/**
* Returns the factory of the <code>FactoryDestination</code>. Before a valid <code>FlexFactory
* </code> can be returned, <code>MessageBroker</code> and hence <code>Service</code> of the
* <code>Destination</code> has to be set.
*/
public FlexFactory getFactory() {
if (factory == null) {
if (factoryId == null) {
factoryId = DEFAULT_FACTORY;
}
if (getService() == null) {
// Factory cannot be returned without ''{0}'' set.
ConfigurationException ex = new ConfigurationException();
ex.setMessage(FACTORY_CANNOT_BE_RETURNED, new Object[] {"Service"});
throw ex;
}
if (getService().getMessageBroker() == null) {
// Factory cannot be returned without ''{0}'' set.
ConfigurationException ex = new ConfigurationException();
ex.setMessage(FACTORY_CANNOT_BE_RETURNED, new Object[] {"MessageBroker"});
throw ex;
}
MessageBroker broker = getService().getMessageBroker();
FlexFactory f = broker.getFactory(factoryId);
if (f == null) {
ConfigurationException ex = new ConfigurationException();
ex.setMessage(INVALID_FACTORY, new Object[] {getId(), factoryId});
throw ex;
}
factory = f;
}
return factory;
}
/**
* Sets the factory of the <code>FactoryDestination</code>. <code>MessageBroker</code> has to know
* the factory before it can be assigned to the destination.
*
* @param id The id of the factory.
*/
public void setFactory(String id) {
if (isStarted()) {
MessageBroker broker = getService().getMessageBroker();
FlexFactory factory = broker.getFactory(id);
if (factory == null) {
ConfigurationException ex = new ConfigurationException();
ex.setMessage(INVALID_FACTORY, new Object[] {getId(), factory});
throw ex;
}
setFactory(factory);
}
factoryId = id;
}
/** Verifies that the <code>FactoryDestination</code> is in valid state before it is started. */
protected void validate() {
if (isValid()) return;
super.validate();
if (factory == null) {
if (factoryId == null) {
factoryId = DEFAULT_FACTORY;
}
MessageBroker broker = getService().getMessageBroker();
FlexFactory f = broker.getFactory(factoryId);
if (f == null) {
ConfigurationException ex = new ConfigurationException();
ex.setMessage(INVALID_FACTORY, new Object[] {getId(), factoryId});
throw ex;
}
factory = f;
}
if (scope == null) scope = FlexFactory.SCOPE_REQUEST;
if (source == null) source = getId();
}
