XMLNillableMapping (EclipseLink 2.7.15, API Reference)

All Known Implementing Classes:

XMLBinaryDataCollectionMapping, XMLBinaryDataMapping, XMLCompositeCollectionMapping, XMLCompositeDirectCollectionMapping, XMLCompositeObjectMapping, XMLDirectMapping, XMLFragmentMapping, XMLVariableXPathCollectionMapping, XMLVariableXPathObjectMapping
```
public interface XMLNillableMapping
```
INTERNAL All nillable mappings which can be added to org.eclipse.persistence.oxm.XMLDescriptor must implement this interface.
The default policy is AbstractNullPolicy.

See Also:

org.eclipse.persistence.oxm.mappings

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`AbstractNullPolicy`	`getNullPolicy()`	Get the AbstractNullPolicy from the Mapping. The default policy is NullPolicy.
`void`	`setNullPolicy(AbstractNullPolicy aNullPolicy)`	Set the AbstractNullPolicy on the mapping The default policy is NullPolicy.

- Method Detail
  - setNullPolicy
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void setNullPolicy(AbstractNullPolicy aNullPolicy)
```
    Set the AbstractNullPolicy on the mapping
    The default policy is NullPolicy.
    
    Parameters:
    
    aNullPolicy -
  - getNullPolicy
```
AbstractNullPolicy getNullPolicy()
```
    Get the AbstractNullPolicy from the Mapping.
    The default policy is NullPolicy.
    
    Returns: