jihoonson commented on a change in pull request #6090: Fix missing exception
handling as part of
`io.druid.java.util.http.client.netty.HttpClientPipelineFactory`
URL: https://github.com/apache/incubator-druid/pull/6090#discussion_r208428237
##########
File path:
java-util/src/main/java/io/druid/java/util/http/client/pool/ChannelResourceFactory.java
##########
@@ -109,6 +112,28 @@ public ChannelFuture generate(final String hostname)
final ChannelPipeline pipeline =
connectFuture.getChannel().getPipeline();
pipeline.addFirst("ssl", sslHandler);
+ pipeline.addLast("connectionErrorHandler", new
SimpleChannelUpstreamHandler()
+ {
+ private final Logger LOGGER = new
Logger(SimpleChannelUpstreamHandler.class);
Review comment:
It looks that we can set exceptions for `handshakeFuture` rather than
logging errors and this would be better because exceptions can be propagated to
the callers properly.
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