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From: tillrohrmann <git@git.apache.org>
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Subject: [GitHub] flink pull request #5383: [hotfix][kafka-tests] Do not hide original excepti...
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Message-Id: <20180130141901.293F4E0A04@git1-us-west.apache.org>
Date: Tue, 30 Jan 2018 14:19:01 +0000 (UTC)

Github user tillrohrmann commented on a diff in the pull request:

    https://github.com/apache/flink/pull/5383#discussion_r164754175
  
    --- Diff: flink-connectors/flink-connector-kafka-0.11/src/test/java/org/apache/flink/streaming/connectors/kafka/FlinkKafkaProducer011ITCase.java ---
    @@ -592,24 +595,21 @@ private Properties createProperties() {
     		return properties;
     	}
     
    -	private void assertIsCausedBy(Class<?> clazz, Throwable ex) {
    +	private static <T> Optional<T> isCausedBy(Class<T> clazz, Throwable ex) {
    --- End diff --
    
    Better to use `ExceptionUtils#findThrowable`.


---