io.debezium.connector.mysql

Class BinlogReaderMetrics

java.lang.Object

io.debezium.pipeline.metrics.Metrics

io.debezium.connector.mysql.BinlogReaderMetrics

All Implemented Interfaces:

BinlogReaderMetricsMXBean, ChangeEventSourceMetricsMXBean, StreamingChangeEventSourceMetricsMXBean, DataChangeEventListener

class BinlogReaderMetrics
extends Metrics
implements BinlogReaderMetricsMXBean

Author:

Randall Hauch

Field Summary

Fields

Modifier and Type	Field and Description
private com.github.shyiko.mysql.binlog.BinaryLogClient	client
private AtomicBoolean	isGtidModeEnabled
private AtomicReference<String>	lastTransactionId
private AtomicLong	numberOfCommittedTransactions
private AtomicLong	numberOfLargeTransactions
private AtomicLong	numberOfNotWellFormedTransactions
private AtomicLong	numberOfRolledBackTransactions
private MySqlSchema	schema
private com.github.shyiko.mysql.binlog.jmx.BinaryLogClientStatistics	stats

Fields inherited from class io.debezium.pipeline.metrics.Metrics

clock, lastEventTimestamp, metadataProvider, taskContext, totalNumberOfEventsSeen

Fields inherited from interface io.debezium.pipeline.source.spi.DataChangeEventListener

NO_OP

Constructor Summary

Constructors

Constructor and Description
BinlogReaderMetrics(com.github.shyiko.mysql.binlog.BinaryLogClient client, MySqlTaskContext taskContext, String name, ChangeEventQueueMetrics changeEventQueueMetrics)

Method Summary

Modifier and Type	Method and Description
String	getBinlogFilename() Name of the current MySQL binlog file being read by underlying mysql-binlog-client.
long	getBinlogPosition() Current MySQL binlog offset position being read by underlying mysql-binlog-client.
String	getGtidSet() Current MySQL Gtid being read by underlying mysql-binlog-client.
boolean	getIsGtidModeEnabled() Tracks if the connector is running using Gtids to track current offset.
String	getLastEvent()
String	getLastTransactionId()
long	getMilliSecondsBehindSource()
long	getMilliSecondsSinceLastEvent()
String[]	getMonitoredTables()
long	getNumberOfCommittedTransactions() Tracks the number of committed transactions.
long	getNumberOfDisconnects() Tracks the number of times the underlying mysql-binlog-client has been disconnected from MySQL.
long	getNumberOfLargeTransactions() Tracks the number of transaction which contains events that contained more entries than could be contained within the connectors EventBuffer instance.
long	getNumberOfNotWellFormedTransactions() Tracks the number of transactions which are not well-formed.
long	getNumberOfRolledBackTransactions() Tracks the number of rolled back transactions.
long	getNumberOfSkippedEvents() Tracks the number of events skipped by underlying mysql-binlog-client, generally due to the client being unable to properly deserialize the event.
long	getSecondsBehindMaster() Tracks the number of seconds between "now" and when the last processed MySQL binlog event was originally written to the MySQL server.
long	getSecondsSinceLastEvent() Tracks the number of seconds since last MySQL binlog event was processed by underlying mysql-binlog-client.
Map<String,String>	getSourceEventPosition()
long	getTotalNumberOfEventsSeen()
boolean	isConnected()
void	onCommittedTransaction()
void	onGtidChange(String gtid)
void	onLargeTransaction()
void	onNotWellFormedTransaction()
void	onRolledBackTransaction()
void	reset()
void	setIsGtidModeEnabled(boolean enabled)

Methods inherited from class io.debezium.pipeline.metrics.Metrics

getNumberOfEventsFiltered, getQueueRemainingCapacity, getQueueTotalCapacity, onEvent, onFilteredEvent, register, unregister

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.debezium.pipeline.metrics.ChangeEventSourceMetricsMXBean

getNumberOfEventsFiltered, getQueueRemainingCapacity, getQueueTotalCapacity

Field Detail

client

private final com.github.shyiko.mysql.binlog.BinaryLogClient client

stats

private final com.github.shyiko.mysql.binlog.jmx.BinaryLogClientStatistics stats

schema

private final MySqlSchema schema

numberOfCommittedTransactions

private final AtomicLong numberOfCommittedTransactions

numberOfRolledBackTransactions

private final AtomicLong numberOfRolledBackTransactions

numberOfNotWellFormedTransactions

private final AtomicLong numberOfNotWellFormedTransactions

numberOfLargeTransactions

private final AtomicLong numberOfLargeTransactions

isGtidModeEnabled

private final AtomicBoolean isGtidModeEnabled

lastTransactionId

private final AtomicReference<String> lastTransactionId

Constructor Detail

BinlogReaderMetrics

public BinlogReaderMetrics(com.github.shyiko.mysql.binlog.BinaryLogClient client,
                           MySqlTaskContext taskContext,
                           String name,
                           ChangeEventQueueMetrics changeEventQueueMetrics)

Method Detail

isConnected

public boolean isConnected()

Specified by:

isConnected in interface StreamingChangeEventSourceMetricsMXBean

getBinlogFilename

public String getBinlogFilename()

Description copied from interface: BinlogReaderMetricsMXBean

Name of the current MySQL binlog file being read by underlying mysql-binlog-client.

