GWT 2.7.0

## com.google.gwt.json.client
Class JSONNull

    java.lang.Object
      com.google.gwt.json.client.JSONValue
          com.google.gwt.json.client.JSONNull

    public class JSONNull

extends JSONValue

Represents the JSON `null` value.

Method Summary
`static JSONNull` | `getInstance()` Returns the singleton null-valued JSON object.
`(package private) JavaScriptObject` | `getUnwrapper()` Internal.
`JSONNull` | `isNull()` Returns `this`, as this is a JSONNull.
`java.lang.String` | `toString()` Returns "null" to allow for formatting `null` values.

Methods inherited from class com.google.gwt.json.client.JSONValue
`isArray, isBoolean, isNumber, isObject, isString`

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

Method Detail

### getInstance

    public static JSONNull getInstance()

  Returns the singleton null-valued JSON object.

### isNull

    public JSONNull isNull()

  Returns `this`, as this is a JSONNull.

  Overrides:
    `isNull` in class `JSONValue`
  Returns:
    a reference to a JSONNull if this JSONValue is a JSONNull or `null` otherwise.

### toString

    public java.lang.String toString()

  Returns "null" to allow for formatting `null` values.

  Specified by:
    `toString` in class `JSONValue`

### getUnwrapper

    JavaScriptObject getUnwrapper()

  Description copied from class: `JSONValue`
  Internal. Returns a JS func that can unwrap this value. Used from native code.

  Specified by:
    `getUnwrapper` in class `JSONValue`

GWT 2.7.0