public void testExceptionChaining() {
String rootMsg = "Root Test Exception Message";
String msg = "Test Exception Message";
Exception e =
new ManagerException(
MessageFactory.createStaticMessage(msg),
new MuleException(MessageFactory.createStaticMessage(rootMsg)));
assertEquals(rootMsg, e.getCause().getMessage());
assertEquals(msg, e.getMessage());
assertEquals(e.getClass().getName() + ": " + msg, e.toString());
}
protected void doInitialise() throws InitialisationException {
try {
if (bpms == null) {
if (bpmsClass != null) {
logger.info("Instantiating BPMS from the default constructor for " + bpmsClass);
bpms = (BPMS) ClassUtils.instanciateClass(bpmsClass, new Object[0]);
} else {
throw new ConfigurationException(
MessageFactory.createStaticMessage(
"Either the bpms or bpmsClass property must be set for this connector."));
}
}
// Set a callback so that the BPMS may generate messages within Mule.
bpms.setMessageService(this);
// The MuleClient is used as a global dispatcher.
// TODO MULE-1221 It would be cleaner to use something like the dynamic:// transport
if ((allowGlobalDispatcher == true) && (muleClient == null)) {
muleClient = new MuleClient(false);
}
} catch (Exception e) {
throw new InitialisationException(e, this);
}
}
protected void doInitialise() throws InitialisationException {
try {
if (bpms == null) {
bpms = createBpms();
}
if (bpms == null) {
throw new ConfigurationException(
MessageFactory.createStaticMessage(
"The bpms property must be set for this connector."));
}
if (bpms instanceof Initialisable) {
((Initialisable) bpms).initialise();
}
// Set a callback so that the BPMS may generate messages within Mule.
bpms.setMessageService(this);
// The MuleClient is used as a global dispatcher.
// TODO MULE-1221 It would be cleaner to use something like the dynamic:// transport
if ((allowGlobalDispatcher == true) && (muleClient == null)) {
muleClient = new MuleClient(muleContext);
}
} catch (Exception e) {
throw new InitialisationException(e, this);
}
}
public MuleMessage generateMessage(
String endpoint, Object payloadObject, Map messageProperties, boolean synchronous)
throws Exception {
String processName = (String) messageProperties.get(ProcessConnector.PROPERTY_PROCESS_TYPE);
Object processId = messageProperties.get(ProcessConnector.PROPERTY_PROCESS_ID);
// Look up a receiver for this process.
ProcessMessageReceiver receiver = lookupReceiver(processName, processId);
if (receiver == null) {
throw new ConfigurationException(
MessageFactory.createStaticMessage(
"No corresponding receiver found for processName = "
+ processName
+ ", processId = "
+ processId));
}
logger.debug(
"Generating Mule message for process name = "
+ processName
+ " id = "
+ processId
+ ", synchronous = "
+ synchronous);
if (synchronous) {
// Send the process-generated Mule message synchronously.
return receiver.generateSynchronousEvent(endpoint, payloadObject, messageProperties);
} else {
// Dispatch the process-generated Mule message asynchronously.
receiver.generateAsynchronousEvent(endpoint, payloadObject, messageProperties);
return null;
}
}
protected void setMessage(String message) {
initialise();
this.message = message;
if (i18nMessage == null) {
i18nMessage = MessageFactory.createStaticMessage(message);
}
}
public final void initialise() throws InitialisationException {
if (flowConstruct == null) {
throw new InitialisationException(
MessageFactory.createStaticMessage(
"Component has not been initialized properly, no flow constuct."),
this);
}
lifecycleManager.fireInitialisePhase(
new LifecycleCallback<Component>() {
public void onTransition(String phaseName, Component object) throws MuleException {
DefaultMessageProcessorChainBuilder chainBuilder =
new DefaultMessageProcessorChainBuilder(flowConstruct);
chainBuilder.setName("Component interceptor processor chain for :" + getName());
for (Interceptor interceptor : interceptors) {
chainBuilder.chain(interceptor);
}
chainBuilder.chain(
new MessageProcessor() {
public MuleEvent process(MuleEvent event) throws MuleException {
return invokeInternal(event);
}
});
interceptorChain = chainBuilder.build();
if (interceptorChain instanceof MuleContextAware) {
((MuleContextAware) interceptorChain).setMuleContext(muleContext);
}
if (interceptorChain instanceof Initialisable) {
((Initialisable) interceptorChain).initialise();
}
doInitialise();
}
});
}
public int getQueueSize() {
if (queue == null) {
logger.warn(
new InitialisationException(
MessageFactory.createStaticMessage("Queue not created for service " + name), this));
return -1;
}
return queue.size();
}
protected void enqueue(MuleEvent event) throws Exception {
if (queue == null) {
throw new InitialisationException(
MessageFactory.createStaticMessage("Queue not created for service " + name), this);
}
if (logger.isDebugEnabled()) {
logger.debug(
MessageFormat.format(
"Service {0} putting event on queue {1}: {2}", name, queue.getName(), event));
}
queue.put(event);
}
/**
* 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
* @see org.mule.api.UMODescriptor
*/
protected synchronized void doInitialise() throws InitialisationException {
MuleConfiguration config = muleContext.getConfiguration();
if (threadingProfile == null) {
// TODO MULE-2102 This should be configured in the default template.
