pnowojski commented on a change in pull request #8038: [FLINK-11953] Introduce
Plugin/Loading system and integrate it with FileSystem
URL: https://github.com/apache/flink/pull/8038#discussion_r273129912
##########
File path:
flink-core/src/main/java/org/apache/flink/core/plugin/PluginUtils.java
##########
@@ -32,22 +29,24 @@
*/
public final class PluginUtils {
- private static final Logger log =
LoggerFactory.getLogger(PluginUtils.class);
-
private PluginUtils() {
throw new AssertionError("Singleton class.");
}
public static void
initPluginManagerSingletonFromRootFolder(Optional<Path> pluginsRootPath) {
- Collection<PluginDescriptor> pluginDescriptorsForDirectory =
Collections.emptyList();
+ Collection<PluginDescriptor> pluginDescriptorsForDirectory;
+
if (pluginsRootPath.isPresent()) {
try {
pluginDescriptorsForDirectory =
new
DirectoryBasedPluginFinder(pluginsRootPath.get()).findPlugins();
- } catch (IOException ioex) {
- log.warn("Exception when locating plugins in
root folder {}. Ignoring plugins.", pluginsRootPath, ioex);
+ } catch (IOException e) {
+ throw new IllegalStateException("Exception when
trying to initialize plugin system.", e);
Review comment:
`IllegalStateException`? Maybe `FlinkException` or it's subclass like
`ConfigurationException`? I'm not sure if this qualifies as "illegal state"?
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