Module java.compiler

Package javax.lang.model.element

Class UnknownElementException

java.lang.Object

java.lang.Throwable

java.lang.Exception

java.lang.RuntimeException

javax.lang.model.UnknownEntityException

javax.lang.model.element.UnknownElementException

All Implemented Interfaces:

Serializable

public class UnknownElementException
extends UnknownEntityException

Indicates that an unknown kind of element was encountered. This can occur if the language evolves and new kinds of elements are added to the Element hierarchy. May be thrown by an element visitor to indicate that the visitor was created for a prior version of the language.

Since:

1.6

See Also:

• ElementVisitor.visitUnknown(javax.lang.model.element.Element, P)
• Serialized Form

Constructor Summary

Constructors

Constructor	Description
UnknownElementException(Element e, Object p)	Creates a new UnknownElementException.

Method Summary

Modifier and Type	Method	Description
Object	getArgument()	Returns the additional argument.
Element	getUnknownElement()	Returns the unknown element.

Methods declared in class java.lang.Throwable

addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

Methods declared in class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

UnknownElementException

public UnknownElementException(Element e,
 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 element was encountered; for example, the visit methods of ElementVisitor may pass in their additional parameter.

Parameters:

e - the unknown element, may be null

p - an additional parameter, may be null

Method Details

getUnknownElement

public Element getUnknownElement()

Returns the unknown element. The value may be unavailable if this exception has been serialized and then read back in.

Returns:

the unknown element, or null if unavailable

getArgument

public Object getArgument()

Returns the additional argument.

Returns:

the additional argument, or null if unavailable