io.debezium.connector.sqlserver

Class SqlServerStreamingChangeEventSource.ChangeTablePointer

java.lang.Object

io.debezium.connector.sqlserver.SqlServerStreamingChangeEventSource.ChangeTablePointer

Enclosing class:

SqlServerStreamingChangeEventSource

private static class SqlServerStreamingChangeEventSource.ChangeTablePointer
extends Object

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

Field Summary

Fields

Modifier and Type	Field and Description
private ChangeTable	changeTable
private boolean	completed
private Lsn	currentChangeLsn
private ResultSet	resultSet

Constructor Summary

Constructors

Constructor and Description
ChangeTablePointer(ChangeTable changeTable, ResultSet resultSet)

Method Summary

Modifier and Type	Method and Description
int	compareTo(SqlServerStreamingChangeEventSource.ChangeTablePointer o)
ChangeTable	getChangeTable()
Lsn	getCommitLsn()
Object[]	getData()
int	getOperation()
Lsn	getRowLsn()
boolean	isCompleted()
boolean	next()
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

changeTable

private final ChangeTable changeTable

resultSet

private final ResultSet resultSet

completed

private boolean completed

currentChangeLsn

private Lsn currentChangeLsn

Constructor Detail

ChangeTablePointer

public ChangeTablePointer(ChangeTable changeTable,
                          ResultSet resultSet)

Method Detail

getChangeTable

public ChangeTable getChangeTable()

getCommitLsn

public Lsn getCommitLsn()
                 throws SQLException

Throws:

SQLException

getRowLsn

public Lsn getRowLsn()
              throws SQLException

Throws:

SQLException

getOperation

public int getOperation()
                 throws SQLException

Throws:

SQLException

getData

public Object[] getData()
                 throws SQLException

Throws:

SQLException

next

public boolean next()
             throws SQLException

Throws:

SQLException

isCompleted

public boolean isCompleted()

compareTo

public int compareTo(SqlServerStreamingChangeEventSource.ChangeTablePointer o)
              throws SQLException

Throws:

SQLException

toString

public String toString()

Overrides:

toString in class Object