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package java.lang.annotation;

Thrown to indicate that a program has attempted to access an element of an annotation type that was added to the annotation type definition after the annotation was compiled (or serialized). This exception will not be thrown if the new element has a default value. This exception can be thrown by the API used to read annotations
reflectively. 
Author:
 Josh Bloch
See Also:
AnnotatedElement
Since:
1.5/**
 * Thrown to indicate that a program has attempted to access an element of
 * an annotation type that was added to the annotation type definition after
 * the annotation was compiled (or serialized).  This exception will not be
 * thrown if the new element has a default value.
 * This exception can be thrown by the {@linkplain
 * java.lang.reflect.AnnotatedElement API used to read annotations
 * reflectively}.
 *
 * @author  Josh Bloch
 * @see     java.lang.reflect.AnnotatedElement
 * @since 1.5
 */
public class IncompleteAnnotationException extends RuntimeException {
    private static final long serialVersionUID = 8445097402741811912L;

    private Class<? extends Annotation> annotationType;
    private String elementName;

    
Constructs an IncompleteAnnotationException to indicate that
the named element was missing from the specified annotation type.
Params:
annotationType – the Class object for the annotation type
elementName – the name of the missing element
Throws:
NullPointerException – if either parameter is null/**
     * Constructs an IncompleteAnnotationException to indicate that
     * the named element was missing from the specified annotation type.
     *
     * @param annotationType the Class object for the annotation type
     * @param elementName the name of the missing element
     * @throws NullPointerException if either parameter is {@code null}
     */
    public IncompleteAnnotationException(
            Class<? extends Annotation> annotationType,
            String elementName) {
        super(annotationType.getName() + " missing element " +
              elementName.toString());

        this.annotationType = annotationType;
        this.elementName = elementName;
    }

    
Returns the Class object for the annotation type with the
missing element.
Returns:
the Class object for the annotation type with the
    missing element/**
     * Returns the Class object for the annotation type with the
     * missing element.
     *
     * @return the Class object for the annotation type with the
     *     missing element
     */
    public Class<? extends Annotation> annotationType() {
        return annotationType;
    }

    
Returns the name of the missing element.
Returns:
the name of the missing element/**
     * Returns the name of the missing element.
     *
     * @return the name of the missing element
     */
    public String elementName() {
        return elementName;
    }
}