程序包的使用
org.apache.flink.api.java.functions

使用org.apache.flink.api.java.functions的程序包

程序包	说明
org.apache.flink.api.java.operators.translation

org.apache.flink.api.java.operators.translation使用的org.apache.flink.api.java.functions中的类

类和说明
FunctionAnnotation.ForwardedFields 已过时。 The ForwardedFields annotation declares fields which are never modified by the annotated function and which are forwarded at the same position to the output or unchanged copied to another position in the output.