--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/langtools/test/tools/javac/api/T6483788.java	Tue Sep 08 11:12:13 2009 -0700
@@ -0,0 +1,70 @@
+/*
+ * Copyright 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.
+ */
+
+/*
+ * @test
+ * @bug 6483788
+ * @summary DefaultFileManager.ZipFileObject.toUri() fails to escape space characters
+ */
+
+import java.io.*;
+import java.net.*;
+import java.util.Collections;
+import java.util.jar.*;
+import java.util.zip.*;
+import javax.tools.*;
+
+public class T6483788 {
+    public static void main(String[] args) throws Exception {
+        new T6483788().run();
+    }
+
+    void run() throws Exception {
+        File jar = createJar();
+        JavaCompiler c = ToolProvider.getSystemJavaCompiler();
+        StandardJavaFileManager fm = c.getStandardFileManager(null, null, null);
+        fm.setLocation(StandardLocation.CLASS_PATH, Collections.singleton(jar));
+        JavaFileObject fo = fm.getJavaFileForInput(StandardLocation.CLASS_PATH, "dummy", JavaFileObject.Kind.CLASS);
+        System.err.println("file: " + fo);
+        URI uri = fo.toUri();
+        System.err.println("uri: " + uri);
+        if (uri.toString().contains(" "))
+            throw new Exception("unexpected space character found");
+    }
+
+    File createJar() throws IOException {
+        byte[] dummy_data = new byte[10];
+        File f = new File("a b.jar");
+        OutputStream out = new FileOutputStream(f);
+        try {
+            JarOutputStream jar = new JarOutputStream(out);
+            jar.putNextEntry(new ZipEntry("dummy.class"));
+            jar.write(dummy_data);
+            jar.close();
+        } finally {
+            out.close();
+        }
+        return f;
+    }
+}
+