类分层结构
- java.lang.Object
- org.apache.flink.api.common.functions.AbstractRichFunction (implements org.apache.flink.api.common.functions.RichFunction, java.io.Serializable)
- org.apache.flink.streaming.api.functions.ProcessFunction<I,O>
- org.apache.flink.streaming.api.functions.async.RichAsyncFunction<IN,OUT> (implements org.apache.flink.streaming.api.functions.async.AsyncFunction<IN,OUT>)
- org.apache.flink.table.runtime.operators.join.lookup.DelegatingResultFuture<OUT> (implements java.util.function.BiConsumer<T,U>)
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