/*******************************************************************************
* ALMA - Atacama Large Millimeter Array
* Copyright (c) ESO - European Southern Observatory, 2011
* (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
*******************************************************************************/
package alma.ACS.MasterComponentImpl.statemachine;
import alma.ACS.SUBSYSSTATE_REINITIALIZING;
import alma.acs.genfw.runtime.sm.AcsDoActivity;
import alma.acs.genfw.runtime.sm.AcsSimpleState;
import alma.acs.genfw.runtime.sm.AcsState;
import alma.acs.genfw.runtime.sm.AcsStateActionException;
import alma.acs.logging.AcsLogger;
public class ReinitializingState extends OfflineSubStateAbstract implements AcsSimpleState
{
/**
* Would be nice to mark this field final, but the AcsDoActivity requires the nextState
* which may not be constructed yet when this class's ctor is called.
*/
private AcsDoActivity m_doActivity;
public ReinitializingState(AlmaSubsystemContext superContext, OfflineState offlineContext, AcsLogger logger) {
super(superContext, offlineContext, logger);
}
public String stateName() {
return SUBSYSSTATE_REINITIALIZING.value;
}
/**
* @see alma.ACS.MasterComponentImpl.statemachine.AcsState#getStateHierarchy()
*/
public AcsState[] getStateHierarchy() {
return new AcsState[] {this};
}
public void activate(String eventName) {
synchronized (m_superContext) {
m_offlineContext.setSubstate(this, eventName);
}
}
public void entry() {
if (m_doActivity == null) {
m_doActivity = new AcsDoActivity(
"Reinitializing",
m_superContext.m_stateOnline, m_superContext.m_stateError,
logger, m_superContext.getSharedActivityExecutor() )
{
public void runActions() throws AcsStateActionException {
m_superContext.reinitSubsystem();
}
};
}
// perform do/ action asynchronously
m_doActivity.execute();
}
public void exit() {
m_doActivity.terminateActions();
}
}