public MethodInvokerResult executeMethodOnClass(String className, String methodName) {
    String name = className + '.' + methodName;
    long start = start(name);
    MethodInvokerResult result = MethodInvoker.execute(className, methodName);
    logDelta(name, start, result);

    return result;
  }
Called remotely by the master controller to cause the client to execute the method on the
class. Does this synchronously (does not spawn a thread). This method is used by the unit test
framework, dunit.

@param className the name of the class execute
@param methodName the name of the method to execute
@return the result of method execution
geode-dunit/src/main/java/org/apache/geode/test/dunit/internal/RemoteDUnitVM.java