdb.consensus.multileader.wal.ConsensusReqReader

getTotalSize

public long getTotalSize()

Specified by:

getTotalSize in interface org.apache.iotdb.consensus.multileader.wal.ConsensusReqReader

getFailureInstance

public static WALFakeNode getFailureInstance(java.lang.Exception e)

getSuccessInstance

public static WALFakeNode getSuccessInstance()