Specified by:

getBinlogFilename in interface BinlogReaderMetricsMXBean

getBinlogPosition

public long getBinlogPosition()

Description copied from interface: BinlogReaderMetricsMXBean

Current MySQL binlog offset position being read by underlying mysql-binlog-client.

Specified by:

getBinlogPosition in interface BinlogReaderMetricsMXBean

getGtidSet

public String getGtidSet()

Description copied from interface: BinlogReaderMetricsMXBean

Current MySQL Gtid being read by underlying mysql-binlog-client.

Specified by:

getGtidSet in interface BinlogReaderMetricsMXBean

getIsGtidModeEnabled

public boolean getIsGtidModeEnabled()

Description copied from interface: BinlogReaderMetricsMXBean

Tracks if the connector is running using Gtids to track current offset.

Specified by:

getIsGtidModeEnabled in interface BinlogReaderMetricsMXBean

Returns:

true if using Gtids, false if not.

getLastEvent

public String getLastEvent()

Specified by:

getLastEvent in interface ChangeEventSourceMetricsMXBean

Overrides:

getLastEvent in class Metrics

getSecondsSinceLastEvent

public long getSecondsSinceLastEvent()

Description copied from interface: BinlogReaderMetricsMXBean

Tracks the number of seconds since last MySQL binlog event was processed by underlying mysql-binlog-client.

Specified by:

getSecondsSinceLastEvent in interface BinlogReaderMetricsMXBean

getMilliSecondsSinceLastEvent

public long getMilliSecondsSinceLastEvent()

Specified by:

getMilliSecondsSinceLastEvent in interface ChangeEventSourceMetricsMXBean

Overrides:

getMilliSecondsSinceLastEvent in class Metrics

getSecondsBehindMaster

public long getSecondsBehindMaster()

Description copied from interface: BinlogReaderMetricsMXBean

Tracks the number of seconds between "now" and when the last processed MySQL binlog event was originally written to the MySQL server.

Specified by:

getSecondsBehindMaster in interface BinlogReaderMetricsMXBean

getTotalNumberOfEventsSeen

public long getTotalNumberOfEventsSeen()

Specified by:

getTotalNumberOfEventsSeen in interface ChangeEventSourceMetricsMXBean

Overrides:

getTotalNumberOfEventsSeen in class Metrics

getNumberOfSkippedEvents

public long getNumberOfSkippedEvents()

Description copied from interface: BinlogReaderMetricsMXBean

Tracks the number of events skipped by underlying mysql-binlog-client, generally due to the client being unable to properly deserialize the event.

Specified by:

getNumberOfSkippedEvents in interface BinlogReaderMetricsMXBean

getNumberOfDisconnects

public long getNumberOfDisconnects()

Description copied from interface: BinlogReaderMetricsMXBean

Tracks the number of times the underlying mysql-binlog-client has been disconnected from MySQL.

Specified by:

getNumberOfDisconnects in interface BinlogReaderMetricsMXBean

reset

public void reset()

Specified by:

reset in interface ChangeEventSourceMetricsMXBean

Overrides:

reset in class Metrics

getNumberOfCommittedTransactions

public long getNumberOfCommittedTransactions()

Description copied from interface: BinlogReaderMetricsMXBean

Tracks the number of committed transactions.

Specified by:

getNumberOfCommittedTransactions in interface BinlogReaderMetricsMXBean

Specified by:

getNumberOfCommittedTransactions in interface StreamingChangeEventSourceMetricsMXBean

getNumberOfRolledBackTransactions

public long getNumberOfRolledBackTransactions()

Description copied from interface: BinlogReaderMetricsMXBean

Tracks the number of rolled back transactions.

Specified by:

getNumberOfRolledBackTransactions in interface BinlogReaderMetricsMXBean

getNumberOfNotWellFormedTransactions

public long getNumberOfNotWellFormedTransactions()

Description copied from interface: BinlogReaderMetricsMXBean

Tracks the number of transactions which are not well-formed. Example - The connector sees a commit TX event without a matched begin TX event.

Specified by:

getNumberOfNotWellFormedTransactions in interface BinlogReaderMetricsMXBean

getNumberOfLargeTransactions

public long getNumberOfLargeTransactions()

Description copied from interface: BinlogReaderMetricsMXBean

Tracks the number of transaction which contains events that contained more entries than could be contained within the connectors EventBuffer instance.

Specified by:

getNumberOfLargeTransactions in interface BinlogReaderMetricsMXBean

onCommittedTransaction

public void onCommittedTransaction()

onRolledBackTransaction

public void onRolledBackTransaction()

onNotWellFormedTransaction

public void onNotWellFormedTransaction()

onLargeTransaction

public void onLargeTransaction()

onGtidChange

public void onGtidChange(String gtid)

setIsGtidModeEnabled

public void setIsGtidModeEnabled(boolean enabled)

getMonitoredTables

public String[] getMonitoredTables()

Specified by:

getMonitoredTables in interface ChangeEventSourceMetricsMXBean

getMilliSecondsBehindSource

public long getMilliSecondsBehindSource()

Specified by:

getMilliSecondsBehindSource in interface StreamingChangeEventSourceMetricsMXBean

getSourceEventPosition

public Map<String,String> getSourceEventPosition()

Specified by:

getSourceEventPosition in interface StreamingChangeEventSourceMetricsMXBean

getLastTransactionId

public String getLastTransactionId()

Specified by:

getLastTransactionId in interface StreamingChangeEventSourceMetricsMXBean