UnknownDirectiveException

java.lang.Object
- java.lang.Throwable
- - java.lang.Exception
  - - java.lang.RuntimeException
    - - javax.lang.model.UnknownEntityException
      - javax.lang.model.element.UnknownDirectiveException

All Implemented Interfaces:

Serializable
```
public class UnknownDirectiveException
extends UnknownEntityException
```
Indicates that an unknown kind of module directive was encountered. This can occur if the language evolves and new kinds of directives are added to the Directive hierarchy. May be thrown by a directive visitor to indicate that the visitor was created for a prior version of the language.

Since:

9

See Also:

ModuleElement.DirectiveVisitor.visitUnknown(javax.lang.model.element.ModuleElement.Directive, P), Serialized Form

Constructor Summary

Constructors
Constructor Description

UnknownDirectiveException(ModuleElement.Directive d, Object p)
Creates a new UnknownElementException.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Object`	`getArgument()`	Returns the additional argument.
`ModuleElement.Directive`	`getUnknownDirective()`	Returns the unknown directive.

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

Methods inherited from class java.lang.Throwable
addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

- Constructor Detail
  - UnknownDirectiveException
```
public UnknownDirectiveException(ModuleElement.Directive d,
                                 Object p)
```
    Creates a new UnknownElementException. The p parameter may be used to pass in an additional argument with information about the context in which the unknown directive was encountered; for example, the visit methods of DirectiveVisitor may pass in their additional parameter.
    
    Parameters:
    
    d - the unknown directive, may be null
    
    p - an additional parameter, may be null
- Method Detail
  - getUnknownDirective
```
public ModuleElement.Directive getUnknownDirective()
```
    Returns the unknown directive. The value may be unavailable if this exception has been serialized and then read back in.
    
    Returns:
    
    the unknown directive, or null if unavailable
  - getArgument
```
public Object getArgument()
```
    Returns the additional argument.
    
    Returns:
    
    the additional argument, or null if unavailable