Class NullableWrapper

java.lang.Object

org.springframework.data.util.NullableWrapper

public class NullableWrapper
extends Object

Simple value object to wrap a nullable delegate. Used to be able to write Converter implementations that convert null into an object of some sort.

Since:

2.4

Author:

Oliver Gierke, Mark Paluch

See Also:

• NullableWrapperConverters

Constructor Summary

Constructors

Constructor	Description
NullableWrapper(@Nullable Object value)	Creates a new NullableWrapper for the given value.

Method Summary

Modifier and Type	Method	Description
@Nullable Object	getValue()	Returns the backing value.
Class<?>	getValueType()	Returns the type of the contained value.

Methods inherited from class java.lang.Object

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

Constructor Details

NullableWrapper

public NullableWrapper(@Nullable Object value)

Creates a new NullableWrapper for the given value.

Parameters:

value - can be null.

Method Details

getValueType

public Class<?> getValueType()

Returns the type of the contained value. Will fall back to Object in case the value is null.

Returns:

will never be null.

getValue

public @Nullable Object getValue()

Returns the backing value.

Returns:

the value can be null.