package org.useware.kernel.gui.behaviour.common;
import org.useware.kernel.gui.behaviour.InteractionCoordinator;
import org.useware.kernel.gui.behaviour.ModelDrivenCommand;
import org.useware.kernel.gui.behaviour.Procedure;
import org.useware.kernel.gui.behaviour.SystemEvent;
import org.useware.kernel.model.Dialog;
import org.useware.kernel.model.behaviour.Resource;
import org.useware.kernel.model.behaviour.ResourceType;
import org.useware.kernel.model.structure.QName;
/**
* Verifies activation constraints and activate a unit and it's corresponding scope.
*
* @author Heiko Braun
* @date 2/26/13
*/
public class ActivationProcedure extends Procedure {
Resource<ResourceType> activation = new Resource<ResourceType>(CommonQNames.ACTIVATION_ID, ResourceType.System);
public ActivationProcedure(final InteractionCoordinator coordinator) {
super(CommonQNames.ACTIVATION_ID);
this.coordinator = coordinator;
setCommand(new ModelDrivenCommand() {
@Override
public void execute(Dialog dialog, Object data) {
// activate target unit
QName targetUnit = (QName)data;
// 1.) verify activation constraints
assert getRuntimeAPI().canBeActivated(targetUnit) : "Unit is not activatable: "+ targetUnit;
// 2.) activate the scope of the unit
coordinator.getDialogState().activateScope(targetUnit);
// 3.) activate the unit itself
SystemEvent activationEvent = new SystemEvent(CommonQNames.ACTIVATION_ID);
activationEvent.setPayload(targetUnit);
coordinator.fireEvent(activationEvent);
}
});
// complement model
setOutputs(activation);
}
}