Package org.springframework.data.convert

Interface ValueConverterRegistry<P extends PersistentProperty<P>>

All Known Implementing Classes:

SimplePropertyValueConverterRegistry

public interface ValueConverterRegistry<P extends PersistentProperty<P>>

A registry of property-specific value converters to convert only specific properties/values of an object.

Since:

2.7

Author:

Christoph Strobl

See Also:

• PropertyValueConverter

Method Summary

Modifier and Type	Method	Description
default boolean	containsConverterFor(Class<?> type, String path)	Check if a converter is registered for the given type, path combination.
<DV, SV> PropertyValueConverter<DV,SV,? extends ValueConversionContext<P>>	getConverter(Class<?> type, String path)	Obtain the PropertyValueConverter registered for the given type, path combination or null if none defined.
boolean	isEmpty()	Check if converters are registered.
void	registerConverter(Class<?> type, String path, PropertyValueConverter<?,?,? extends ValueConversionContext<P>> converter)	Register the PropertyValueConverter for the property of the given type.
static <P extends PersistentProperty<P>> ValueConverterRegistry<P>	simple()	Obtain a simple ValueConverterRegistry.

Method Details

registerConverter

void registerConverter(Class<?> type,
 String path,
 PropertyValueConverter<?,?,? extends ValueConversionContext<P>> converter)

Register the PropertyValueConverter for the property of the given type.

Parameters:

type - the target type. Must not be null.

path - the property name. Must not be null.

converter - the converter to register. Must not be null.

getConverter

@Nullable
<DV,
SV>
PropertyValueConverter<DV,SV,? extends ValueConversionContext<P>> getConverter(Class<?> type,
 String path)

Obtain the PropertyValueConverter registered for the given type, path combination or null if none defined.

Type Parameters:

DV - domain-specific type.

SV - store-specific type.

Parameters:

type - the target type. Must not be null.

path - the property name. Must not be null.

Returns:

null if no converter present for the given type/path combination.

containsConverterFor

default boolean containsConverterFor(Class<?> type,
 String path)

Check if a converter is registered for the given type, path combination.

Parameters:

type - the target type. Must not be null.

path - the property name. Must not be null.

Returns:

false if no converter is present for the given type/path combination.

isEmpty

boolean isEmpty()

Check if converters are registered.

simple

static <P extends PersistentProperty<P>>
ValueConverterRegistry<P> simple()

Obtain a simple ValueConverterRegistry.

Type Parameters:

P - PersistentProperty type.

Returns:

new instance of ValueConverterRegistry.