--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/sun/misc/ExtensionInstallationProvider.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,54 @@
+/*
+ * Copyright 1999 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.  Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun 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 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.
+ */
+
+package sun.misc;
+
+/**
+ * This interface defines the contract a extension installation capable
+ * provided to the extension installation dependency mechanism to
+ * install new extensions on the user's disk
+ *
+ * @author  Jerome Dochez
+ */
+public interface ExtensionInstallationProvider {
+
+    /*
+     * <p>
+     * Request the installation of an extension in the extension directory
+     * </p>
+     *
+     * @param requestExtInfo information on the extension that need to be
+     * installed
+     * @param installedExtInfo information on the current compatible installed
+     * extension. Can be null if no current installation has been found.
+     * @return true if the installation is successful, false if the
+     * installation could not be attempted.
+     * @exception ExtensionInstallationException if an installation was
+     * attempted but did not succeed.
+     */
+    boolean installExtension(ExtensionInfo requestExtInfo,
+                             ExtensionInfo installedExtInfo)
+        throws ExtensionInstallationException;
+}