WebMar 26, 2024 · 文章标签: flink lambda. 版权. org.apache.flink.api.common.functions.InvalidTypesException: The return type of function 'main (Main1.java:15)' could not be determined automatically, due to type erasure. You can give type information hints by using the returns (...) method on the result of the … WebMethods in org.apache.flink.streaming.connectors.kafka.table that return KafkaSource. Modifier and Type. Method and Description. protected KafkaSource < RowData >. KafkaDynamicSource. createKafkaSource ( DeserializationSchema < RowData > keyDeserialization, DeserializationSchema < RowData > valueDeserialization, …
Flink InvalidTypesException: Type of TypeVariable
http://www.java2s.com/example/java-src/pkg/org/apache/flink/api/java/typeutils/typeextractor-51b2f.html WebTries to determine the type arguments of a class/interface based on a super parameterized type's type arguments. This method is the inverse of getTypeArguments(Type, Class) which gets a class/interface's type arguments based on a subtype. It is far more limited in determining the type arguments for the subject class's type variables in that it can only … noughts and crosses scene 1
org.apache.iceberg.flink.source Class Hierarchy
WebCaused by: org.apache.flink.api.common.functions.InvalidTypesException: Type of TypeVariable ‘OUT‘ i 技术标签: apache flink java Exception in thread "main" org.apache.flink.api.common.functions.InvalidTypesException: The return type of function 'Custom Source' could not be determined automatically, due to type erasure. WebHere is the source code for org.apache.flink.api.java.typeutils.TypeExtractor.java Source /* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. WebMy goal is to provide an interface for a stream processing module in Flink 1.10. The pipeline contains an AggregateFunction among other operators. All operators have generic types but the problem lies within the AggregateFunction, which cannot determine the output type. ... Type of TypeVariable 'Acc' in 'class misc.SlidingWindow ... noughts and crosses script book