diff -r 000000000000 -r 959103a6100f src/share/classes/com/sun/tools/classfile/RuntimeTypeAnnotations_attribute.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/share/classes/com/sun/tools/classfile/RuntimeTypeAnnotations_attribute.java	Wed Apr 27 01:34:52 2016 +0800
@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2007, 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.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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.
+ */
+
+package com.sun.tools.classfile;
+
+import java.io.IOException;
+
+/**
+ * See JSR 308 specification, Section 3.
+ *
+ *  <p><b>This is NOT part of any supported API.
+ *  If you write code that depends on this, you do so at your own risk.
+ *  This code and its internal interfaces are subject to change or
+ *  deletion without notice.</b>
+ */
+public abstract class RuntimeTypeAnnotations_attribute extends Attribute {
+    protected RuntimeTypeAnnotations_attribute(ClassReader cr, int name_index, int length)
+            throws IOException, Annotation.InvalidAnnotation {
+        super(name_index, length);
+        int num_annotations = cr.readUnsignedShort();
+        annotations = new TypeAnnotation[num_annotations];
+        for (int i = 0; i < annotations.length; i++)
+            annotations[i] = new TypeAnnotation(cr);
+    }
+
+    protected RuntimeTypeAnnotations_attribute(int name_index, TypeAnnotation[] annotations) {
+        super(name_index, length(annotations));
+        this.annotations = annotations;
+    }
+
+    private static int length(TypeAnnotation[] annos) {
+        int n = 2;
+        for (TypeAnnotation anno: annos)
+            n += anno.length();
+        return n;
+    }
+
+    public final TypeAnnotation[] annotations;
+}