aoqi@0: /* aoqi@0: * Copyright (c) 2008, 2013, Oracle and/or its affiliates. All rights reserved. aoqi@0: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. aoqi@0: * aoqi@0: * This code is free software; you can redistribute it and/or modify it aoqi@0: * under the terms of the GNU General Public License version 2 only, as aoqi@0: * published by the Free Software Foundation. aoqi@0: * aoqi@0: * This code is distributed in the hope that it will be useful, but WITHOUT aoqi@0: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or aoqi@0: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License aoqi@0: * version 2 for more details (a copy is included in the LICENSE file that aoqi@0: * accompanied this code). aoqi@0: * aoqi@0: * You should have received a copy of the GNU General Public License version aoqi@0: * 2 along with this work; if not, write to the Free Software Foundation, aoqi@0: * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. aoqi@0: * aoqi@0: * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA aoqi@0: * or visit www.oracle.com if you need additional information or have any aoqi@0: * questions. aoqi@0: */ aoqi@0: aoqi@0: import java.io.*; aoqi@0: import com.sun.tools.classfile.*; aoqi@0: aoqi@0: /* aoqi@0: * @test JSR175Annotations aoqi@0: * @bug 6843077 aoqi@0: * @summary test that only type annotations are recorded as such in classfile aoqi@0: */ aoqi@0: aoqi@0: public class JSR175Annotations { aoqi@0: public static void main(String[] args) throws Exception { aoqi@0: new JSR175Annotations().run(); aoqi@0: } aoqi@0: aoqi@0: public void run() throws Exception { aoqi@0: File javaFile = writeTestFile(); aoqi@0: File classFile = compileTestFile(javaFile); aoqi@0: aoqi@0: ClassFile cf = ClassFile.read(classFile); aoqi@0: for (Field f : cf.fields) { aoqi@0: test(cf, f); aoqi@0: } aoqi@0: for (Method m: cf.methods) { aoqi@0: test(cf, m); aoqi@0: } aoqi@0: aoqi@0: countAnnotations(); aoqi@0: aoqi@0: if (errors > 0) aoqi@0: throw new Exception(errors + " errors found"); aoqi@0: System.out.println("PASSED"); aoqi@0: } aoqi@0: aoqi@0: void test(ClassFile cf, Method m) { aoqi@0: test(cf, m, Attribute.RuntimeVisibleTypeAnnotations, true); aoqi@0: test(cf, m, Attribute.RuntimeInvisibleTypeAnnotations, false); aoqi@0: } aoqi@0: aoqi@0: void test(ClassFile cf, Field m) { aoqi@0: test(cf, m, Attribute.RuntimeVisibleTypeAnnotations, true); aoqi@0: test(cf, m, Attribute.RuntimeInvisibleTypeAnnotations, false); aoqi@0: } aoqi@0: aoqi@0: // test the result of Attributes.getIndex according to expectations aoqi@0: // encoded in the method's name aoqi@0: void test(ClassFile cf, Method m, String name, boolean visible) { aoqi@0: int index = m.attributes.getIndex(cf.constant_pool, name); aoqi@0: if (index != -1) { aoqi@0: Attribute attr = m.attributes.get(index); aoqi@0: assert attr instanceof RuntimeTypeAnnotations_attribute; aoqi@0: RuntimeTypeAnnotations_attribute tAttr = (RuntimeTypeAnnotations_attribute)attr; aoqi@0: all += tAttr.annotations.length; aoqi@0: if (visible) aoqi@0: visibles += tAttr.annotations.length; aoqi@0: else aoqi@0: invisibles += tAttr.annotations.length; aoqi@0: } aoqi@0: } aoqi@0: aoqi@0: // test the result of Attributes.getIndex according to expectations aoqi@0: // encoded in the method's name aoqi@0: void test(ClassFile cf, Field m, String name, boolean visible) { aoqi@0: int index = m.attributes.getIndex(cf.constant_pool, name); aoqi@0: if (index != -1) { aoqi@0: Attribute attr = m.attributes.get(index); aoqi@0: assert attr instanceof RuntimeTypeAnnotations_attribute; aoqi@0: RuntimeTypeAnnotations_attribute tAttr = (RuntimeTypeAnnotations_attribute)attr; aoqi@0: all += tAttr.annotations.length; aoqi@0: if (visible) aoqi@0: visibles += tAttr.annotations.length; aoqi@0: else aoqi@0: invisibles += tAttr.annotations.length; aoqi@0: } aoqi@0: } aoqi@0: aoqi@0: File writeTestFile() throws IOException { aoqi@0: File f = new File("Test.java"); aoqi@0: PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter(f))); aoqi@0: out.println("import java.lang.annotation.*;"); aoqi@0: out.println("abstract class Test { "); aoqi@0: out.println(" @Target({ElementType.FIELD, ElementType.METHOD, ElementType.PARAMETER})"); aoqi@0: out.println(" @Retention(RetentionPolicy.RUNTIME)"); aoqi@0: out.println(" @interface A { }"); aoqi@0: out.println(" @A String m;"); aoqi@0: out.println(" @A String method(@A String a) {"); aoqi@0: out.println(" return a;"); aoqi@0: out.println(" }"); aoqi@0: out.println("}"); aoqi@0: out.close(); aoqi@0: return f; aoqi@0: } aoqi@0: aoqi@0: File compileTestFile(File f) { aoqi@0: int rc = com.sun.tools.javac.Main.compile(new String[] { "-source", "1.8", "-g", f.getPath() }); aoqi@0: if (rc != 0) aoqi@0: throw new Error("compilation failed. rc=" + rc); aoqi@0: String path = f.getPath(); aoqi@0: return new File(path.substring(0, path.length() - 5) + ".class"); aoqi@0: } aoqi@0: aoqi@0: void countAnnotations() { aoqi@0: int expected_visibles = 0, expected_invisibles = 0; aoqi@0: int expected_all = expected_visibles + expected_invisibles; aoqi@0: aoqi@0: if (expected_all != all) { aoqi@0: errors++; aoqi@0: System.err.println("expected " + expected_all aoqi@0: + " annotations but found " + all); aoqi@0: } aoqi@0: aoqi@0: if (expected_visibles != visibles) { aoqi@0: errors++; aoqi@0: System.err.println("expected " + expected_visibles aoqi@0: + " visibles annotations but found " + visibles); aoqi@0: } aoqi@0: aoqi@0: if (expected_invisibles != invisibles) { aoqi@0: errors++; aoqi@0: System.err.println("expected " + expected_invisibles aoqi@0: + " invisibles annotations but found " + invisibles); aoqi@0: } aoqi@0: aoqi@0: } aoqi@0: aoqi@0: int errors; aoqi@0: int all; aoqi@0: int visibles; aoqi@0: int invisibles; aoqi@0: }