org.springframework.data.util

Class NullableWrapper

java.lang.Object

org.springframework.data.util.NullableWrapper

Direct Known Subclasses:

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 and Description
NullableWrapper(Object value) Creates a new NullableWrapper for the given value.

Method Summary

Modifier and Type	Method and Description
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 Detail

NullableWrapper

public NullableWrapper(@Nullable
                       Object value)

Creates a new NullableWrapper for the given value.

Parameters:

value - can be null.

Method Detail

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

@Nullable
public Object getValue()

Returns the backing value.

Returns:

the value can be null.