io.debezium.relational.history

Class MemoryDatabaseHistory

java.lang.Object

io.debezium.relational.history.AbstractDatabaseHistory

io.debezium.relational.history.MemoryDatabaseHistory

All Implemented Interfaces:

DatabaseHistory

@ThreadSafe
public final class MemoryDatabaseHistory
extends AbstractDatabaseHistory

A DatabaseHistory implementation that stores the schema history in a local file.

Author:

Randall Hauch

Field Summary

Fields

Modifier and Type	Field and Description
private FunctionalReadWriteLock	lock
private List<HistoryRecord>	records

Fields inherited from class io.debezium.relational.history.AbstractDatabaseHistory

config, logger

Fields inherited from interface io.debezium.relational.history.DatabaseHistory

CONFIGURATION_FIELD_PREFIX_STRING, DDL_FILTER, NAME, SKIP_UNPARSEABLE_DDL_STATEMENTS, STORE_ONLY_MONITORED_TABLES_DDL

Constructor Summary

Constructors

Constructor and Description
MemoryDatabaseHistory() Create an instance that keeps the history in memory.

Method Summary

Modifier and Type	Method and Description
boolean	exists() Determines if the DatabaseHistory entity exists
protected void	recoverRecords(Consumer<HistoryRecord> records)
protected void	storeRecord(HistoryRecord record)
String	toString()

Methods inherited from class io.debezium.relational.history.AbstractDatabaseHistory

configure, initializeStorage, record, record, recover, start, stop

Methods inherited from class java.lang.Object

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

Field Detail

records

private final List<HistoryRecord> records

lock

private final FunctionalReadWriteLock lock

Constructor Detail

MemoryDatabaseHistory

public MemoryDatabaseHistory()

Create an instance that keeps the history in memory.

Method Detail

storeRecord

protected void storeRecord(HistoryRecord record)

Specified by:

storeRecord in class AbstractDatabaseHistory

recoverRecords

protected void recoverRecords(Consumer<HistoryRecord> records)

Specified by:

recoverRecords in class AbstractDatabaseHistory

exists

public boolean exists()

Description copied from interface: DatabaseHistory

Determines if the DatabaseHistory entity exists

Returns:

toString

public String toString()

Overrides:

toString in class Object