io.debezium.pipeline.source.spi

Class ChangeTableResultSet<C extends ChangeTable,T extends Comparable<T>>

java.lang.Object

io.debezium.pipeline.source.spi.ChangeTableResultSet<C,T>

Type Parameters:

C - source connector implementation of ChangeTable

T - source connector implementation of transaction log position

public abstract class ChangeTableResultSet<C extends ChangeTable,T extends Comparable<T>>
extends Object

A wrapper around a JDBC ResultSet for a change table for processing rows.

Author:

Jiri Pechanec, Chris Cranford

Field Summary

Fields

Modifier and Type	Field and Description
private C	changeTable
private int	columnDataOffset
private boolean	completed
private T	currentChangePosition
private static org.slf4j.Logger	LOGGER
private T	previousChangePosition
private ResultSet	resultSet

Constructor Summary

Constructors

Constructor and Description
ChangeTableResultSet(C changeTable, ResultSet resultSet, int columnDataOffset)

Method Summary

Modifier and Type	Method and Description
int	compareTo(ChangeTableResultSet<C,T> other)
T	getChangePosition()
C	getChangeTable()
protected Object	getColumnData(ResultSet resultSet, int columnIndex) Get the value of a specific column in the result-set.
Object[]	getData() Get the column data from the source change table's result-set
protected abstract T	getNextChangePosition(ResultSet resultSet)
int	getOperation()
protected abstract int	getOperation(ResultSet resultSet)
protected T	getPreviousChangePosition()
boolean	isCompleted()
boolean	isCurrentPositionSmallerThanPreviousPosition()
boolean	next()
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

LOGGER

private static final org.slf4j.Logger LOGGER

changeTable

private final C extends ChangeTable changeTable

resultSet

private final ResultSet resultSet

columnDataOffset

private final int columnDataOffset

completed

private boolean completed

currentChangePosition

private T extends Comparable<T> currentChangePosition

previousChangePosition

private T extends Comparable<T> previousChangePosition

Constructor Detail

ChangeTableResultSet

public ChangeTableResultSet(C changeTable,
                            ResultSet resultSet,
                            int columnDataOffset)

Method Detail

getChangeTable

public C getChangeTable()

getChangePosition

public T getChangePosition()
                    throws SQLException

Throws:

SQLException

getPreviousChangePosition

protected T getPreviousChangePosition()

getOperation

public int getOperation()
                 throws SQLException

Throws:

SQLException

isCurrentPositionSmallerThanPreviousPosition

public boolean isCurrentPositionSmallerThanPreviousPosition()

next

public boolean next()
             throws SQLException

Throws:

SQLException

getData

public Object[] getData()
                 throws SQLException

Get the column data from the source change table's result-set

Throws:

SQLException

getColumnData

protected Object getColumnData(ResultSet resultSet,
                               int columnIndex)
                        throws SQLException

Get the value of a specific column in the result-set.

Throws:

SQLException

isCompleted

public boolean isCompleted()

compareTo

public int compareTo(ChangeTableResultSet<C,T> other)
              throws SQLException

Throws:

SQLException

toString

public String toString()

Overrides:

toString in class Object

getOperation

protected abstract int getOperation(ResultSet resultSet)
                             throws SQLException

Throws:

SQLException

getNextChangePosition

protected abstract T getNextChangePosition(ResultSet resultSet)
                                    throws SQLException

Throws:

SQLException