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Posted to dev@flink.apache.org by "zhangmeng (Jira)" <ji...@apache.org> on 2020/09/24 10:51:00 UTC
[jira] [Created] (FLINK-19396) Fix properties type cast error
zhangmeng created FLINK-19396:
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Summary: Fix properties type cast error
Key: FLINK-19396
URL: https://issues.apache.org/jira/browse/FLINK-19396
Project: Flink
Issue Type: Bug
Components: Connectors / Kafka
Affects Versions: 1.11.2
Reporter: zhangmeng
Properties extends Hashtable<Object,Object> ,The key and value of the Properties class support object objects. If the user's value is a boolean type, this code "(String) k, (String) v" will occur an error.
such as : java.lang.ClassCastException: java.lang.Boolean cannot be cast to java.lang.String
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