6985181: Annotations lost from classfile

Reviewed-by: mcimadamore

src/share/classes/com/sun/tools/javac/api/JavacTrees.java

@@ -275,6 +275,8 @@ public class JavacTrees extends Trees {
                     env = enter.getTopLevelEnv((JCCompilationUnit)tree);
                     break;
                 case CLASS:
+                case INTERFACE:
+                case ENUM:
 //                    System.err.println("CLASS: " + ((JCClassDecl)tree).sym.getSimpleName());
                     env = enter.getClassEnv(((JCClassDecl)tree).sym);
                     break;

src/share/classes/com/sun/tools/javac/code/TypeAnnotations.java

@@ -114,6 +114,8 @@ public class TypeAnnotations {
                     return p;
 
                 case CLASS:
+                case INTERFACE:
+                case ENUM:
                     p.pos = frame.pos;
                     if (((JCClassDecl)frame).extending == tree) {
                         p.type = TargetType.CLASS_EXTENDS;

test/tools/javac/T6985181.java

+/*
+ * Copyright (c) 2010, 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 6985181
+ * @summary Annotations lost from classfile
+ */
+
+import java.io.*;
+import java.util.*;
+
+public class T6985181 {
+    public static void main(String... args) throws Exception{
+        new T6985181().run();
+    }
+
+    public void run() throws Exception {
+        String code = "@interface Simple { }\ninterface Test<@Simple T> { }";
+
+        File srcFile = writeFile("Test.java", code);
+        File classesDir = new File("classes");
+        classesDir.mkdirs();
+        compile("-d", classesDir.getPath(), srcFile.getPath());
+        String out = javap(new File(classesDir, srcFile.getName().replace(".java", ".class")));
+        if (!out.contains("RuntimeInvisibleTypeAnnotations"))
+            throw new Exception("RuntimeInvisibleTypeAnnotations not found");
+    }
+
+    void compile(String... args) throws Exception {
+        StringWriter sw = new StringWriter();
+        PrintWriter pw = new PrintWriter(sw);
+        int rc = com.sun.tools.javac.Main.compile(args, pw);
+        pw.close();
+        String out = sw.toString();
+        if (out.length() > 0)
+            System.err.println(out);
+        if (rc != 0)
+            throw new Exception("Compilation failed: rc=" + rc);
+    }
+
+    String javap(File classFile) throws Exception {
+        StringWriter sw = new StringWriter();
+        PrintWriter pw = new PrintWriter(sw);
+        String[] args = { "-v", classFile.getPath() };
+        int rc = com.sun.tools.javap.Main.run(args, pw);
+        pw.close();
+        String out = sw.toString();
+        if (out.length() > 0)
+            System.err.println(out);
+        if (rc != 0)
+            throw new Exception("javap failed: rc=" + rc);
+        return out;
+    }
+
+    File writeFile(String path, String body) throws IOException {
+        File f = new File(path);
+        FileWriter out = new FileWriter(f);
+        try {
+            out.write(body);
+        } finally {
+            out.close();
+        }
+        return f;
+    }
+}