Class PersistentPropertyTranslator

java.lang.Object

org.springframework.data.relational.core.mapping.PersistentPropertyTranslator

public class PersistentPropertyTranslator
extends Object

Utility to translate a RelationalPersistentProperty into a corresponding property from a different RelationalPersistentEntity by looking it up by name.

Mainly used within the framework.

Since:

3.2

Author:

Mark Paluch

Constructor Summary

Constructors

Constructor	Description
PersistentPropertyTranslator()

Method Summary

Modifier and Type	Method	Description
static PersistentPropertyTranslator	create(@Nullable RelationalPersistentEntity<?> targetEntity)	Create a new PersistentPropertyTranslator.
static PersistentPropertyTranslator	create(@Nullable RelationalPersistentEntity<?> targetEntity, Predicate<RelationalPersistentProperty> translationFilter)	Create a new PersistentPropertyTranslator accepting a filter predicate whether the translation should happen at all.
RelationalPersistentProperty	translate(RelationalPersistentProperty property)	Translate a RelationalPersistentProperty into a corresponding property from a different RelationalPersistentEntity.

Methods inherited from class Object

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

Constructor Details

PersistentPropertyTranslator

public PersistentPropertyTranslator()

Method Details

translate

public RelationalPersistentProperty translate(RelationalPersistentProperty property)

Translate a RelationalPersistentProperty into a corresponding property from a different RelationalPersistentEntity.

Parameters:

property - must not be null.

Returns:

the translated property. Can be the original property.

create

public static PersistentPropertyTranslator create(@Nullable RelationalPersistentEntity<?> targetEntity)

Create a new PersistentPropertyTranslator.

Parameters:

targetEntity - must not be null.

Returns:

the property translator to use.

create

public static PersistentPropertyTranslator create(@Nullable RelationalPersistentEntity<?> targetEntity,
 Predicate<RelationalPersistentProperty> translationFilter)

Create a new PersistentPropertyTranslator accepting a filter predicate whether the translation should happen at all.

Parameters:

targetEntity - must not be null.

translationFilter - must not be null.

Returns:

the property translator to use.