private String[] getBundleNamePrefixes(Class<? extends Connector> connector) {
// figure out the message catalog..
ConnectorClass configOpts = connector.getAnnotation(ConnectorClass.class);
String[] paths = null;
if (configOpts != null) {
paths = configOpts.messageCatalogPaths();
}
if (paths == null || paths.length == 0) {
String pkage = ReflectionUtil.getPackage(connector);
String messageCatalog = pkage + ".Messages";
paths = new String[] {messageCatalog};
}
for (int i = 0; i < paths.length; i++) {
paths[i] = "/" + paths[i].replace('.', '/');
}
return paths;
}
/** Final pass - create connector infos. */
private List<ConnectorInfo> createConnectorInfo(
Bundle parsed, List<ManifestEntry> manifestEnties) {
List<ConnectorInfo> rv = new ArrayList<ConnectorInfo>();
Enumeration<URL> classFiles = parsed.findEntries("/", "*.class", true);
List<URL> propertyFiles = Collections.list(parsed.findEntries("/", "*.properties", true));
String frameworkVersion = null;
String bundleName = null;
String bundleVersion = null;
for (ManifestEntry entry : manifestEnties) {
if (ConnectorManifestScanner.ATT_FRAMEWORK_VERSION.equals(entry.getKey())) {
frameworkVersion = entry.getValue();
} else if (ConnectorManifestScanner.ATT_BUNDLE_NAME.equals(entry.getKey())) {
bundleName = entry.getValue();
} else if (ConnectorManifestScanner.ATT_BUNDLE_VERSION.equals(entry.getKey())) {
bundleVersion = entry.getValue();
}
}
if (FrameworkUtil.getFrameworkVersion().compareTo(Version.parse(frameworkVersion)) < 0) {
String message =
"Bundle "
+ parsed.getLocation()
+ " requests an unrecognized framework version "
+ frameworkVersion
+ " but available is "
+ FrameworkUtil.getFrameworkVersion().getVersion();
throw new ConfigurationException(message);
}
if (StringUtil.isBlank(bundleName) || StringUtil.isBlank(bundleVersion)) {
return rv;
}
while (classFiles.hasMoreElements()) {
Class<?> connectorClass = null;
ConnectorClass options = null;
String name = classFiles.nextElement().getFile();
String className = name.substring(1, name.length() - ".class".length());
className = className.replace('/', '.');
try {
connectorClass = parsed.loadClass(className);
options = connectorClass.getAnnotation(ConnectorClass.class);
} catch (Throwable e) {
// probe for the class. this might not be an error since it
// might be from a bundle
// fragment ( a bundle only included by other bundles ).
// However, we should definitely warn
logger.warn(
"Unable to load class {} from bundle {}. Class will be ignored and will not be listed in list of connectors.",
new Object[] {className, parsed.getLocation()},
e);
}
if (connectorClass != null && options != null) {
if (!Connector.class.isAssignableFrom(connectorClass)) {
throw new ConfigurationException(
"Class " + connectorClass + " does not implement " + Connector.class.getName());
}
final LocalConnectorInfoImpl info = new LocalConnectorInfoImpl();
info.setConnectorClass(connectorClass.asSubclass(Connector.class));
try {
info.setConnectorConfigurationClass(options.configurationClass());
info.setConnectorDisplayNameKey(options.displayNameKey());
info.setConnectorCategoryKey(options.categoryKey());
info.setConnectorKey(
new ConnectorKey(bundleName, bundleVersion, connectorClass.getName()));
ConnectorMessagesImpl messages =
loadMessageCatalog(propertyFiles, parsed, info.getConnectorClass());
info.setMessages(messages);
info.setDefaultAPIConfiguration(createDefaultAPIConfiguration(info));
rv.add(info);
} catch (final NoClassDefFoundError e) {
logger.warn(
"Unable to load configuration class of connector {} from bundle {}. Class will be ignored and will not be listed in list of connectors.",
logger.isDebugEnabled()
? new Object[] {connectorClass, parsed.getLocation(), e}
: new Object[] {connectorClass, parsed.getLocation()});
} catch (final TypeNotPresentException e) {
logger.warn(
"Unable to load configuration class of connector {} from bundle {}. Class will be ignored and will not be listed in list of connectors.",
logger.isDebugEnabled()
? new Object[] {connectorClass, parsed.getLocation(), e}
: new Object[] {connectorClass, parsed.getLocation()});
}
}
}
return rv;
}
