| /* |
| * Copyright (c) 2014, 2017, 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. |
| * |
| * 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 |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @bug 8156694 |
| * @summary javap should render annotations in a friendly way |
| * @modules jdk.jdeps/com.sun.tools.javap |
| */ |
| |
| import java.io.*; |
| import java.lang.annotation.*; |
| import javax.lang.model.element.ElementKind; |
| |
| public class AnnoTest { |
| public static void main(String... args) throws Exception { |
| new AnnoTest().run(); |
| } |
| |
| void run() throws Exception { |
| String testClasses = System.getProperty("test.classes"); |
| String out = javap("-v", "-classpath", testClasses, A.class.getName()); |
| |
| String nl = System.getProperty("line.separator"); |
| out = out.replaceAll(nl, "\n"); |
| |
| if (out.contains("\n\n\n")) |
| error("double blank line found"); |
| |
| expect(out, |
| "RuntimeVisibleAnnotations:\n" + |
| " 0: #18(#19=B#20)\n" + |
| " AnnoTest$ByteAnno(\n" + |
| " value=(byte) 42\n" + |
| " )\n" + |
| " 1: #23(#19=S#24)\n" + |
| " AnnoTest$ShortAnno(\n" + |
| " value=(short) 3\n" + |
| " )"); |
| expect(out, |
| "RuntimeInvisibleAnnotations:\n" + |
| " 0: #28(#19=[J#29,J#31,J#33,J#35,J#37])\n" + |
| " AnnoTest$ArrayAnno(\n" + |
| " value=[1l,2l,3l,4l,5l]\n" + |
| " )\n" + |
| " 1: #41(#19=Z#42)\n" + |
| " AnnoTest$BooleanAnno(\n" + |
| " value=false\n" + |
| " )\n" + |
| " 2: #45(#46=c#47)\n" + |
| " AnnoTest$ClassAnno(\n" + |
| " type=class Ljava/lang/Object;\n" + |
| " )\n" + |
| " 3: #50(#51=e#52.#53)\n" + |
| " AnnoTest$EnumAnno(\n" + |
| " kind=Ljavax/lang/model/element/ElementKind;.PACKAGE\n" + |
| " )\n" + |
| " 4: #56(#19=I#57)\n" + |
| " AnnoTest$IntAnno(\n" + |
| " value=2\n" + |
| " )\n" + |
| " 5: #60()\n" + |
| " AnnoTest$IntDefaultAnno\n" + |
| " 6: #63(#64=s#65)\n" + |
| " AnnoTest$NameAnno(\n" + |
| " name=\"NAME\"\n" + |
| " )\n" + |
| " 7: #68(#69=D#70,#72=F#73)\n" + |
| " AnnoTest$MultiAnno(\n" + |
| " d=3.14159d\n" + |
| " f=2.71828f\n" + |
| " )\n" + |
| " 8: #76()\n" + |
| " AnnoTest$SimpleAnno\n" + |
| " 9: #79(#19=@#56(#19=I#80))\n" + |
| " AnnoTest$AnnoAnno(\n" + |
| " value=@AnnoTest$IntAnno(\n" + |
| " value=5\n" + |
| " )\n" + |
| " )"); |
| expect(out, |
| "RuntimeInvisibleTypeAnnotations:\n" + |
| " 0: #84(): CLASS_EXTENDS, type_index=0\n" + |
| " AnnoTest$TypeAnno"); |
| |
| if (errors > 0) |
| throw new Exception(errors + " errors found"); |
| } |
| |
| String javap(String... args) throws Exception { |
| StringWriter sw = new StringWriter(); |
| int rc; |
| try (PrintWriter out = new PrintWriter(sw)) { |
| rc = com.sun.tools.javap.Main.run(args, out); |
| } |
| System.out.println(sw.toString()); |
| if (rc < 0) |
| throw new Exception("javap exited, rc=" + rc); |
| return sw.toString(); |
| } |
| |
| void expect(String text, String expect) { |
| if (!text.contains(expect)) |
| error("expected text not found"); |
| } |
| |
| void error(String msg) { |
| System.out.println("Error: " + msg); |
| errors++; |
| } |
| |
| int errors; |
| |
| /* Simple test classes to run through javap. */ |
| public @interface SimpleAnno { } |
| public @interface BooleanAnno { boolean value(); } |
| public @interface IntAnno { int value(); } |
| public @interface IntDefaultAnno { int value() default 3; } |
| |
| @Retention(RetentionPolicy.RUNTIME) |
| public @interface ByteAnno { byte value(); } |
| |
| @Retention(RetentionPolicy.RUNTIME) |
| public @interface ShortAnno { short value(); } |
| |
| public @interface NameAnno { String name(); } |
| public @interface ArrayAnno { long[] value(); } |
| public @interface EnumAnno { ElementKind kind(); } |
| public @interface ClassAnno { Class<?> type(); } |
| public @interface MultiAnno { float f(); double d(); } |
| |
| public @interface AnnoAnno { IntAnno value(); } |
| |
| @Target(ElementType.TYPE_USE) |
| public @interface TypeAnno { } |
| |
| @ArrayAnno({1, 2, 3, 4, 5}) |
| @BooleanAnno(false) |
| @ByteAnno(42) |
| @ClassAnno(type = Object.class) |
| @EnumAnno(kind = ElementKind.PACKAGE) |
| @IntAnno(2) |
| @IntDefaultAnno |
| @NameAnno(name = "NAME") |
| @MultiAnno(d = 3.14159, f = 2.71828f) |
| @ShortAnno(3) |
| @SimpleAnno |
| @AnnoAnno(@IntAnno(5)) |
| public abstract class A implements @TypeAnno Runnable { } |
| } |