system time

##System Time Wrapper The short name for this wrapper is system-time. It generates a StreamElement object every clock-periods milliseconds, with the timestamp at which the object was generated.

Parameters:

• clock-period value in msc (default is 1000 which implies 1 second).

Example:

<address wrapper="system-time">
  <predicate key="clock-period">2000</predicate>
</address>
<query>select Timed from wrapper</query>