threadingProfile = muleContext.getDefaultComponentThreadingProfile();
}
// Create thread pool
workManager = threadingProfile.createWorkManager(getName());
if (queueProfile == null) {
// TODO MULE-2102 This should be configured in the default template.
queueProfile = ((SedaModel) model).getQueueProfile();
}
if (queueTimeout == null) {
// TODO MULE-2102 This should be configured in the default template.
setQueueTimeout(new Integer(((SedaModel) model).getQueueTimeout()));
}
try {
if (name == null) {
throw new InitialisationException(
MessageFactory.createStaticMessage("Service has no name to identify it"), this);
}
// Setup event Queue (used for VM execution). The queue has the same name as the service.
queueProfile.configureQueue(name, muleContext.getQueueManager());
queue = muleContext.getQueueManager().getQueueSession().getQueue(name);
if (queue == null) {
throw new InitialisationException(
MessageFactory.createStaticMessage(
"Queue " + name + " not created for service " + name),
this);
}
} catch (InitialisationException e) {
throw e;
} catch (Throwable e) {
throw new InitialisationException(
CoreMessages.objectFailedToInitialise("Service Queue"), e, this);
}
}
protected void enqueue(MuleEvent event) throws Exception {
QueueSession session = muleContext.getQueueManager().getQueueSession();
Queue queue = session.getQueue(name);
if (queue == null) {
throw new InitialisationException(
MessageFactory.createStaticMessage("Queue " + name + " not created for service " + name),
this);
}
if (logger.isDebugEnabled()) {
logger.debug("Service " + name + " putting event on queue " + name + ": " + event);
}
queue.put(event);
}
public MuleException(Throwable cause) {
super(
(cause instanceof InvocationTargetException
? ((InvocationTargetException) cause).getTargetException()
: cause));
if (cause != null) {
setMessage(
MessageFactory.createStaticMessage(
cause.getMessage() + " (" + cause.getClass().getName() + ")"));
} else {
initialise();
}
}
public int getQueueSize() {
QueueSession session = muleContext.getQueueManager().getQueueSession();
Queue queue = session.getQueue(name);
if (queue == null) {
logger.warn(
new InitialisationException(
MessageFactory.createStaticMessage(
"Queue " + name + " not created for service " + name),
this));
return -1;
}
return queue.size();
}
protected void doInitialise() throws InitialisationException {
createMultipleTransactedReceivers = false;
if (dataSource == null) {
throw new InitialisationException(
MessageFactory.createStaticMessage("Missing data source"), this);
}
if (resultSetHandler == null) {
resultSetHandler = new org.apache.commons.dbutils.handlers.MapListHandler();
}
if (queryRunner == null) {
queryRunner = new QueryRunner();
}
}
public void initialise() throws InitialisationException {
if (objectClass == null && objectClassName == null) {
throw new InitialisationException(
MessageFactory.createStaticMessage("Object factory has not been initialized."), this);
}
if (objectClass == null && objectClassName != null) {
try {
objectClass = ClassUtils.getClass(objectClassName);
} catch (ClassNotFoundException e) {
throw new InitialisationException(e, this);
}
}
}
// moved here from connection wrapper
public boolean enlistResource(XAResource resource) throws TransactionException {
TransactionManager txManager = muleContext.getTransactionManager();
try {
Transaction jtaTransaction = txManager.getTransaction();
if (jtaTransaction == null) {
throw new TransactionException(MessageFactory.createStaticMessage("XATransaction is null"));
}
return jtaTransaction.enlistResource(resource);
} catch (RollbackException e) {
throw new TransactionException(e);
} catch (SystemException e) {
throw new TransactionException(e);
}
}
protected void doConnect() throws Exception {
if (transport == null) {
try {
transport = castConnector().getSessionDetails(endpoint).newTransport();
EndpointURI uri = endpoint.getEndpointURI();
transport.connect(uri.getHost(), uri.getPort(), uri.getUser(), uri.getPassword());
} catch (Exception e) {
throw new EndpointException(
org.mule.config.i18n.MessageFactory.createStaticMessage(
"Unable to connect to mail transport."),
e);
}
}
}
@Override
public <T> T lookupObject(Class<T> type) throws RegistrationException {
// Accumulate objects from all registries.
