diff -r 115e09b7a004 -r 3acf8e5e2ca0 jdk/test/java/nio/file/Files/SimpleFileTypeDetector.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/nio/file/Files/SimpleFileTypeDetector.java	Sun Feb 15 12:25:54 2009 +0000
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2008-2009 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+import java.nio.file.*;
+import java.nio.file.spi.FileTypeDetector;
+import java.io.*;
+
+
+public class SimpleFileTypeDetector extends FileTypeDetector {
+    public SimpleFileTypeDetector() {
+    }
+
+    public String probeContentType(FileRef file) throws IOException {
+
+        System.out.println("probe " + file + "...");
+
+        if (file instanceof Path) {
+            String name = ((Path)file).toString();
+            if (name.endsWith(".grape")) {
+                return "grape/unknown";
+            }
+        }
+
+        // unknown
+        return null;
+    }
+}