Package io.debezium.connector.mongodb

Class Filters

java.lang.Object

io.debezium.connector.mongodb.Filters

public final class Filters
extends Object

A utility that is contains various filters for acceptable database names, CollectionIds, and fields.

Author:

Randall Hauch

Field Summary

Fields

Modifier and Type	Field	Description
protected static final Set<String>	BUILT_IN_DB_NAMES
private final Predicate<CollectionId>	collectionFilter
private final Predicate<String>	databaseFilter
private final FieldSelector	fieldSelector

Constructor Summary

Constructors

Constructor	Description
Filters(Configuration config)	Create an instance of the filters.

Method Summary

Modifier and Type	Method	Description
Predicate<CollectionId>	collectionFilter()	Get the predicate function that determines whether the given collection is to be included.
Predicate<String>	databaseFilter()	Get the predicate function that determines whether the given database is to be included.
FieldSelector.FieldFilter	fieldFilterFor(CollectionId id)	Get the field filter for a given collection identifier.
protected boolean	isNotBuiltIn(CollectionId id)

Methods inherited from class java.lang.Object

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

Field Details

BUILT_IN_DB_NAMES

protected static final Set<String> BUILT_IN_DB_NAMES

databaseFilter

private final Predicate<String> databaseFilter

collectionFilter

private final Predicate<CollectionId> collectionFilter

fieldSelector

private final FieldSelector fieldSelector

Constructor Details

Filters

public Filters(Configuration config)

Create an instance of the filters.

Parameters:

config - the configuration; may not be null

Method Details

databaseFilter

public Predicate<String> databaseFilter()

Get the predicate function that determines whether the given database is to be included.

Returns:

the database filter; never null

collectionFilter

public Predicate<CollectionId> collectionFilter()

Get the predicate function that determines whether the given collection is to be included.

Returns:

the collection filter; never null

fieldFilterFor

public FieldSelector.FieldFilter fieldFilterFor(CollectionId id)

Get the field filter for a given collection identifier.

Parameters:

id - the collection identifier, never null

Returns:

the field filter; never null

isNotBuiltIn

protected boolean isNotBuiltIn(CollectionId id)