Xu Yang created FLINK-13917:
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Summary: Add class for RegexTokenizerMapper.
Key: FLINK-13917
URL: https://issues.apache.org/jira/browse/FLINK-13917
Project: Flink
Issue Type: Sub-task
Components: Library / Machine Learning
Reporter: Xu Yang
RegexTokenizerMapper is a transformer to extract tokens or repeatedly
match patterns.
* Add RegexTokenizerMapper for the operation of the
RegexTokenizerMapper.
* Add RegexTokenizerMapperParams for the params of RegexTokenizerMapper.
* Add RegexTokenizerMapperTest for the test example.
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