MountSupplier.java

/*
 *    ALMA - Atacama Large Millimiter Array
 *   (c) Associated Universities Inc., 2002 
 *   (c) European Southern Observatory, 2002
 *    Copyright by ESO (in the framework of the ALMA collaboration),
 *    All rights reserved
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License as published by the Free Software Foundation; either
 *    version 2.1 of the License, or (at your option) any later version.
 *
 *    This library 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
 *    Lesser General Public License for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this library; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston, 
 *    MA 02111-1307  USA
 *
 * MountSupplier.java
 *
 * Created on March 13, 2003, 11:43 AM
 */
////////////////////////////////////////////////////////////////////////////////
package alma.ACSCOURSE_MOUNT;

////////////////////////////////////////////////////////////////////////////////
import alma.acs.component.client.ComponentClient;
import alma.acs.container.ContainerServices;
import alma.acs.nc.AcsEventPublisher;

////////////////////////////////////////////////////////////////////////////////
/**
 * MountSupplier is an event channel example that shows how to use the NCPublisher class
 * directly, without ContainerServices available.
 * 
 * @author dfugate
 */
public class MountSupplier extends Thread
{
	// //////////////////////////////////////////////////////////////////////////
	/**
	 * In this example, the main function is all that is used.
	 * 
	 * @param args
	 *            Not used!
	 */
	public static void main(String[] args) {
		try {
			// Setup an ACS Java client. This has little to do with the NC API
			String managerLoc = System.getProperty("ACS.manager");
			if (managerLoc == null) {
				System.out.println("Java property 'ACS.manager' must be set to the corbaloc of the ACS manager!");
				System.exit(-1);
			}
			String clientName = "MountSupplierClient";
			ComponentClient myClient = new ComponentClient(null, managerLoc, clientName);
			ContainerServices cs = myClient.getContainerServices();
			
			// Create and initialize the supplier
			AcsEventPublisher<MountEventData> joe = cs.createNotificationChannelPublisher(
					MOUNT_CHANNEL.value, // the channel's name
					MountEventData.class
				);

			// Create the event that will be published
			MountEventData t_block = new MountEventData(3.14F, 43.0F);

			// Publish the event 50 times int 50 seconds
			System.out.println("Now sending events...");
			for (int i = 0; i < 50; i++) {
				joe.publishEvent(t_block);
				sleep(1000);
			}

			// Must cleanly disconnect the supplier
			joe.disconnect();

			// Must cleanly disconnect the client
			myClient.tearDown();
		} catch (Exception e) {
			e.printStackTrace(System.err);
		}
	}
	// //////////////////////////////////////////////////////////////////////////
}