Package io.debezium.connector.mysql.strategy.mysql

Class MySqlReadOnlyIncrementalSnapshotContext<T>

java.lang.Object

io.debezium.pipeline.source.snapshot.incremental.AbstractIncrementalSnapshotContext<T>

io.debezium.connector.mysql.strategy.mysql.MySqlReadOnlyIncrementalSnapshotContext<T>

All Implemented Interfaces:

IncrementalSnapshotContext<T>

public class MySqlReadOnlyIncrementalSnapshotContext<T>
extends AbstractIncrementalSnapshotContext<T>

Field Summary

Fields

Modifier and Type	Field	Description
private MySqlGtidSet	highWatermark
private static final org.slf4j.Logger	LOGGER
private MySqlGtidSet	lowWatermark
private MySqlGtidSet	previousHighWatermark
private MySqlGtidSet	previousLowWatermark
static final String	SIGNAL_OFFSET
private Long	signalOffset

Fields inherited from class io.debezium.pipeline.source.snapshot.incremental.AbstractIncrementalSnapshotContext

CORRELATION_ID, EVENT_PRIMARY_KEY, INCREMENTAL_SNAPSHOT_KEY, TABLE_MAXIMUM_KEY, windowOpened

Constructor Summary

Constructors

Constructor	Description
MySqlReadOnlyIncrementalSnapshotContext()
MySqlReadOnlyIncrementalSnapshotContext(boolean useCatalogBeforeSchema)

Method Summary

Modifier and Type	Method	Description
void	closeWindow()
String	getCurrentGtid(OffsetContext offsetContext)
Long	getSignalOffset()
private MySqlGtidSet.UUIDSet	getUuidSet(String serverId)
protected static <U> IncrementalSnapshotContext<U>	init(MySqlReadOnlyIncrementalSnapshotContext<U> context, Map<String,?> offsets)
static <U> MySqlReadOnlyIncrementalSnapshotContext<U>	load(Map<String,?> offsets)
static <U> MySqlReadOnlyIncrementalSnapshotContext<U>	load(Map<String,?> offsets, boolean useCatalogBeforeSchema)
boolean	reachedHighWatermark(String currentGtid)
boolean	serverUuidChanged()
void	setHighWatermark(MySqlGtidSet highWatermark)
void	setLowWatermark(MySqlGtidSet lowWatermark)
void	setSignalOffset(Long signalOffset)
Map<String,Object>	store(Map<String,Object> offset)
boolean	updateWindowState(OffsetContext offsetContext)
boolean	watermarksChanged()

Methods inherited from class io.debezium.pipeline.source.snapshot.incremental.AbstractIncrementalSnapshotContext

addDataCollectionNamesToSnapshot, chunkEndPosititon, closeWindow, currentChunkId, currentDataCollectionId, dataCollectionsToBeSnapshottedCount, deduplicationNeeded, getCorrelationId, getDataCollections, getSchema, init, isNonInitialChunk, isSchemaVerificationPassed, isSnapshotPaused, maximumKey, maximumKey, nextChunkPosition, nextDataCollection, openWindow, pauseSnapshot, removeDataCollectionFromSnapshot, resumeSnapshot, revertChunk, sendEvent, setSchema, setSchemaVerificationPassed, snapshotRunning, startNewChunk, stopSnapshot, toString, unsetCorrelationId

Methods inherited from class java.lang.Object

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

Field Details

LOGGER

private static final org.slf4j.Logger LOGGER

previousLowWatermark

private MySqlGtidSet previousLowWatermark

previousHighWatermark

private MySqlGtidSet previousHighWatermark

lowWatermark

private MySqlGtidSet lowWatermark

highWatermark

private MySqlGtidSet highWatermark

signalOffset

private Long signalOffset

SIGNAL_OFFSET

public static final String SIGNAL_OFFSET

See Also:

• Constant Field Values

Constructor Details

MySqlReadOnlyIncrementalSnapshotContext

public MySqlReadOnlyIncrementalSnapshotContext()

MySqlReadOnlyIncrementalSnapshotContext

public MySqlReadOnlyIncrementalSnapshotContext(boolean useCatalogBeforeSchema)

Method Details

init

protected static <U> IncrementalSnapshotContext<U> init(MySqlReadOnlyIncrementalSnapshotContext<U> context,
 Map<String,?> offsets)

load

public static <U>
MySqlReadOnlyIncrementalSnapshotContext<U> load(Map<String,?> offsets)

load

public static <U>
MySqlReadOnlyIncrementalSnapshotContext<U> load(Map<String,?> offsets,
 boolean useCatalogBeforeSchema)

setLowWatermark

public void setLowWatermark(MySqlGtidSet lowWatermark)

setHighWatermark

public void setHighWatermark(MySqlGtidSet highWatermark)

updateWindowState

public boolean updateWindowState(OffsetContext offsetContext)

reachedHighWatermark

public boolean reachedHighWatermark(String currentGtid)

getCurrentGtid

public String getCurrentGtid(OffsetContext offsetContext)

closeWindow

public void closeWindow()

getUuidSet

private MySqlGtidSet.UUIDSet getUuidSet(String serverId)

serverUuidChanged

public boolean serverUuidChanged()

getSignalOffset

public Long getSignalOffset()

setSignalOffset

public void setSignalOffset(Long signalOffset)

store

public Map<String,Object> store(Map<String,Object> offset)

Specified by:

store in interface IncrementalSnapshotContext<T>

Overrides:

store in class AbstractIncrementalSnapshotContext<T>

watermarksChanged

public boolean watermarksChanged()