Mon, 06 Nov 2017 16:51:47 +0800
[Code Reorganization] remove trailing whitespace to pass jcheck test
aeriksso@7865 | 1 | /* |
aeriksso@7865 | 2 | * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. |
aeriksso@7865 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aeriksso@7865 | 4 | * |
aeriksso@7865 | 5 | * This code is free software; you can redistribute it and/or modify it |
aeriksso@7865 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aeriksso@7865 | 7 | * published by the Free Software Foundation. |
aeriksso@7865 | 8 | * |
aeriksso@7865 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aeriksso@7865 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aeriksso@7865 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aeriksso@7865 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
aeriksso@7865 | 13 | * accompanied this code). |
aeriksso@7865 | 14 | * |
aeriksso@7865 | 15 | * You should have received a copy of the GNU General Public License version |
aeriksso@7865 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
aeriksso@7865 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aeriksso@7865 | 18 | * |
aeriksso@7865 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aeriksso@7865 | 20 | * or visit www.oracle.com if you need additional information or have any |
aeriksso@7865 | 21 | * questions. |
aeriksso@7865 | 22 | */ |
aeriksso@7865 | 23 | |
aeriksso@7865 | 24 | /* |
aeriksso@7865 | 25 | * @test |
aeriksso@7865 | 26 | * @bug 8051045 |
aeriksso@7865 | 27 | * @summary Test that exceptions from invokedynamic are wrapped in BootstrapMethodError |
aeriksso@7865 | 28 | * @modules java.base/jdk.internal.org.objectweb.asm |
aeriksso@7865 | 29 | * @run main BootstrapMethodErrorTest |
aeriksso@7865 | 30 | */ |
aeriksso@7865 | 31 | |
aeriksso@7865 | 32 | import java.lang.reflect.Method; |
aeriksso@7865 | 33 | import java.lang.invoke.MethodHandle; |
aeriksso@7865 | 34 | import java.lang.invoke.MethodHandles; |
aeriksso@7865 | 35 | import static java.lang.invoke.MethodHandles.*; |
aeriksso@7865 | 36 | import static java.lang.invoke.MethodType.*; |
aeriksso@7865 | 37 | |
aeriksso@7865 | 38 | import jdk.internal.org.objectweb.asm.ClassWriter; |
aeriksso@7865 | 39 | import jdk.internal.org.objectweb.asm.Handle; |
aeriksso@7865 | 40 | import jdk.internal.org.objectweb.asm.MethodVisitor; |
aeriksso@7865 | 41 | import jdk.internal.org.objectweb.asm.Opcodes; |
aeriksso@7865 | 42 | |
aeriksso@7865 | 43 | public class BootstrapMethodErrorTest extends ClassLoader implements Opcodes { |
aeriksso@7865 | 44 | |
aeriksso@7865 | 45 | @Override |
aeriksso@7865 | 46 | public Class findClass(String name) throws ClassNotFoundException { |
aeriksso@7865 | 47 | byte[] b; |
aeriksso@7865 | 48 | try { |
aeriksso@7865 | 49 | b = loadClassData(name); |
aeriksso@7865 | 50 | } catch (Throwable th) { |
aeriksso@7865 | 51 | throw new ClassNotFoundException("Loading error", th); |
aeriksso@7865 | 52 | } |
aeriksso@7865 | 53 | return defineClass(name, b, 0, b.length); |
aeriksso@7865 | 54 | } |
aeriksso@7865 | 55 | |
