Package io.debezium.connector.db2

Class Db2SnapshotChangeEventSource

java.lang.Object

io.debezium.pipeline.source.AbstractSnapshotChangeEventSource<P,O>

io.debezium.relational.RelationalSnapshotChangeEventSource<Db2Partition,Db2OffsetContext>

io.debezium.connector.db2.Db2SnapshotChangeEventSource

All Implemented Interfaces:

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

public class Db2SnapshotChangeEventSource
extends io.debezium.relational.RelationalSnapshotChangeEventSource<Db2Partition,Db2OffsetContext>

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	Db2SnapshotChangeEventSource.Db2SnapshotContext	Mutable context which is populated in the course of snapshotting.

Nested classes/interfaces inherited from class io.debezium.relational.RelationalSnapshotChangeEventSource

io.debezium.relational.RelationalSnapshotChangeEventSource.RelationalSnapshotContext<P extends io.debezium.pipeline.spi.Partition,O extends io.debezium.pipeline.spi.OffsetContext>

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

Field Summary

Fields

Modifier and Type	Field	Description
private Db2ConnectorConfig	connectorConfig
private Db2Connection	jdbcConnection
private static org.slf4j.Logger	LOGGER

Fields inherited from class io.debezium.relational.RelationalSnapshotChangeEventSource

clock, dispatcher, SELECT_ALL_PATTERN

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

LOG_INTERVAL

Constructor Summary

Constructors

Constructor	Description
Db2SnapshotChangeEventSource(Db2ConnectorConfig connectorConfig, Db2Connection jdbcConnection, Db2DatabaseSchema schema, io.debezium.pipeline.EventDispatcher<Db2Partition,io.debezium.relational.TableId> dispatcher, io.debezium.util.Clock clock, io.debezium.pipeline.source.spi.SnapshotProgressListener<Db2Partition> snapshotProgressListener)

Method Summary

Modifier and Type	Method	Description
protected void	complete(io.debezium.pipeline.source.AbstractSnapshotChangeEventSource.SnapshotContext<Db2Partition,Db2OffsetContext> snapshotContext)
protected void	connectionCreated(io.debezium.relational.RelationalSnapshotChangeEventSource.RelationalSnapshotContext<Db2Partition,Db2OffsetContext> snapshotContext)
protected void	determineSnapshotOffset(io.debezium.relational.RelationalSnapshotChangeEventSource.RelationalSnapshotContext<Db2Partition,Db2OffsetContext> ctx, Db2OffsetContext previousOffset)
protected Set<io.debezium.relational.TableId>	getAllTableIds(io.debezium.relational.RelationalSnapshotChangeEventSource.RelationalSnapshotContext<Db2Partition,Db2OffsetContext> ctx)
protected io.debezium.schema.SchemaChangeEvent	getCreateTableEvent(io.debezium.relational.RelationalSnapshotChangeEventSource.RelationalSnapshotContext<Db2Partition,Db2OffsetContext> snapshotContext, io.debezium.relational.Table table)
protected Optional<String>	getSnapshotSelect(io.debezium.relational.RelationalSnapshotChangeEventSource.RelationalSnapshotContext<Db2Partition,Db2OffsetContext> snapshotContext, io.debezium.relational.TableId tableId, List<String> columns)	Generate a valid db2 query string for the specified table
protected io.debezium.pipeline.source.AbstractSnapshotChangeEventSource.SnapshottingTask	getSnapshottingTask(Db2Partition partition, Db2OffsetContext previousOffset)
protected void	lockTablesForSchemaSnapshot(io.debezium.pipeline.source.spi.ChangeEventSource.ChangeEventSourceContext sourceContext, io.debezium.relational.RelationalSnapshotChangeEventSource.RelationalSnapshotContext<Db2Partition,Db2OffsetContext> snapshotContext)
protected io.debezium.pipeline.source.AbstractSnapshotChangeEventSource.SnapshotContext<Db2Partition,Db2OffsetContext>	prepare(Db2Partition partition)
protected void	readTableStructure(io.debezium.pipeline.source.spi.ChangeEventSource.ChangeEventSourceContext sourceContext, io.debezium.relational.RelationalSnapshotChangeEventSource.RelationalSnapshotContext<Db2Partition,Db2OffsetContext> snapshotContext, Db2OffsetContext previousOffset)
protected void	releaseSchemaSnapshotLocks(io.debezium.relational.RelationalSnapshotChangeEventSource.RelationalSnapshotContext<Db2Partition,Db2OffsetContext> snapshotContext)

Methods inherited from class io.debezium.relational.RelationalSnapshotChangeEventSource

additionalColumnFilter, createSchemaChangeEventsForTables, createSnapshotConnection, doExecute, enhanceOverriddenSelect, getChangeRecordEmitter, getClock, getColumnValue, getPreparedColumnNames, lastSnapshotRecord, postSnapshot, readTableStatement, releaseDataSnapshotLocks, rowCountForTable, schema, tryStartingSnapshot

