--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/java.base/share/classes/jdk/internal/access/JavaUtilJarAccess.java	Tue Nov 06 10:01:16 2018 -0800
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2002, 2018, 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 jdk.internal.access;
+
+import java.io.IOException;
+import java.net.URL;
+import java.security.CodeSource;
+import java.util.Enumeration;
+import java.util.List;
+import java.util.jar.Attributes;
+import java.util.jar.JarEntry;
+import java.util.jar.JarFile;
+import java.util.jar.Manifest;
+
+public interface JavaUtilJarAccess {
+    public boolean jarFileHasClassPathAttribute(JarFile jar) throws IOException;
+    public CodeSource[] getCodeSources(JarFile jar, URL url);
+    public CodeSource getCodeSource(JarFile jar, URL url, String name);
+    public Enumeration<String> entryNames(JarFile jar, CodeSource[] cs);
+    public Enumeration<JarEntry> entries2(JarFile jar);
+    public void setEagerValidation(JarFile jar, boolean eager);
+    public List<Object> getManifestDigests(JarFile jar);
+    public Attributes getTrustedAttributes(Manifest man, String name);
+    public void ensureInitialization(JarFile jar);
+}