META-INF.modules.java.base.classes.java.lang.annotation.IncompleteAnnotationException Maven / Gradle / Ivy

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/*
 * Copyright (c) 2003, 2019, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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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 {@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 {
    @java.io.Serial
    private static final long serialVersionUID = 8445097402741811912L;

    private Class annotationType;
    private String elementName;

    /**
     * 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 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.
     *
     * @return the Class object for the annotation type with the
     *     missing element
     */
    public Class annotationType() {
        return annotationType;
    }

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