Collection<T> objects = lookupObjects(type);
if (objects.size() == 1) {
return objects.iterator().next();
} else if (objects.size() > 1) {
throw new RegistrationException(
MessageFactory.createStaticMessage(
"More than one object of type " + type + " registered but only one expected."));
} else {
return null;
}
}
/** Creates an initialized object instance based on the class and sets any properties. */
public Object getInstance() throws Exception {
if (objectClass == null) {
throw new InitialisationException(
MessageFactory.createStaticMessage("Object factory has not been initialized."), this);
}
Object object = ClassUtils.instanciateClass(objectClass, ClassUtils.NO_ARGS);
if (properties != null) {
BeanUtils.populate(object, properties);
}
fireInitialisationCallbacks(object);
return object;
}
protected MuleEvent dequeue() throws Exception {
if (queue == null) {
throw new InitialisationException(
MessageFactory.createStaticMessage("Queue not created for service " + name), this);
}
if (logger.isDebugEnabled()) {
logger.debug(
MessageFormat.format(
"Service {0} polling queue {1}, timeout = {2}", name, queue.getName(), queueTimeout));
}
if (getQueueTimeout() == null) {
throw new InitialisationException(CoreMessages.noServiceQueueTimeoutSet(this), this);
} else {
return (MuleEvent) queue.poll(getQueueTimeout());
}
}
/**
* Creates a component based on its descriptor.
*
* @param descriptor the descriptor to create the component from
* @return The newly created component
* @throws UMOException
*/
public static Object createService(UMODescriptor descriptor) throws UMOException {
Object component;
try {
component = descriptor.getServiceFactory().create();
// TODO MULE-1933 Would be nice to remove this eventually.
BeanUtils.populate(component, descriptor.getProperties());
} catch (Exception e) {
throw new LifecycleException(
MessageFactory.createStaticMessage("Unable to create component"), e, descriptor);
}
// Call any custom initialisers
if (descriptor instanceof MuleDescriptor) {
((MuleDescriptor) descriptor).fireInitialisationCallbacks(component);
}
return component;
}
protected void connectListeners() throws MuleException {
@SuppressWarnings("unchecked")
List<InboundEndpoint> endpoints = getIncomingEndpoints();
for (InboundEndpoint endpoint : endpoints) {
AbstractConnector connector = (AbstractConnector) endpoint.getConnector();
MessageReceiver receiver = connector.getReceiver(this, endpoint);
if (receiver != null && connector.isConnected()) {
try {
receiver.connect();
} catch (Exception e) {
throw new ModelException(
MessageFactory.createStaticMessage(
"Failed to connect listener " + receiver + " for endpoint " + endpoint.getName()),
e);
}
}
}
}
public Object transform(MuleMessage message, String encoding) throws TransformerException {
Object src = message.getPayload();
try {
XMLStreamReader xsr = XMLUtils.toXMLStreamReader(getXMLInputFactory(), src);
if (xsr == null) {
throw new TransformerException(
MessageFactory.createStaticMessage(
"Unable to convert " + src.getClass() + " to XMLStreamReader."));
}
if (reversible && !(xsr instanceof ReversibleXMLStreamReader)) {
return new ReversibleXMLStreamReader(xsr);
} else {
return xsr;
}
} catch (XMLStreamException e) {
throw new TransformerException(this, e);
}
}
protected void connectListeners() throws MuleException {
InboundEndpoint endpoint;
List endpoints = getIncomingEndpoints();
for (Iterator it = endpoints.iterator(); it.hasNext(); ) {
endpoint = (InboundEndpoint) it.next();
MessageReceiver receiver =
((AbstractConnector) endpoint.getConnector()).getReceiver(this, endpoint);
if (receiver != null) {
try {
receiver.connect();
} catch (Exception e) {
throw new ModelException(
MessageFactory.createStaticMessage(
"Failed to connect listener " + receiver + " for endpoint " + endpoint.getName()),
e);
}
}
}
}
protected void doConfigure(MuleContext muleContext) throws Exception {
Registry registry;
if (parentContext != null) {
if (appContext instanceof ConfigurableApplicationContext) {
registry = new SpringRegistry((ConfigurableApplicationContext) appContext, parentContext);
} else {
throw new ConfigurationException(
MessageFactory.createStaticMessage(
"Cannot set a parent context if the ApplicationContext does not implement ConfigurableApplicationContext"));
}
} else {
registry = new SpringRegistry(appContext);
}
// Note: The SpringRegistry must be created before applicationContext.refresh() gets called
// because
// some beans may try to look up other beans via the Registry during preInstantiateSingletons().
muleContext.addRegistry(registry);
registry.initialise();
}
/**
* @param message
* @param cause
*/
public BusinessException(String message, Throwable cause) {
super(MessageFactory.createStaticMessage(message), cause);
}
protected static String getString(String bundlePath, String code) {
return MessageFactory.getString(bundlePath, Integer.parseInt(code));
}
