private void close() {
spacesMountManager.close();
if (applicationScratchSpace != null) {
cachingDirectory.unregister(applicationScratchSpace.getSpaceMountingPoint());
try {
applicationScratchSpace.close();
} catch (FileSystemException x) {
ProActiveLogger.logEatedException(
logger, "Could not close correctly application scratch space", x);
}
applicationScratchSpace = null;
}
}
private void configure(final long appId, final String namingServiceURL)
throws FileSystemException, URISyntaxException, ProActiveException, ConfigurationException {
// create naming service stub with URL and decorate it with local cache
// use local variables so GC can collect them if something fails
final NamingService namingService;
try {
namingService = NamingService.createNamingServiceStub(namingServiceURL);
} catch (ProActiveException x) {
logger.error("Could not access Naming Service", x);
throw x;
} catch (URISyntaxException x) {
logger.error("Wrong Naming Service URI", x);
throw x;
}
final CachingSpacesDirectory cachingDir = new CachingSpacesDirectory(namingService);
// create scratch data space for this application and register it
if (nodeScratchSpace != null) {
applicationScratchSpace = nodeScratchSpace.initForApplication(appId);
final SpaceInstanceInfo scratchInfo = applicationScratchSpace.getSpaceInstanceInfo();
boolean registered = false;
try {
cachingDir.register(scratchInfo);
registered = true;
logger.debug("Scratch space for application registered");
} catch (SpaceAlreadyRegisteredException e) {
logger.error("Could not register application scratch space to Naming Service", e);
throw e;
} catch (WrongApplicationIdException e) {
logger.error("Could not register application scratch space to Naming Service", e);
throw e;
} finally {
if (!registered) {
nodeScratchSpace.close();
}
}
}
// no exception can be thrown since now
cachingDirectory = cachingDir;
// create VFSSpacesMountManagerImpl
spacesMountManager = new VFSSpacesMountManagerImpl(cachingDirectory);
// create implementation object connected to the application's
// configuration
impl =
new DataSpacesImpl(appId, spacesMountManager, cachingDirectory, applicationScratchSpace);
}
