/**
* Initialise the service. The service will first create a Mule UMO from the UMODescriptor and
* then initialise a pool based on the attributes in the UMODescriptor.
*
* @throws org.mule.api.lifecycle.InitialisationException if the service fails to initialise
*/
public final synchronized void initialise() throws InitialisationException {
if (initialised.get()) {
throw new InitialisationException(
CoreMessages.objectAlreadyInitialised("Service '" + name + "'"), this);
}
// Ensure Component has service instance and is initialised. If the component
// was configured with spring and is therefore in the registry it will get
// started automatically, if it was set on the service directly then it won't
// be started automatically. So to be sure we start it here.
component.setService(this);
component.initialise();
if (inboundRouter == null) {
// Create Default routes that route to the default inbound and
// outbound endpoints
inboundRouter = new DefaultInboundRouterCollection();
// TODO MULE-2102 This should be configured in the default template.
inboundRouter.addRouter(new InboundPassThroughRouter());
}
if (outboundRouter == null) {
outboundRouter = new DefaultOutboundRouterCollection();
// TODO MULE-2102 This should be configured in the default template.
outboundRouter.addRouter(new OutboundPassThroughRouter());
}
if (responseRouter == null) {
responseRouter = new DefaultResponseRouterCollection();
}
if (exceptionListener == null) {
// By default us the model Exception Listener
exceptionListener = getModel().getExceptionListener();
// // TODO MULE-2102 This should be configured in the default template.
// exceptionListener = new DefaultServiceExceptionStrategy(this);
// ((MuleContextAware) exceptionListener).setMuleContext(muleContext);
// ((Initialisable) exceptionListener).initialise();
}
doInitialise();
// initialise statistics
stats = createStatistics();
stats.setEnabled(muleContext.getStatistics().isEnabled());
muleContext.getStatistics().add(stats);
stats.setOutboundRouterStat(outboundRouter.getStatistics());
stats.setInboundRouterStat(inboundRouter.getStatistics());
stats.setComponentStat(component.getStatistics());
initialised.set(true);
fireServiceNotification(ServiceNotification.SERVICE_INITIALISED);
}
public void stop() throws MuleException {
if (!stopped.get()) {
logger.debug("Stopping Service");
stopping.set(true);
fireServiceNotification(ServiceNotification.SERVICE_STOPPING);
// Unregister Listeners for the service
unregisterListeners();
// Resume if paused. (This is required so that stop() doesn't hand and so
// message aren't lost in SedaQueue when service is stopped.
if (isPaused()) {
resume();
}
doStop();
// Stop component. We do this here in case there are any queues that need to be consumed
// first.
component.stop();
stopped.set(true);
fireServiceNotification(ServiceNotification.SERVICE_STOPPED);
logger.info("Mule Service " + name + " has been stopped successfully");
}
}
/**
* Initialise the service. The service will first create a component from the ServiceDescriptor
* and then initialise a pool based on the attributes in the ServiceDescriptor .
*
* @see org.mule.api.registry.ServiceDescriptor
* @throws org.mule.api.lifecycle.InitialisationException if the service fails to initialise
*/
public final synchronized void initialise() throws InitialisationException {
if (inboundRouter == null) {
// Create Default routes that route to the default inbound and
// outbound endpoints
inboundRouter = new DefaultInboundRouterCollection();
// TODO MULE-2102 This should be configured in the default template.
inboundRouter.addRouter(new InboundPassThroughRouter());
}
if (outboundRouter == null) {
outboundRouter = new DefaultOutboundRouterCollection();
// TODO MULE-2102 This should be configured in the default template.
outboundRouter.addRouter(new OutboundPassThroughRouter());
}
if (responseRouter == null) {
responseRouter = new DefaultResponseRouterCollection();
}
if (exceptionListener == null) {
// By default us the model Exception Listener
exceptionListener = getModel().getExceptionListener();
// // TODO MULE-2102 This should be configured in the default template.
// exceptionListener = new DefaultServiceExceptionStrategy(this);
// ((MuleContextAware) exceptionListener).setMuleContext(muleContext);
// ((Initialisable) exceptionListener).initialise();
}
try {
lifecycleManager.fireLifecycle(Initialisable.PHASE_NAME);
} catch (LifecycleException e) {
throw new InitialisationException(e, this);
}
// Ensure Component has service instance and is initialised. If the component
// was configured with spring and is therefore in the registry it will get
// started automatically, if it was set on the service directly then it won't
// be started automatically. So to be sure we start it here.
