--- /dev/null	2017-12-05 08:24:57.000000000 -0800
+++ new/core/JemmyCore/src/org/jemmy/timing/Timeline.java	2017-12-05 08:24:57.000000000 -0800
@@ -0,0 +1,150 @@
+/*
+ * Copyright (c) 2007, 2017 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.
+ *
+ * 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 org.jemmy.timing;
+
+import java.util.HashMap;
+import java.util.LinkedList;
+import java.util.TreeMap;
+import org.jemmy.JemmyException;
+import org.jemmy.action.Action;
+import org.jemmy.action.GetAction;
+import org.jemmy.timing.TimedCriteria;
+import org.jemmy.control.Wrap;
+import org.jemmy.env.Environment;
+
+/**
+ *
+ * @author shura
+ */
+public class Timeline<T> {
+
+    private LinkedList<TimedAction> list = new LinkedList<TimedAction>();
+    private Environment env;
+    private T control;
+    private long startTime = 0;
+    private long tic = 10;
+
+    public Timeline(long startTime, Environment env, T control) {
+        this.startTime = startTime;
+        this.env = env;
+        this.control = control;
+    }
+
+    public Timeline(long startTime, Wrap<? extends T> wrap) {
+        this(startTime, wrap.getEnvironment(), wrap.getControl());
+    }
+
+    public Timeline(Environment env, T control) {
+        this(0, env, control);
+    }
+
+    public Timeline(Wrap<T> wrap) {
+        this(wrap.getEnvironment(), wrap.getControl());
+    }
+
+    public synchronized final Timeline<T> schedule(long when, TimedCriteria<T> frame) {
+        if (when >= 0) {
+            if (list.size() > 0) {
+                for (int i = 0; i < list.size(); i++) {
+                    if (list.get(i).when >= when) {
+                        list.add(i, new TimedAction(frame, when));
+                        return this;
+                    }
+                }
+                list.add(new TimedAction(frame, when));
+            } else {
+                list.add(new TimedAction(frame, when));
+            }
+        }
+        return this;
+    }
+
+    public synchronized final Timeline<T> schedule(long start, long until, long delta, TimedCriteria<T> frame) {
+        long when = start;
+        do {
+            schedule(when, frame);
+        } while ((when += delta) <= until);
+        return this;
+    }
+
+    synchronized TimedAction next(long until) {
+        if (list.get(0).when <= until) {
+            return remove();
+        }
+        return null;
+    }
+
+    synchronized TimedAction remove() {
+        return list.removeFirst();
+    }
+
+    public void start() {
+        if (startTime > 0) {
+            long before = System.currentTimeMillis();
+            while (System.currentTimeMillis() < startTime + before) {
+                try {
+                    Thread.sleep(tic);
+                } catch (InterruptedException ex) {
+                    throw new JemmyException("Sleep interrupted.", ex);
+                }
+            }
+        }
+        long start = System.currentTimeMillis();
+        while (hasMore()) {
+            long now = System.currentTimeMillis() - start;
+            TimedAction next = next(now);
+            if (next != null) {
+                env.getExecutor().execute(env,
+                        true, next, Long.valueOf(now));
+                if (!next.getResult()) {
+                    throw new JemmyException("Check failed on " + now + ":", next.criteria);
+                }
+            }
+            try {
+                Thread.sleep(tic);
+            } catch (InterruptedException ex) {
+                throw new JemmyException("Sleep interrupted.", ex);
+            }
+        }
+    }
+
+    public boolean hasMore() {
+        return list.size() > 0;
+    }
+
+    private class TimedAction extends GetAction<Boolean> {
+
+        long when;
+        TimedCriteria<T> criteria;
+
+        public TimedAction(TimedCriteria<T> criteria, long when) {
+            this.criteria = criteria;
+            this.when = when;
+        }
+
+        @Override
+        public void run(Object... parameters) {
+            setResult(criteria.check(control, (Long) parameters[0]));
+        }
+    }
+}