public ProcessingStep create(
IProvisioningAgent agent, IProcessingStepDescriptor descriptor, IArtifactDescriptor context) {
IExtensionRegistry registry = RegistryFactory.getRegistry();
IExtension extension =
registry.getExtension(PROCESSING_STEPS_EXTENSION_ID, descriptor.getProcessorId());
Exception error;
if (extension != null) {
IConfigurationElement[] config = extension.getConfigurationElements();
try {
Object object = config[0].createExecutableExtension("class"); // $NON-NLS-1$
ProcessingStep step = (ProcessingStep) object;
step.initialize(agent, descriptor, context);
return step;
} catch (Exception e) {
error = e;
}
} else
error =
new ProcessingStepHandlerException(
NLS.bind(
Messages.cannot_get_extension,
PROCESSING_STEPS_EXTENSION_ID,
descriptor.getProcessorId()));
int severity = descriptor.isRequired() ? IStatus.ERROR : IStatus.INFO;
ProcessingStep result = new EmptyProcessingStep();
result.setStatus(
new Status(
severity,
Activator.ID,
Messages.cannot_instantiate_step + descriptor.getProcessorId(),
error));
return result;
}
/**
* Check to see that we have processors for all the steps in the given descriptor
*
* @param descriptor the descriptor to check
* @return whether or not processors for all the descriptor's steps are installed
*/
public static boolean canProcess(IArtifactDescriptor descriptor) {
IExtensionRegistry registry = RegistryFactory.getRegistry();
IExtensionPoint point = registry.getExtensionPoint(PROCESSING_STEPS_EXTENSION_ID);
if (point == null) return false;
IProcessingStepDescriptor[] steps = descriptor.getProcessingSteps();
for (int i = 0; i < steps.length; i++) {
if (point.getExtension(steps[i].getProcessorId()) == null) return false;
}
return true;
}
private void initRegistry() {
registry = RegistryFactory.getRegistry(application);
if (registry instanceof AbstractRegistry) {
((AbstractRegistry) registry).setNode(node);
}
registry.subscribe(
node,
new NotifyListener() {
private final Logger NOTIFY_LOGGER = LoggerFactory.getLogger(NotifyListener.class);
@Override
public void notify(NotifyEvent event, List<Node> nodes) {
if (CollectionUtils.isEmpty(nodes)) {
return;
}
switch (event) {
case ADD:
for (NodeChangeListener listener : nodeChangeListeners) {
try {
listener.addNodes(nodes);
} catch (Throwable t) {
NOTIFY_LOGGER.error(
"{} add nodes failed , cause: {}",
listener.getClass().getName(),
t.getMessage(),
t);
}
}
break;
case REMOVE:
for (NodeChangeListener listener : nodeChangeListeners) {
try {
listener.removeNodes(nodes);
} catch (Throwable t) {
NOTIFY_LOGGER.error(
"{} remove nodes failed , cause: {}",
listener.getClass().getName(),
t.getMessage(),
t);
}
}
break;
}
}
});
}
// main ..........(SL: now renamed).................................................
public void start() {
// EditorServer server ;
//
// if(args.length == 1)
// server = new EditorServer(args[0], "No Name", "No Description") ;
// else
// server = new EditorServer(null, args[0], args[1]) ;
// final EditorServer self = server ;
Session editorSession = null;
this.textChannel = null;
this.textChannelConsumer = null;
URLString url = null;
String sessionType = null;
String hostname = null;
int hostport = 0;
if (EditorServer_Debug) System.err.println("EditorServer: main.");
hostname = "localhost";
hostport = 4461;
sessionType = "socket";
url = URLString.createSessionURL(hostname, hostport, sessionType, sessionName);
if (EditorServer_Debug) System.err.println("EditorServer: main: url: " + url.toString());
try {
/* Registry running? Start it if it isn't. */
if (RegistryFactory.registryExists(sessionType) == false) {
RegistryFactory.startRegistry(sessionType);
}
/* Create a session, [re]bind it and create a channel. */
this.client = new NetworkedClient("Server");
editorSession = SessionFactory.createSession(this.client, url, true);
// setup text channel
this.textChannel = editorSession.createChannel(this.client, "TextChannel", true, true, true);
this.textChannelConsumer = new TextChannelConsumer(this);
this.textChannel.addConsumer(this.client, this.textChannelConsumer);
// setup client channel
this.clientChannel =
editorSession.createChannel(this.client, "ClientChannel", true, true, true);
this.clientChannelConsumer = new ClientChannelConsumer(this);
this.clientChannel.addConsumer(this.client, this.clientChannelConsumer);
this.clientChannel.addChannelListener(
new ChannelAdaptor() {
public void channelConsumerAdded(ChannelEvent event) {
self.clientAppeared();
}
});
System.err.println("Setup and bound Editor server.");
} catch (JSDTException e) {
System.err.println("EditorServer: main: shared data exception: " + e);
if (EditorServer_Debug) {
e.printStackTrace();
}
}
this.pack();
// on Linux, this seems to be the only way to set JFrame sizes
// (i.e. resize it after packing (which seems to defeat the
// purpose of packing)!)
this.setSize(new Dimension(800, 600));
this.setVisible(true);
}
