--- /dev/null	Tue May 19 18:00:56 2015
+++ new/test/javax/rmi/PortableRemoteObject/ConcurrentHashMapTest.java	Tue May 19 18:00:55 2015
@@ -0,0 +1,143 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/*
+ * @test
+ * @bug 8068721
+ * @summary test RMI-IIOP call with ConcurrentHashMap as an argument
+ * @library /lib/testlibrary
+ * @build jdk.testlibrary.*
+ * @build Test HelloInterface HelloServer HelloClient HelloImpl _HelloImpl_Tie _HelloInterface_Stub ConcurrentHashMapTest
+ * @run main/othervm -Djava.naming.provider.url=iiop://localhost:1050 -Djava.naming.factory.initial=com.sun.jndi.cosnaming.CNCtxFactory  ConcurrentHashMapTest
+ */
+
+
+import java.io.DataInputStream;
+import java.io.File;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.CountDownLatch;
+import jdk.testlibrary.JDKToolFinder;
+import jdk.testlibrary.JDKToolLauncher;
+
+public class ConcurrentHashMapTest {
+
+    static final String ORBD = JDKToolFinder.getTestJDKTool("orbd");
+    static final String JAVA = JDKToolFinder.getTestJDKTool("java");
+    static final JDKToolLauncher orbdLauncher = JDKToolLauncher.createUsingTestJDK("orbd");
+    static final String CLASSPATH = System.getProperty("java.class.path");
+    static final int FIVE_SECONDS = 5000;
+
+    private static Exception clientException;
+    private static boolean exceptionInClient;
+    private static Process orbdProcess;
+    private static Process rmiServerProcess;
+
+    public static void main(String[] args) throws Exception {
+        startTestComponents();
+        stopTestComponents();
+        System.err.println("Test completed OK ");
+    }
+
+    static void startTestComponents () throws Exception {
+        startOrbd();
+        Thread.sleep(FIVE_SECONDS);
+        startRmiIiopServer();
+        Thread.sleep(FIVE_SECONDS);
+        executeRmiIiopClient();
+    }
+
+    private static void stopTestComponents() throws Exception {
+        stopRmiIiopServer();
+        stopOrbd();
+        if (exceptionInClient) {
+            throw new RuntimeException(clientException);
+        } else if (!isResponseReceived()) {
+            throw new RuntimeException("Expected Response not received");
+        }
+    }
+
+    static void startOrbd() throws Exception {
+        System.out.println("\nStarting orbd on port 1050 ");
+
+        //orbd -ORBInitialHost localhost -ORBInitialPort 1050
+        orbdLauncher.addToolArg("-ORBInitialHost").addToolArg("localhost")
+            .addToolArg("-ORBInitialPort").addToolArg("1050");
+
+        System.out.println("ConcurrentHashMapTest: Executing: " + Arrays.asList(orbdLauncher.getCommand()));
+        ProcessBuilder pb = new ProcessBuilder(orbdLauncher.getCommand());
+        pb.redirectError(ProcessBuilder.Redirect.INHERIT);
+        orbdProcess = pb.start();
+    }
+
+
+    static void startRmiIiopServer() throws Exception {
+        System.out.println("\nStarting RmiServer");
+        // java -cp .
+        // -Djava.naming.factory.initial=com.sun.jndi.cosnaming.CNCtxFactory
+        // -Djava.naming.provider.url=iiop://localhost:1050 HelloServer
+        List<String> commands = new ArrayList<>();
+        commands.add(ConcurrentHashMapTest.JAVA);
+        commands.add("-Djava.naming.factory.initial=com.sun.jndi.cosnaming.CNCtxFactory");
+        commands.add("-Djava.naming.provider.url=iiop://localhost:1050");
+        commands.add("-cp");
+        commands.add(ConcurrentHashMapTest.CLASSPATH);
+        commands.add("HelloServer");
+
+        System.out.println("ConcurrentHashMapTest: Executing: " + commands);
+        ProcessBuilder pb = new ProcessBuilder(commands);
+        pb.redirectError(ProcessBuilder.Redirect.INHERIT);
+        rmiServerProcess = pb.start();
+    }
+
+    static boolean isResponseReceived() {
+        return HelloClient.isResponseReceived();
+    }
+
+    static void stopRmiIiopServer() throws Exception {
+        rmiServerProcess.destroy();
+        rmiServerProcess.waitFor();
+        //rmiServerProcess.waitFor(30, TimeUnit.SECONDS);
+        System.out.println("serverProcess exitCode:"
+            + rmiServerProcess.exitValue());
+    }
+
+    static void stopOrbd() throws Exception {
+        orbdProcess.destroy();
+        orbdProcess.waitFor();
+        //orbdProcess.waitFor(30, TimeUnit.SECONDS);
+        System.out.println("orbd exitCode:"
+            + orbdProcess.exitValue());
+    }
+
+    static void executeRmiIiopClient() throws Exception {
+        try {
+            HelloClient.executeRmiClientCall();
+        } catch (Exception ex) {
+            clientException = ex;
+            exceptionInClient = true;
+        }
+    }
+}