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https://issues.apache.org/jira/browse/FLINK-19396?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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zhangmeng updated FLINK-19396:
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Affects Version/s: 1.10.0
1.10.1
1.11.0
1.10.2
> 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: 1.10.0, 1.10.1, 1.11.0, 1.10.2, 1.11.2
> Reporter: zhangmeng
> Priority: Major
>
> 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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