aeriksso@7865 | 56 | private byte[] loadClassData(String name) throws Exception { |
aeriksso@7865 | 57 | ClassWriter cw = new ClassWriter(0); |
aeriksso@7865 | 58 | MethodVisitor mv; |
aeriksso@7865 | 59 | |
aeriksso@7865 | 60 | if (name.equals("C")) { |
aeriksso@7865 | 61 | cw.visit(52, ACC_SUPER | ACC_PUBLIC, "C", null, "java/lang/Object", null); |
aeriksso@7865 | 62 | { |
aeriksso@7865 | 63 | mv = cw.visitMethod(ACC_PRIVATE | ACC_STATIC, "m", "()V", null, null); |
aeriksso@7865 | 64 | mv.visitCode(); |
aeriksso@7865 | 65 | mv.visitInsn(RETURN); |
aeriksso@7865 | 66 | mv.visitMaxs(0, 1); |
aeriksso@7865 | 67 | mv.visitEnd(); |
aeriksso@7865 | 68 | } |
aeriksso@7865 | 69 | cw.visitEnd(); |
aeriksso@7865 | 70 | return cw.toByteArray(); |
aeriksso@7865 | 71 | } else if (name.equals("Exec")) { |
aeriksso@7865 | 72 | cw.visit(52, ACC_SUPER | ACC_PUBLIC, "Exec", null, "java/lang/Object", null); |
aeriksso@7865 | 73 | { |
aeriksso@7865 | 74 | mv = cw.visitMethod(ACC_PUBLIC | ACC_STATIC, "invokeRef", "()V", null, null); |
aeriksso@7865 | 75 | mv.visitCode(); |
aeriksso@7865 | 76 | Handle h = new Handle(H_INVOKESTATIC, "C", "m", "()V"); |
aeriksso@7865 | 77 | mv.visitInvokeDynamicInsn("C", "()V", h); |
aeriksso@7865 | 78 | mv.visitInsn(RETURN); |
aeriksso@7865 | 79 | mv.visitMaxs(0, 0); |
aeriksso@7865 | 80 | mv.visitEnd(); |
aeriksso@7865 | 81 | } |
aeriksso@7865 | 82 | cw.visitEnd(); |
aeriksso@7865 | 83 | return cw.toByteArray(); |
aeriksso@7865 | 84 | } |
aeriksso@7865 | 85 | return null; |
aeriksso@7865 | 86 | } |
aeriksso@7865 | 87 | |
aeriksso@7865 | 88 | public static void main(String[] args) throws ClassNotFoundException, IllegalAccessException, NoSuchMethodException { |
aeriksso@7865 | 89 | new BootstrapMethodErrorTest().test(); |
aeriksso@7865 | 90 | } |
aeriksso@7865 | 91 | |
aeriksso@7865 | 92 | public void test() throws ClassNotFoundException, IllegalAccessException, NoSuchMethodException { |
aeriksso@7865 | 93 | Class.forName("C", true, this); |
aeriksso@7865 | 94 | Class<?> exec = Class.forName("Exec", true, this); |
aeriksso@7865 | 95 | |
aeriksso@7865 | 96 | try { |
aeriksso@7865 | 97 | exec.getMethod("invokeRef").invoke(null); |
aeriksso@7865 | 98 | } catch (Throwable e) { |
aeriksso@7865 | 99 | Throwable c = e.getCause(); |
aeriksso@7865 | 100 | if (c == null) { |
aeriksso@7865 | 101 | throw new RuntimeException( |
aeriksso@7865 | 102 | "Expected BootstrapMethodError wrapped in an InvocationTargetException but it wasn't wrapped", e); |
aeriksso@7865 | 103 | } else if (c instanceof BootstrapMethodError) { |
aeriksso@7865 | 104 | // Only way to pass test, all else should throw |
aeriksso@7865 | 105 | return; |
aeriksso@7865 | 106 | } else { |
aeriksso@7865 | 107 | throw new RuntimeException( |
aeriksso@7865 | 108 | "Expected BootstrapMethodError but got another Error: " |
aeriksso@7865 | 109 | + c.getClass().getName(), |
aeriksso@7865 | 110 | c); |
aeriksso@7865 | 111 | } |
aeriksso@7865 | 112 | } |
aeriksso@7865 | 113 | throw new RuntimeException("Expected BootstrapMethodError but no Error at all was thrown"); |
aeriksso@7865 | 114 | } |
aeriksso@7865 | 115 | } |