feat(jdk8): move files to new folder to avoid resources compiled.

jdkSrc/jdk8/javax/swing/plaf/OptionPaneUI.java

@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 1997, 1998, 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 javax.swing.plaf;
+
+import javax.swing.JOptionPane;
+
+/**
+ * Pluggable look and feel interface for JOptionPane.
+ *
+ * @author Scott Violet
+ */
+
+public abstract class OptionPaneUI extends ComponentUI
+{
+    /**
+     * Requests the component representing the default value to have
+     * focus.
+     */
+    public abstract void selectInitialValue(JOptionPane op);
+
+    /**
+     * Returns true if the user has supplied instances of Component for
+     * either the options or message.
+     */
+    public abstract boolean containsCustomComponents(JOptionPane op);
+}