--- a/jdk/src/share/demo/nio/zipfs/src/com/sun/nio/zipfs/ZipFileSystemProvider.java	Thu Apr 12 15:04:39 2012 +0800
+++ b/jdk/src/share/demo/nio/zipfs/src/com/sun/nio/zipfs/ZipFileSystemProvider.java	Thu Apr 12 10:43:04 2012 -0700
@@ -78,7 +78,7 @@
         }
         try {
             // only support legacy JAR URL syntax  jar:{uri}!/{entry} for now
-            String spec = uri.getSchemeSpecificPart();
+            String spec = uri.getRawSchemeSpecificPart();
             int sep = spec.indexOf("!/");
             if (sep != -1)
                 spec = spec.substring(0, sep);

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/demo/zipfs/ZFSTests.java	Thu Apr 12 10:43:04 2012 -0700
@@ -0,0 +1,56 @@
+/*
+ * Copyright (c) 2012, 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 7156873
+   @summary ZipFileSystem regression tests
+ */
+
+
+import java.net.URI;
+import java.nio.file.*;
+import java.util.Map;
+import java.util.HashMap;
+
+public class ZFSTests {
+
+    public static void main(String[] args) throws Throwable {
+        test7156873();
+    }
+
+    static void test7156873() throws Throwable {
+        String DIRWITHSPACE = "testdir with spaces";
+        Path dir = Paths.get(DIRWITHSPACE);
+        Path path = Paths.get(DIRWITHSPACE, "file.zip");
+        try {
+            Files.createDirectory(dir);
+            URI uri = URI.create("jar:" + path.toUri());
+            Map<String, Object> env = new HashMap<String, Object>();
+            env.put("create", "true");
+            try (FileSystem fs = FileSystems.newFileSystem(uri, env)) {}
+        } finally {
+            Files.deleteIfExists(path);
+            Files.deleteIfExists(dir);
+        }
+    }
+}