org.apache.flink.cdc.connectors.db2.source.fetch

Class Db2ScanFetchTask.Db2SnapshotSplitReadTask

java.lang.Object

io.debezium.pipeline.source.AbstractSnapshotChangeEventSource<io.debezium.connector.db2.Db2Partition,io.debezium.connector.db2.Db2OffsetContext>

org.apache.flink.cdc.connectors.db2.source.fetch.Db2ScanFetchTask.Db2SnapshotSplitReadTask

All Implemented Interfaces:

io.debezium.pipeline.source.spi.ChangeEventSource, io.debezium.pipeline.source.spi.SnapshotChangeEventSource<io.debezium.connector.db2.Db2Partition,io.debezium.connector.db2.Db2OffsetContext>

Enclosing class:

Db2ScanFetchTask

public static class Db2ScanFetchTask.Db2SnapshotSplitReadTask
extends io.debezium.pipeline.source.AbstractSnapshotChangeEventSource<io.debezium.connector.db2.Db2Partition,io.debezium.connector.db2.Db2OffsetContext>

A wrapped task to fetch snapshot split of table.

Nested Class Summary

Nested classes/interfaces inherited from class io.debezium.pipeline.source.AbstractSnapshotChangeEventSource

io.debezium.pipeline.source.AbstractSnapshotChangeEventSource.SnapshotContext<P extends io.debezium.pipeline.spi.Partition,O extends io.debezium.pipeline.spi.OffsetContext>, io.debezium.pipeline.source.AbstractSnapshotChangeEventSource.SnapshottingTask

Nested classes/interfaces inherited from interface io.debezium.pipeline.source.spi.ChangeEventSource

io.debezium.pipeline.source.spi.ChangeEventSource.ChangeEventSourceContext

Constructor Summary

Constructors

Constructor and Description

Db2SnapshotSplitReadTask(io.debezium.connector.db2.Db2ConnectorConfig connectorConfig, io.debezium.connector.db2.Db2OffsetContext previousOffset, io.debezium.pipeline.source.spi.SnapshotProgressListener<io.debezium.connector.db2.Db2Partition> snapshotProgressListener, io.debezium.connector.db2.Db2DatabaseSchema databaseSchema, Db2Connection jdbcConnection, org.apache.flink.cdc.connectors.base.relational.JdbcSourceEventDispatcher<io.debezium.connector.db2.Db2Partition> dispatcher, io.debezium.pipeline.EventDispatcher.SnapshotReceiver<io.debezium.connector.db2.Db2Partition> snapshotReceiver, org.apache.flink.cdc.connectors.base.source.meta.split.SnapshotSplit snapshotSplit)

Method Summary

Modifier and Type	Method and Description
protected io.debezium.pipeline.spi.SnapshotResult<io.debezium.connector.db2.Db2OffsetContext>	doExecute(io.debezium.pipeline.source.spi.ChangeEventSource.ChangeEventSourceContext context, io.debezium.connector.db2.Db2OffsetContext previousOffset, io.debezium.pipeline.source.AbstractSnapshotChangeEventSource.SnapshotContext<io.debezium.connector.db2.Db2Partition,io.debezium.connector.db2.Db2OffsetContext> snapshotContext, io.debezium.pipeline.source.AbstractSnapshotChangeEventSource.SnapshottingTask snapshottingTask)
io.debezium.pipeline.spi.SnapshotResult<io.debezium.connector.db2.Db2OffsetContext>	execute(io.debezium.pipeline.source.spi.ChangeEventSource.ChangeEventSourceContext context, io.debezium.connector.db2.Db2Partition partition, io.debezium.connector.db2.Db2OffsetContext previousOffset)
protected io.debezium.pipeline.spi.ChangeRecordEmitter<io.debezium.connector.db2.Db2Partition>	getChangeRecordEmitter(org.apache.flink.cdc.connectors.db2.source.fetch.Db2ScanFetchTask.Db2SnapshotSplitReadTask.Db2SnapshotContext snapshotContext, io.debezium.relational.TableId tableId, Object[] row)
protected io.debezium.pipeline.source.AbstractSnapshotChangeEventSource.SnapshottingTask	getSnapshottingTask(io.debezium.connector.db2.Db2Partition partition, io.debezium.connector.db2.Db2OffsetContext previousOffset)
protected org.apache.flink.cdc.connectors.db2.source.fetch.Db2ScanFetchTask.Db2SnapshotSplitReadTask.Db2SnapshotContext	prepare(io.debezium.connector.db2.Db2Partition partition)

