public void deployVerticle(
String verticleName,
DeploymentOptions options,
Handler<AsyncResult<String>> completionHandler) {
ContextImpl currentContext = vertx.getOrCreateContext();
ClassLoader cl = getClassLoader(options.getIsolationGroup());
int pos = verticleName.indexOf(':');
if (pos == -1) {
throw new IllegalArgumentException("verticleName must start with prefix");
}
String prefix = verticleName.substring(0, pos);
if (pos + 1 >= verticleName.length()) {
throw new IllegalArgumentException("Invalid name: " + verticleName);
}
String actualName = verticleName.substring(pos + 1);
VerticleFactory verticleFactory = verticleFactories.get(prefix);
if (verticleFactory == null) {
// Use default Java verticle factory
verticleFactory = DEFAULT_VERTICLE_FACTORY;
}
try {
Verticle verticle = verticleFactory.createVerticle(actualName, cl);
if (verticle == null) {
reportFailure(
new NullPointerException("VerticleFactory::createVerticle returned null"),
currentContext,
completionHandler);
} else {
doDeploy(verticle, options, currentContext, completionHandler);
}
} catch (Exception e) {
reportFailure(e, currentContext, completionHandler);
}
}
public void registerVerticleFactory(VerticleFactory factory) {
if (factory.prefix() == null) {
throw new IllegalArgumentException("factory.prefix() cannot be null");
}
if (verticleFactories.containsKey(factory.prefix())) {
throw new IllegalArgumentException(
"There is already a registered verticle factory with prefix " + factory.prefix());
}
verticleFactories.put(factory.prefix(), factory);
}
private void loadVerticleFactories() {
ServiceLoader<VerticleFactory> factories = ServiceLoader.load(VerticleFactory.class);
Iterator<VerticleFactory> iter = factories.iterator();
while (iter.hasNext()) {
VerticleFactory factory = iter.next();
factory.init(vertx);
String prefix = factory.prefix();
if (verticleFactories.containsKey(prefix)) {
log.warn(
"Not loading verticle factory: "
+ factory
+ " as prefix "
+ prefix
+ " is already in use");
} else {
verticleFactories.put(prefix, factory);
}
}
}
public void unregisterVerticleFactory(VerticleFactory factory) {
if (verticleFactories.remove(factory.prefix()) == null) {
throw new IllegalArgumentException("Factory " + factory + " is not registered");
}
}