Package io.debezium.connector.db2

Class Db2StreamingChangeEventSource.ChangeTablePointer

java.lang.Object

io.debezium.pipeline.source.spi.ChangeTableResultSet<Db2ChangeTable,TxLogPosition>

io.debezium.connector.db2.Db2StreamingChangeEventSource.ChangeTablePointer

Enclosing class:

Db2StreamingChangeEventSource

private static class Db2StreamingChangeEventSource.ChangeTablePointer
extends io.debezium.pipeline.source.spi.ChangeTableResultSet<Db2ChangeTable,TxLogPosition>

The logical representation of a position for the change in the transaction log. During each sourcing cycle it is necessary to query all change tables and then make a total order of changes across all tables.
This class represents an open database cursor over the change table that is able to move the cursor forward and report the LSN for the change to which the cursor now points.

Author:

Jiri Pechanec

Constructor Summary

Constructors

Constructor	Description
ChangeTablePointer(Db2ChangeTable changeTable, ResultSet resultSet)

Method Summary

Modifier and Type	Method	Description
protected TxLogPosition	getNextChangePosition(ResultSet resultSet)
protected int	getOperation(ResultSet resultSet)

Methods inherited from class io.debezium.pipeline.source.spi.ChangeTableResultSet

compareTo, getChangePosition, getChangeTable, getColumnData, getData, getOperation, getPreviousChangePosition, isCompleted, isCurrentPositionSmallerThanPreviousPosition, next, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

ChangeTablePointer

public ChangeTablePointer(Db2ChangeTable changeTable,
                          ResultSet resultSet)

Method Detail

getOperation

protected int getOperation(ResultSet resultSet)
                    throws SQLException

Specified by:

getOperation in class io.debezium.pipeline.source.spi.ChangeTableResultSet<Db2ChangeTable,TxLogPosition>

Throws:

SQLException

getNextChangePosition

protected TxLogPosition getNextChangePosition(ResultSet resultSet)
                                       throws SQLException

Specified by:

getNextChangePosition in class io.debezium.pipeline.source.spi.ChangeTableResultSet<Db2ChangeTable,TxLogPosition>

Throws:

SQLException