org.springframework.data.mapping.model

Class PersistentEntityParameterValueProvider<P extends PersistentProperty<P>>

java.lang.Object

org.springframework.data.mapping.model.PersistentEntityParameterValueProvider<P>

All Implemented Interfaces:

ParameterValueProvider<P>

public class PersistentEntityParameterValueProvider<P extends PersistentProperty<P>>
extends Object
implements ParameterValueProvider<P>

ParameterValueProvider based on a PersistentEntity to use a PropertyValueProvider to lookup the value of the property referenced by the given PreferredConstructor.Parameter. Additionally a DefaultSpELExpressionEvaluator can be configured to get property value resolution trumped by a SpEL expression evaluation.

Author:

Oliver Gierke

Constructor Summary

Constructors

Constructor and Description
PersistentEntityParameterValueProvider(PersistentEntity<?,P> entity, PropertyValueProvider<P> provider, Object parent)

Method Summary

Modifier and Type	Method and Description
<T> T	getParameterValue(PreferredConstructor.Parameter<T,P> parameter) Returns the value to be used for the given PreferredConstructor.Parameter (usually when entity instances are created).

Methods inherited from class java.lang.Object

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

Constructor Detail

PersistentEntityParameterValueProvider

public PersistentEntityParameterValueProvider(PersistentEntity<?,P> entity,
                                              PropertyValueProvider<P> provider,
                                              Object parent)

Method Detail

getParameterValue

@Nullable
public <T> T getParameterValue(PreferredConstructor.Parameter<T,P> parameter)

Description copied from interface: ParameterValueProvider

Returns the value to be used for the given PreferredConstructor.Parameter (usually when entity instances are created).

Specified by:

getParameterValue in interface ParameterValueProvider<P extends PersistentProperty<P>>

Parameters:

parameter - must not be null.

Returns: