8025118: Annotation processing api returns default modifier for interface without default methods

TypeElement.getModifiers() should not contain Modifier.DEFAULT

Reviewed-by: darcy, jjg

langtools/src/share/classes/com/sun/tools/javac/code/Symbol.java

@@ -1061,6 +1061,12 @@ public abstract class Symbol implements Element {
                 return ElementKind.CLASS;
         }
 
+        @Override
+        public Set<Modifier> getModifiers() {
+            long flags = flags();
+            return Flags.asModifierSet(flags & ~DEFAULT);
+        }
+
         public NestingKind getNestingKind() {
             complete();
             if (owner.kind == PCK)

langtools/test/tools/javac/processing/model/element/TestTypeElement.java

@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2013, 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 8025118
+ * @summary Verify that TypeElement for interfaces does not have
+ *          Modifier.DEFAULT in getModifiers()
+ * @library /tools/javac/lib
+ * @build   JavacTestingAbstractProcessor TestTypeElement
+ * @compile -processor TestTypeElement -proc:only TestTypeElement.java
+ */
+
+import java.util.Set;
+import javax.annotation.processing.*;
+import javax.lang.model.element.*;
+import static javax.tools.Diagnostic.Kind.*;
+
+/**
+ * Verify that TypeElement for interfaces does not have Modifier.DEFAULT in getModifiers().
+ */
+public class TestTypeElement extends JavacTestingAbstractProcessor {
+    public boolean process(Set<? extends TypeElement> annotations,
+                           RoundEnvironment roundEnv) {
+        if (!roundEnv.processingOver()) {
+            for (Element element : roundEnv.getRootElements()) {
+                if (element.getKind().isClass() || element.getKind().isInterface()) {
+                    if (element.getModifiers().contains(Modifier.DEFAULT))
+                        messager.printMessage(ERROR, "Modifier.DEFAULT not expected on classes/interfaces");
+                }
+            }
+        }
+        return true;
+    }
+
+}
+
+/**
+ * Test interface to provide a default method.
+ */
+interface InterfaceWithDefaultMethod {
+    default void quux() {}
+}