StabilityNotices.java from SmartFrog at Krugle
Show StabilityNotices.java syntax highlighted
/** (C) Copyright 1998-2005 Hewlett-Packard Development Company, LP
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
For more information: www.smartfrog.org
*/
package org.smartfrog.services.anubis.components.examples;
import java.rmi.RemoteException;
import org.smartfrog.services.anubis.locator.AnubisLocator;
import org.smartfrog.services.anubis.locator.AnubisStability;
import org.smartfrog.sfcore.common.SmartFrogException;
import org.smartfrog.sfcore.prim.Prim;
import org.smartfrog.sfcore.prim.PrimImpl;
import org.smartfrog.sfcore.prim.TerminationRecord;
import org.smartfrog.sfcore.reference.Reference;
public class StabilityNotices
extends PrimImpl
implements Prim {
public class Stability extends AnubisStability {
public void stability(boolean isStable, long timeRef) {
if( isStable ) {
System.out.println("****** Partition has stablized with time reference " + timeRef );
} else {
System.out.println("****** Partition is UNSTABLE");
}
}
}
static private Reference LOCATOR_REF = new Reference("locator");
private AnubisLocator locator = null;
private AnubisStability stability = null;
public StabilityNotices() throws Exception { super(); }
public void sfDeploy() throws SmartFrogException, RemoteException {
try {
super.sfDeploy();
locator = (AnubisLocator)sfResolve(LOCATOR_REF);
stability = new Stability();
locator.registerStability(stability);
}
catch (Exception ex) {
throw (SmartFrogException)SmartFrogException.forward(ex);
}
}
public void sfStart() throws SmartFrogException, RemoteException {
try {
super.sfStart();
}
catch (Exception ex) {
throw (SmartFrogException)SmartFrogException.forward(ex);
}
}
public void sfTerminateWith(TerminationRecord tr) {
locator.deregisterStability(stability);
super.sfTerminateWith(tr);
}
}
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