/**
* creates a new container instance.
*
* @param description the container type description.
* @param parameters the parameter passed to the container constructor.
* @return the factored container instance.
* @see
* org.eclipse.ecf.core.provider.IContainerInstantiator#createInstance(org.eclipse.ecf.core.ContainerTypeDescription,
* java.lang.Object[])
*/
public IContainer createInstance(
final ContainerTypeDescription description, final Object[] parameters)
throws ContainerCreateException {
try {
final RemoteOSGiService remoteOSGiService = Activator.getDefault().getRemoteOSGiService();
String descriptionName = description.getName();
boolean wss = descriptionName.equals(ROSGI_WEBSOCKETSS_CONFIG);
boolean ws = (descriptionName.equals(ROSGI_WEBSOCKETS_CONFIG) || wss);
Namespace ns =
(wss
? R_OSGiWSSNamespace.getDefault()
: ((ws) ? R_OSGiWSNamespace.getDefault() : R_OSGiNamespace.getDefault()));
ID containerID = null;
if (parameters == null) {
String localHost = "localhost"; // $NON-NLS-1$
if (useHostname) {
try {
localHost = InetAddress.getLocalHost().getCanonicalHostName();
} catch (UnknownHostException e) {
// Ignore
}
}
final String nsScheme = ns.getScheme();
final String wsProtocol = (wss ? WSS_PROTOCOL : (ws ? WS_PROTOCOL : null));
int listeningPort =
remoteOSGiService.getListeningPort((wsProtocol != null) ? wsProtocol : nsScheme);
int idPort = -1;
if (WSS_PROTOCOL.equals(wsProtocol) && listeningPort != WSS_DEFAULT_PORT)
idPort = listeningPort;
else if (WS_PROTOCOL.equals(wsProtocol) && listeningPort != WS_DEFAULT_PORT)
idPort = listeningPort;
String portStr = (idPort > 0 ? (":" + idPort) : ""); // $NON-NLS-1$ //$NON-NLS-2$
containerID =
createR_OSGiID(ns, new String(nsScheme + "://" + localHost + portStr)); // $NON-NLS-1$
} else if (parameters.length > 0) {
if (parameters[0] instanceof ID) containerID = (ID) parameters[0];
else if (parameters[0] instanceof String)
containerID = createR_OSGiID(ns, (String) parameters[0]);
else if (parameters[0] instanceof Map) {
Map params = (Map) parameters[0];
String idStr = (String) params.get(ID_PROP);
if (idStr == null)
throw new NullPointerException("No ID prop found in parameters map"); // $NON-NLS-1$
containerID = createR_OSGiID(ns, idStr);
}
}
if (containerID == null)
throw new ContainerCreateException(
"Unsupported arguments " //$NON-NLS-1$
+ Arrays.asList(parameters));
if (wss) return new R_OSGiWSSRemoteServiceContainer(remoteOSGiService, containerID);
else if (ws) return new R_OSGiWSRemoteServiceContainer(remoteOSGiService, containerID);
else return new R_OSGiRemoteServiceContainer(remoteOSGiService, containerID);
} catch (Exception e) {
throw new ContainerCreateException("Could not create R_OSGI ID", e); // $NON-NLS-1$
}
}
public String[] getSupportedConfigs(ContainerTypeDescription description) {
return new String[] {description.getName()};
}
