Class SignalBasedIncrementalSnapshotChangeEventSource<T extends DataCollectionId>
- java.lang.Object
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- io.debezium.pipeline.source.snapshot.incremental.AbstractIncrementalSnapshotChangeEventSource<T>
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- io.debezium.pipeline.source.snapshot.incremental.SignalBasedIncrementalSnapshotChangeEventSource<T>
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- All Implemented Interfaces:
IncrementalSnapshotChangeEventSource<T>
@NotThreadSafe public class SignalBasedIncrementalSnapshotChangeEventSource<T extends DataCollectionId> extends AbstractIncrementalSnapshotChangeEventSource<T>
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Field Summary
Fields Modifier and Type Field Description private static org.slf4j.Logger
LOGGER
private String
signalWindowStatement
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Fields inherited from class io.debezium.pipeline.source.snapshot.incremental.AbstractIncrementalSnapshotChangeEventSource
context, dispatcher, jdbcConnection, window
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Constructor Summary
Constructors Constructor Description SignalBasedIncrementalSnapshotChangeEventSource(CommonConnectorConfig config, JdbcConnection jdbcConnection, EventDispatcher<T> dispatcher, DatabaseSchema<?> databaseSchema, Clock clock, SnapshotProgressListener progressListener, DataChangeEventListener dataChangeEventListener)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected void
emitWindowClose()
Update high watermark for the incremental snapshot chunkprotected void
emitWindowOpen()
Update low watermark for the incremental snapshot chunkvoid
processMessage(Partition partition, DataCollectionId dataCollectionId, Object key, OffsetContext offsetContext)
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Methods inherited from class io.debezium.pipeline.source.snapshot.incremental.AbstractIncrementalSnapshotChangeEventSource
addDataCollectionNamesToSnapshot, addKeyColumnsToCondition, buildChunkQuery, buildMaxPrimaryKeyQuery, closeWindow, deduplicateWindow, getChangeRecordEmitter, getSignalTableName, init, postIncrementalSnapshotCompleted, postReadChunk, preReadChunk, readChunk, readTableChunkStatement, sendEvent, sendWindowEvents, setContext
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface io.debezium.pipeline.source.snapshot.incremental.IncrementalSnapshotChangeEventSource
processFilteredEvent, processHeartbeat, processTransactionCommittedEvent, processTransactionStartedEvent
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Field Detail
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LOGGER
private static final org.slf4j.Logger LOGGER
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signalWindowStatement
private final String signalWindowStatement
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Constructor Detail
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SignalBasedIncrementalSnapshotChangeEventSource
public SignalBasedIncrementalSnapshotChangeEventSource(CommonConnectorConfig config, JdbcConnection jdbcConnection, EventDispatcher<T> dispatcher, DatabaseSchema<?> databaseSchema, Clock clock, SnapshotProgressListener progressListener, DataChangeEventListener dataChangeEventListener)
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Method Detail
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processMessage
public void processMessage(Partition partition, DataCollectionId dataCollectionId, Object key, OffsetContext offsetContext)
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emitWindowOpen
protected void emitWindowOpen() throws SQLException
Description copied from class:AbstractIncrementalSnapshotChangeEventSource
Update low watermark for the incremental snapshot chunk- Specified by:
emitWindowOpen
in classAbstractIncrementalSnapshotChangeEventSource<T extends DataCollectionId>
- Throws:
SQLException
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emitWindowClose
protected void emitWindowClose() throws SQLException
Description copied from class:AbstractIncrementalSnapshotChangeEventSource
Update high watermark for the incremental snapshot chunk- Specified by:
emitWindowClose
in classAbstractIncrementalSnapshotChangeEventSource<T extends DataCollectionId>
- Throws:
SQLException
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