Package Summary Overview Summary

### class:UnknownElementException [NONE]
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