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

delaySnapshotIfNeeded, determineDataCollectionsToBeSnapshotted, execute

Methods inherited from class java.lang.Object

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

Field Detail

LOGGER

private static final org.slf4j.Logger LOGGER

connectorConfig

private final Db2ConnectorConfig connectorConfig

jdbcConnection

private final Db2Connection jdbcConnection

Constructor Detail

Db2SnapshotChangeEventSource

public Db2SnapshotChangeEventSource(Db2ConnectorConfig connectorConfig,
                                    Db2Connection jdbcConnection,
                                    Db2DatabaseSchema schema,
                                    io.debezium.pipeline.EventDispatcher<Db2Partition,io.debezium.relational.TableId> dispatcher,
                                    io.debezium.util.Clock clock,
                                    io.debezium.pipeline.source.spi.SnapshotProgressListener<Db2Partition> snapshotProgressListener)

Method Detail

getSnapshottingTask

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

Specified by:

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

prepare

protected io.debezium.pipeline.source.AbstractSnapshotChangeEventSource.SnapshotContext<Db2Partition,Db2OffsetContext> prepare(Db2Partition partition)
                                                                                                                              throws Exception

Specified by:

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

Throws:

Exception

connectionCreated

protected void connectionCreated(io.debezium.relational.RelationalSnapshotChangeEventSource.RelationalSnapshotContext<Db2Partition,Db2OffsetContext> snapshotContext)
                          throws Exception

Overrides:

connectionCreated in class io.debezium.relational.RelationalSnapshotChangeEventSource<Db2Partition,Db2OffsetContext>

Throws:

Exception

getAllTableIds

protected Set<io.debezium.relational.TableId> getAllTableIds(io.debezium.relational.RelationalSnapshotChangeEventSource.RelationalSnapshotContext<Db2Partition,Db2OffsetContext> ctx)
                                                      throws Exception

Specified by:

getAllTableIds in class io.debezium.relational.RelationalSnapshotChangeEventSource<Db2Partition,Db2OffsetContext>

Throws:

Exception

lockTablesForSchemaSnapshot

protected void lockTablesForSchemaSnapshot(io.debezium.pipeline.source.spi.ChangeEventSource.ChangeEventSourceContext sourceContext,
                                           io.debezium.relational.RelationalSnapshotChangeEventSource.RelationalSnapshotContext<Db2Partition,Db2OffsetContext> snapshotContext)
                                    throws SQLException,
                                           InterruptedException

Specified by:

lockTablesForSchemaSnapshot in class io.debezium.relational.RelationalSnapshotChangeEventSource<Db2Partition,Db2OffsetContext>

Throws:

SQLException

InterruptedException

releaseSchemaSnapshotLocks

protected void releaseSchemaSnapshotLocks(io.debezium.relational.RelationalSnapshotChangeEventSource.RelationalSnapshotContext<Db2Partition,Db2OffsetContext> snapshotContext)
                                   throws SQLException

Specified by:

releaseSchemaSnapshotLocks in class io.debezium.relational.RelationalSnapshotChangeEventSource<Db2Partition,Db2OffsetContext>

Throws:

SQLException

determineSnapshotOffset

protected void determineSnapshotOffset(io.debezium.relational.RelationalSnapshotChangeEventSource.RelationalSnapshotContext<Db2Partition,Db2OffsetContext> ctx,
                                       Db2OffsetContext previousOffset)
                                throws Exception

Specified by:

determineSnapshotOffset in class io.debezium.relational.RelationalSnapshotChangeEventSource<Db2Partition,Db2OffsetContext>

Throws:

Exception

readTableStructure

protected void readTableStructure(io.debezium.pipeline.source.spi.ChangeEventSource.ChangeEventSourceContext sourceContext,
                                  io.debezium.relational.RelationalSnapshotChangeEventSource.RelationalSnapshotContext<Db2Partition,Db2OffsetContext> snapshotContext,
                                  Db2OffsetContext previousOffset)
                           throws SQLException,
                                  InterruptedException

Specified by:

readTableStructure in class io.debezium.relational.RelationalSnapshotChangeEventSource<Db2Partition,Db2OffsetContext>

Throws:

SQLException

InterruptedException

getCreateTableEvent

protected io.debezium.schema.SchemaChangeEvent getCreateTableEvent(io.debezium.relational.RelationalSnapshotChangeEventSource.RelationalSnapshotContext<Db2Partition,Db2OffsetContext> snapshotContext,
                                                                   io.debezium.relational.Table table)
                                                            throws SQLException

Specified by:

getCreateTableEvent in class io.debezium.relational.RelationalSnapshotChangeEventSource<Db2Partition,Db2OffsetContext>

Throws:

SQLException

complete

protected void complete(io.debezium.pipeline.source.AbstractSnapshotChangeEventSource.SnapshotContext<Db2Partition,Db2OffsetContext> snapshotContext)

Overrides:

complete in class io.debezium.pipeline.source.AbstractSnapshotChangeEventSource<Db2Partition,Db2OffsetContext>

getSnapshotSelect

protected Optional<String> getSnapshotSelect(io.debezium.relational.RelationalSnapshotChangeEventSource.RelationalSnapshotContext<Db2Partition,Db2OffsetContext> snapshotContext,
                                             io.debezium.relational.TableId tableId,
                                             List<String> columns)

Generate a valid db2 query string for the specified table

Specified by:

getSnapshotSelect in class io.debezium.relational.RelationalSnapshotChangeEventSource<Db2Partition,Db2OffsetContext>

Parameters:

tableId - the table to generate a query for

Returns:

a valid query string