/* An up-down counter.
Copyright (c) 1998-2005 The Regents of the University of California.
All rights reserved.
Permission is hereby granted, without written agreement and without
license or royalty fees, to use, copy, modify, and distribute this
software and its documentation for any purpose, provided that the above
copyright notice and the following two paragraphs appear in all copies
of this software.
IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY
FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF
CALIFORNIA HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
ENHANCEMENTS, OR MODIFICATIONS.
PT_COPYRIGHT_VERSION_2
COPYRIGHTENDKEY
*/
package ptolemy.component.test;
import ptolemy.component.AtomicComponent;
import ptolemy.component.MethodCallPort;
import ptolemy.component.data.TupleToken;
import ptolemy.data.IntToken;
import ptolemy.kernel.CompositeEntity;
import ptolemy.kernel.util.IllegalActionException;
import ptolemy.kernel.util.NameDuplicationException;
//////////////////////////////////////////////////////////////////////////
//// Leds
/**
Display received argument value to the std output.
@author Yang Zhao
@version $Id$
@since Ptolemy II 7.1
@Pt.ProposedRating Yellow (ellen_zh)
@Pt.AcceptedRating red (cxh)
*/
public class Leds extends AtomicComponent {
/** Construct an actor with the given container and name.
* @param container The container.
* @param name The name of this actor.
* @exception IllegalActionException If the actor cannot be contained
* by the proposed container.
* @exception NameDuplicationException If the container already has an
* actor with this name.
*/
public Leds(CompositeEntity container, String name)
throws NameDuplicationException, IllegalActionException {
super(container, name);
display = new MethodCallPort(this, "display", true) {
public synchronized TupleToken call(TupleToken args) {
System.out.println("---call method Leds.displays.");
IntToken arg = (IntToken) args.getElement(0);
System.out.println("*** Leds Displays: " + arg.intValue());
return TupleToken.VOID;
}
};
}
///////////////////////////////////////////////////////////////////
//// ports and parameters ////
/** The increment port. If this input port
* receives a token, then the counter is incremented. The port
* has type general.
*/
public MethodCallPort display;
}