component.setService(this);
component.initialise();
// initialise statistics
stats = createStatistics();
stats.setEnabled(muleContext.getStatistics().isEnabled());
muleContext.getStatistics().add(stats);
stats.setOutboundRouterStat(outboundRouter.getStatistics());
stats.setInboundRouterStat(inboundRouter.getStatistics());
stats.setComponentStat(component.getStatistics());
}
public final void dispose() {
try {
lifecycleManager.fireLifecycle(Disposable.PHASE_NAME);
} catch (MuleException e) {
logger.error("Failed to stop service: " + name, e);
}
component.dispose();
muleContext.getStatistics().remove(stats);
}
public void stop() throws MuleException {
// TODO this wasn't being called stopListeners();
// Unregister Listeners for the service
unregisterListeners();
// Stop component. We do this here in case there are any queues that need to be consumed first.
component.stop();
lifecycleManager.fireLifecycle(Stoppable.PHASE_NAME);
}
public final void dispose() {
try {
if (!stopped.get()) {
stop();
}
} catch (MuleException e) {
// TODO MULE-863: If this is an error, do something!
logger.error("Failed to stop service: " + name, e);
}
doDispose();
component.dispose();
initialised.set(false);
fireServiceNotification(ServiceNotification.SERVICE_DISPOSED);
muleContext.getStatistics().remove(stats);
}
public void stop() throws MuleException {
if (!stopped.get()) {
logger.debug("Stopping Service");
stopping.set(true);
fireServiceNotification(ServiceNotification.SERVICE_STOPPING);
// Unregister Listeners for the service
unregisterListeners();
component.stop();
doStop();
stopped.set(true);
fireServiceNotification(ServiceNotification.SERVICE_STOPPED);
logger.info("Mule Service " + name + " has been stopped successfully");
}
}
public void start() throws MuleException {
lifecycleManager.checkPhase(Startable.PHASE_NAME);
if (!beyondInitialState.get() && initialState.equals(AbstractService.INITIAL_STATE_STOPPED)) {
logger.info("Service " + name + " has not been started (initial state = 'stopped')");
beyondInitialState.set(true);
return;
}
// Ensure Component is started. If component was configured with spring and
// is therefore in the registry it will get started automatically, if it was
// set on the service directly then it won't be started automatically. So to
// be sure we start it here.
component.start();
// Create the receivers for the service but do not start them yet.
registerListeners();
// We connect the receivers _before_ starting the service because there may
// be
// some initialization required for the service which needs to have them
// connected.
// For example, the org.mule.transport.soap.glue.GlueMessageReceiver adds
// InitialisationCallbacks within its doConnect() method (see MULE-804).
connectListeners();
if (!beyondInitialState.get() && initialState.equals(AbstractService.INITIAL_STATE_PAUSED)) {
lifecycleManager.fireLifecycle(Startable.PHASE_NAME);
lifecycleManager.fireLifecycle(Pausable.PHASE_NAME);
logger.info("Service " + name + " has been started and paused (initial state = 'paused')");
} else {
lifecycleManager.fireLifecycle(Startable.PHASE_NAME);
logger.info("Service " + name + " has been started successfully");
}
beyondInitialState.set(true);
// We start the receivers _after_ starting the service because if a message
// gets routed to the service before it is started,
// org.mule.model.AbstractComponent.dispatchEvent() will throw a
// ServiceException with message COMPONENT_X_IS_STOPPED (see MULE-526).
startListeners();
}
/**
* Starts a Mule Service.
*
* @param startPaused - Start service in a "paused" state (messages are received but not
* processed).
*/
protected void start(boolean startPaused) throws MuleException {
// Ensure Component is started. If component was configured with spring and
// is therefore in the registry it will get started automatically, if it was
// set on the service directly then it won't be started automatically. So to
// be sure we start it here.
component.start();
// Create the receivers for the service but do not start them yet.
registerListeners();
// We connect the receivers _before_ starting the service because there may
// be
// some initialization required for the service which needs to have them
// connected.
// For example, the org.mule.transport.soap.glue.GlueMessageReceiver adds
// InitialisationCallbacks within its doConnect() method (see MULE-804).
connectListeners();
// Start (and pause) the service.
if (stopped.get()) {
stopped.set(false);
paused.set(false);
doStart();
}
fireServiceNotification(ServiceNotification.SERVICE_STARTED);
if (startPaused) {
pause();
}
// We start the receivers _after_ starting the service because if a message
// gets routed to the service before it is started,
// org.mule.model.AbstractComponent.dispatchEvent() will throw a
// ServiceException with message COMPONENT_X_IS_STOPPED (see MULE-526).
startListeners();
}
protected MuleMessage invokeComponent(MuleEvent event) throws MuleException {
return component.invoke(event);
}