Methods inherited from class io.debezium.pipeline.source.AbstractSnapshotChangeEventSource

complete, delaySnapshotIfNeeded, determineDataCollectionsToBeSnapshotted

Methods inherited from class java.lang.Object

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

Constructor Detail

Db2SnapshotSplitReadTask

public Db2SnapshotSplitReadTask(io.debezium.connector.db2.Db2ConnectorConfig connectorConfig,
                                io.debezium.connector.db2.Db2OffsetContext previousOffset,
                                io.debezium.pipeline.source.spi.SnapshotProgressListener<io.debezium.connector.db2.Db2Partition> snapshotProgressListener,
                                io.debezium.connector.db2.Db2DatabaseSchema databaseSchema,
                                Db2Connection jdbcConnection,
                                org.apache.flink.cdc.connectors.base.relational.JdbcSourceEventDispatcher<io.debezium.connector.db2.Db2Partition> dispatcher,
                                io.debezium.pipeline.EventDispatcher.SnapshotReceiver<io.debezium.connector.db2.Db2Partition> snapshotReceiver,
                                org.apache.flink.cdc.connectors.base.source.meta.split.SnapshotSplit snapshotSplit)

Method Detail

execute

public io.debezium.pipeline.spi.SnapshotResult<io.debezium.connector.db2.Db2OffsetContext> execute(io.debezium.pipeline.source.spi.ChangeEventSource.ChangeEventSourceContext context,
                                                                                                   io.debezium.connector.db2.Db2Partition partition,
                                                                                                   io.debezium.connector.db2.Db2OffsetContext previousOffset)
                                                                                            throws InterruptedException

Specified by:

execute in interface io.debezium.pipeline.source.spi.SnapshotChangeEventSource<io.debezium.connector.db2.Db2Partition,io.debezium.connector.db2.Db2OffsetContext>

Overrides:

execute in class io.debezium.pipeline.source.AbstractSnapshotChangeEventSource<io.debezium.connector.db2.Db2Partition,io.debezium.connector.db2.Db2OffsetContext>

Throws:

InterruptedException

doExecute

protected io.debezium.pipeline.spi.SnapshotResult<io.debezium.connector.db2.Db2OffsetContext> doExecute(io.debezium.pipeline.source.spi.ChangeEventSource.ChangeEventSourceContext context,
                                                                                                        io.debezium.connector.db2.Db2OffsetContext previousOffset,
                                                                                                        io.debezium.pipeline.source.AbstractSnapshotChangeEventSource.SnapshotContext<io.debezium.connector.db2.Db2Partition,io.debezium.connector.db2.Db2OffsetContext> snapshotContext,
                                                                                                        io.debezium.pipeline.source.AbstractSnapshotChangeEventSource.SnapshottingTask snapshottingTask)
                                                                                                 throws Exception

Specified by:

doExecute in class io.debezium.pipeline.source.AbstractSnapshotChangeEventSource<io.debezium.connector.db2.Db2Partition,io.debezium.connector.db2.Db2OffsetContext>

Throws:

Exception

getSnapshottingTask

protected io.debezium.pipeline.source.AbstractSnapshotChangeEventSource.SnapshottingTask getSnapshottingTask(io.debezium.connector.db2.Db2Partition partition,
                                                                                                             io.debezium.connector.db2.Db2OffsetContext previousOffset)

Specified by:

getSnapshottingTask in class io.debezium.pipeline.source.AbstractSnapshotChangeEventSource<io.debezium.connector.db2.Db2Partition,io.debezium.connector.db2.Db2OffsetContext>

prepare

protected org.apache.flink.cdc.connectors.db2.source.fetch.Db2ScanFetchTask.Db2SnapshotSplitReadTask.Db2SnapshotContext prepare(io.debezium.connector.db2.Db2Partition partition)
                                                                                                                         throws Exception

Specified by:

prepare in class io.debezium.pipeline.source.AbstractSnapshotChangeEventSource<io.debezium.connector.db2.Db2Partition,io.debezium.connector.db2.Db2OffsetContext>

Throws:

Exception

getChangeRecordEmitter

protected io.debezium.pipeline.spi.ChangeRecordEmitter<io.debezium.connector.db2.Db2Partition> getChangeRecordEmitter(org.apache.flink.cdc.connectors.db2.source.fetch.Db2ScanFetchTask.Db2SnapshotSplitReadTask.Db2SnapshotContext snapshotContext,
                                                                                                                      io.debezium.relational.TableId tableId,
                                                                                                                      Object[] row)