NullConverter

java.lang.Object
- com.thoughtworks.xstream.converters.basic.NullConverter

All Implemented Interfaces:

Converter, ConverterMatcher
```
public class NullConverter
extends java.lang.Object
implements Converter
```
Special converter to signify nulls at the root level.

Constructor Summary

Constructors
Constructor Description

NullConverter()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`canConvert(java.lang.Class type)`	Determines whether the converter can marshall a particular type.
`void`	`marshal(java.lang.Object source, HierarchicalStreamWriter writer, MarshallingContext context)`	Convert an object to textual data.
`java.lang.Object`	`unmarshal(HierarchicalStreamReader reader, UnmarshallingContext context)`	Convert textual data back into an object.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - NullConverter
```
public NullConverter()
```
- Method Detail
  - canConvert
```
public boolean canConvert(java.lang.Class type)
```
    Description copied from interface: ConverterMatcher
    
    Determines whether the converter can marshall a particular type.
    
    Specified by:
    
    canConvert in interface ConverterMatcher
    
    Parameters:
    
    type - the Class representing the object type to be converted
  - marshal
```
public void marshal(java.lang.Object source,
                    HierarchicalStreamWriter writer,
                    MarshallingContext context)
```
    Description copied from interface: Converter
    
    Convert an object to textual data.
    
    Specified by:
    
    marshal in interface Converter
    
    Parameters:
    
    source - The object to be marshalled.
    
    writer - A stream to write to.
    
    context - A context that allows nested objects to be processed by XStream.
  - unmarshal
```
public java.lang.Object unmarshal(HierarchicalStreamReader reader,
                                  UnmarshallingContext context)
```
    Description copied from interface: Converter
    
    Convert textual data back into an object.
    
    Specified by:
    
    unmarshal in interface Converter
    
    Parameters:
    
    reader - The stream to read the text from.
    
    Returns:
    
    The resulting object.