1 /*
   2  * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 8023878
  27  * @summary Test that the right kind of exception is thrown from the type
  28  *          annotation reflection code.
  29  * @run testng BadCPIndex
  30  */
  31 
  32 import java.lang.annotation.*;
  33 import java.util.Base64;
  34 import java.util.function.Function;
  35 
  36 import org.testng.annotations.Test;
  37 import org.testng.annotations.DataProvider;
  38 
  39 public class BadCPIndex {
  40     private static final  MyLoader loader = new MyLoader(BadCPIndex.class.getClassLoader());
  41 
  42     // Blueprint for broken C
  43     //public static class C extends @BadCPIndex.A Object {}
  44     private static final String encodedBrokenC = "yv66vgAAADQAFgoAAwAPBwARBwATAQAGPGluaXQ+AQADKClWAQAEQ29kZQEAD0xpbmVOdW1iZXJUYWJsZQEAClNvdXJjZUZpbGUBAA9CYWRDUEluZGV4LmphdmEBAB1SdW50aW1lVmlzaWJsZVR5cGVBbm5vdGF0aW9ucwcAFAEAAUEBAAxJbm5lckNsYXNzZXMBAA5MQmFkQ1BJbmRleCRBOwwABAAFBwAVAQAMQmFkQ1BJbmRleCRDAQABQwEAEGphdmEvbGFuZy9PYmplY3QBAAxCYWRDUEluZGV4JEEBAApCYWRDUEluZGV4ACEAAgADAAAAAAABAAEABAAFAAEABgAAAB0AAQABAAAABSq3AAGxAAAAAQAHAAAABgABAAAAKQADAAgAAAACAAkACgAAAAoAARD//wAADwAAAA0AAAASAAIACwAQAAwmCQACABAAEgAJ";
  45 
  46     // Blueprint for broken D
  47     //public static class D<@BadCPIndex.B U> {}
  48     private static final String encodedBrokenD = "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";
  49 
  50     // Blueprint for broken E
  51     //public static class E extends @BadCPIndex.A Object {}
  52     private static final String encodedBrokenE = "yv66vgAAADQAFgoAAwAPBwARBwATAQAGPGluaXQ+AQADKClWAQAEQ29kZQEAD0xpbmVOdW1iZXJUYWJsZQEAClNvdXJjZUZpbGUBAA9CYWRDUEluZGV4LmphdmEBAB1SdW50aW1lVmlzaWJsZVR5cGVBbm5vdGF0aW9ucwcAFAEAAUEBAAxJbm5lckNsYXNzZXMBAA5MQmFkQ1BJbmRleCRBOwwABAAFBwAVAQAMQmFkQ1BJbmRleCRFAQABRQEAEGphdmEvbGFuZy9PYmplY3QBAAxCYWRDUEluZGV4JEEBAApCYWRDUEluZGV4ACEAAgADAAAAAAABAAEABAAFAAEABgAAAB0AAQABAAAABSq3AAGxAAAAAQAHAAAABgABAAAARgADAAgAAAACAAkACgAAAAoAARD//wAADgAKAA0AAAASAAIACwAQAAwmCQACABAAEgAJ";
  53 
  54     private static final Object[][] cases = {
  55         { new Case("BadCPIndex$C", encodedBrokenC, Class::getAnnotatedSuperclass) },
  56         { new Case("BadCPIndex$D", encodedBrokenD, (c -> c.getTypeParameters()[0].getAnnotations()))},
  57         { new Case("BadCPIndex$E", encodedBrokenE, Class::getAnnotatedSuperclass) },
  58     };
  59 
  60     @DataProvider
  61     public static Object[][] data() { return cases; }
  62 
  63     @Test(dataProvider="data")
  64     public static void testOpThrowsAFE(Case testCase) {
  65         Class<?> c = loader.defineClass(testCase.name, Base64.getDecoder().decode(testCase.encoding));
  66         try {
  67             System.out.println("Testing: " + c);
  68             testCase.trigger.apply(c);
  69             throw new RuntimeException("Expecting AnnotationFormatError here");
  70         } catch (AnnotationFormatError e) {
  71             ; //ok
  72         } catch (Exception e) {
  73             e.printStackTrace();
  74         }
  75     }
  76 
  77     private static class MyLoader extends ClassLoader {
  78         public MyLoader(ClassLoader parent) {
  79             super(parent);
  80         }
  81 
  82         public Class<?> defineClass(String name, byte[] bytes) {
  83             return defineClass(name, bytes, 0, bytes.length);
  84         }
  85     }
  86 
  87     private static class Case {
  88         public String name;
  89         public String encoding;
  90         public Function<Class<?>, Object> trigger;
  91 
  92         public Case(String name, String encoding, Function<Class<?>, Object> trigger) {
  93             this.name = name;
  94             this.encoding = encoding;
  95             this.trigger = trigger;
  96         }
  97     }
  98 
  99     @Target(ElementType.TYPE_USE)
 100     @Retention(RetentionPolicy.RUNTIME)
 101     public static @interface A {}
 102 
 103     @Target(ElementType.TYPE_PARAMETER)
 104     @Retention(RetentionPolicy.RUNTIME)
 105     public static @interface B {}
 106 }