809N/A/*
2362N/A * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved.
809N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
809N/A *
809N/A * This code is free software; you can redistribute it and/or modify it
809N/A * under the terms of the GNU General Public License version 2 only, as
809N/A * published by the Free Software Foundation.
809N/A *
809N/A * This code is distributed in the hope that it will be useful, but WITHOUT
809N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
809N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
809N/A * version 2 for more details (a copy is included in the LICENSE file that
809N/A * accompanied this code).
809N/A *
809N/A * You should have received a copy of the GNU General Public License version
809N/A * 2 along with this work; if not, write to the Free Software Foundation,
809N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
809N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2362N/A * or visit www.oracle.com if you need additional information or have any
2362N/A * questions.
809N/A */
809N/A
809N/A/*
809N/A * @test
809N/A * @bug 6322301
809N/A * @summary Verify when missing annotation classes cause exceptions
809N/A * @author Joseph D. Darcy
809N/A * @compile MissingTest.java A.java B.java C.java D.java Marker.java Missing.java MissingWrapper.java
809N/A * @clean Missing
809N/A * @run main MissingTest
809N/A */
809N/A
809N/Aimport java.lang.reflect.*;
809N/A
809N/A/**
809N/A * This test verifies that a missing annotation class leads to the
809N/A * expected exceptional behavior; a missing directly applied
809N/A * annotation is currently ignored but a missing annotation value
809N/A * inside another annotation throws an exception.
809N/A *
809N/A * To be run as intended, the annotation type Missing should *not* be
809N/A * on the classpath when the test is run; with jtreg, it is deleted by
809N/A * the @clean directive.
809N/A */
809N/Apublic class MissingTest {
809N/A /**
809N/A * For the annotated element argument, get all its annotations and
809N/A * see whether or not an exception is throw upon reading the
809N/A * annotations. Additionally, verify at least one annotation is
809N/A * present.
809N/A */
809N/A private static void testAnnotation(AnnotatedElement element,
809N/A boolean exceptionExpected) {
809N/A java.lang.annotation.Annotation[] annotations;
809N/A try {
809N/A annotations = element.getAnnotations();
809N/A if (exceptionExpected) {
809N/A System.err.println("Error: Did not get an exception reading annotations on "
809N/A + element);
809N/A System.err.println("Annotations found: "
809N/A + java.util.Arrays.toString(annotations));
809N/A throw new RuntimeException();
809N/A }
809N/A if (annotations.length == 0) {
809N/A System.err.println("Error: no annotations found on " + element);
809N/A throw new RuntimeException();
809N/A }
809N/A } catch (Throwable t) {
809N/A if (!exceptionExpected) {
809N/A System.err.println("Error: Got an unexpected exception reading annotations on "
809N/A + element);
809N/A throw new RuntimeException(t);
809N/A }
809N/A }
809N/A }
809N/A
809N/A /**
809N/A * For the annotated element argument, get all its annotations and
809N/A * see whether or not an exception is throw upon reading the
809N/A * annotations. Additionally, verify at least one annotation is
809N/A * present.
809N/A */
809N/A private static void testParameterAnnotation(Method m,
809N/A boolean exceptionExpected) {
809N/A java.lang.annotation.Annotation[][] annotationsArray;
809N/A try {
809N/A annotationsArray = m.getParameterAnnotations();
809N/A if (exceptionExpected) {
809N/A System.err.println("Error: Did not get an exception reading annotations on method"
809N/A + m);
809N/A System.err.println("Annotations found: "
809N/A + java.util.Arrays.toString(annotationsArray));
809N/A throw new RuntimeException();
809N/A }
809N/A if (annotationsArray.length == 0 ) {
809N/A System.err.println("Error: no parameters for " + m);
809N/A throw new RuntimeException();
809N/A } else {
809N/A java.lang.annotation.Annotation[] annotations = annotationsArray[0];
809N/A if (annotations.length == 0) {
809N/A System.err.println("Error: no annotations on " + m);
809N/A throw new RuntimeException();
809N/A }
809N/A }
809N/A } catch (Throwable t) {
809N/A if (!exceptionExpected) {
809N/A System.err.println("Error: Got an unexpected exception reading annotations on "
809N/A + m);
809N/A throw new RuntimeException(t);
809N/A }
809N/A }
809N/A }
809N/A
809N/A public static void main(String argv[]) throws Exception {
809N/A // Class A has a directly applied annotation whose class is
809N/A // missing.
809N/A testAnnotation(A.class, false);
809N/A
809N/A // Class B has a directly applied annotation whose value
809N/A // includes to an annotation class that is missing.
809N/A testAnnotation(B.class, true);
809N/A
809N/A
809N/A // Class C has a directly applied parameter annotation whose
809N/A // class is missing.
809N/A testParameterAnnotation(C.class.getDeclaredMethod("method1", Object.class),
809N/A false);
809N/A
809N/A // Class D has a directly applied parameter annotation whose value
809N/A // includes to an annotation class that is missing.
809N/A testParameterAnnotation(D.class.getDeclaredMethod("method1", Object.class),
809N/A true);
809N/A }
809N/A}