diff -r 000000000000 -r 373ffda63c9a src/share/jaxws_classes/com/sun/xml/internal/ws/util/CompletedFuture.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/share/jaxws_classes/com/sun/xml/internal/ws/util/CompletedFuture.java	Wed Apr 27 01:27:09 2016 +0800
@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 1997, 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.  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 com.sun.xml.internal.ws.util;
+
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.Future;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * {@link Future} implementation that obtains an already available value.
+ *
+ * @author Kohsuke Kawaguchi
+ * @author Jitendra Kotamraju
+ */
+public class CompletedFuture<T> implements Future<T> {
+    private final T v;
+    private final Throwable re;
+
+    public CompletedFuture(T v, Throwable re) {
+        this.v = v;
+        this.re = re;
+    }
+
+    public boolean cancel(boolean mayInterruptIfRunning) {
+        return false;
+    }
+
+    public boolean isCancelled() {
+        return false;
+    }
+
+    public boolean isDone() {
+        return true;
+    }
+
+    public T get() throws ExecutionException {
+        if (re != null) {
+            throw new ExecutionException(re);
+        }
+        return v;
+    }
+
+    public T get(long timeout, TimeUnit unit) throws ExecutionException {
+        return get();
+    }
+}