--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/truffle/com.oracle.truffle.tools.debug.shell/src/com/oracle/truffle/tools/debug/shell/server/FrameDebugDescription.java	Sat Jul 18 18:03:36 2015 +0200
@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2015, 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.oracle.truffle.tools.debug.shell.server;
+
+import com.oracle.truffle.api.frame.*;
+import com.oracle.truffle.api.nodes.*;
+
+public final class FrameDebugDescription {
+    private final int index;
+    private final Node node;
+    private final FrameInstance frameInstance;
+
+    FrameDebugDescription(int index, Node node, FrameInstance frameInstance) {
+        this.index = index;
+        this.node = node;
+        this.frameInstance = frameInstance;
+    }
+
+    /**
+     * Position in the current stack: {@code 0} at the top.
+     */
+    public int index() {
+        return index;
+    }
+
+    /**
+     * AST location.
+     */
+    public Node node() {
+        return node;
+    }
+
+    /**
+     * Access to the Truffle {@link Frame}.
+     */
+    public FrameInstance frameInstance() {
+        return frameInstance;
+    }
+}