--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/java.security.sasl/share/classes/javax/security/sasl/RealmChoiceCallback.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2000, 2013, 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.security.sasl;
+
+import javax.security.auth.callback.ChoiceCallback;
+
+/**
+  * This callback is used by {@code SaslClient} and {@code SaslServer}
+  * to obtain a realm given a list of realm choices.
+  *
+  * @since 1.5
+  *
+  * @author Rosanna Lee
+  * @author Rob Weltman
+  */
+public class RealmChoiceCallback extends ChoiceCallback {
+
+    /**
+     * Constructs a {@code RealmChoiceCallback} with a prompt, a list of
+     * choices and a default choice.
+     *
+     * @param prompt the non-null prompt to use to request the realm.
+     * @param choices the non-null list of realms to choose from.
+     * @param defaultChoice the choice to be used as the default choice
+     * when the list of choices is displayed. It is an index into
+     * the {@code choices} array.
+     * @param multiple true if multiple choices allowed; false otherwise
+     * @throws IllegalArgumentException If {@code prompt} is null or the empty string,
+     * if {@code choices} has a length of 0, if any element from
+     * {@code choices} is null or empty, or if {@code defaultChoice}
+     * does not fall within the array boundary of {@code choices}
+     */
+    public RealmChoiceCallback(String prompt, String[]choices,
+        int defaultChoice, boolean multiple) {
+        super(prompt, choices, defaultChoice, multiple);
+    }
+
+    private static final long serialVersionUID = -8588141348846281332L;
+}