类的使用
org.apache.flink.state.api.functions.KeyedStateReaderFunction

使用KeyedStateReaderFunction的程序包

程序包	说明
org.apache.flink.state.api
org.apache.flink.state.api.input.operator

org.apache.flink.state.api中KeyedStateReaderFunction的使用

参数类型为KeyedStateReaderFunction的org.apache.flink.state.api中的方法

限定符和类型	方法和说明
<K,OUT> org.apache.flink.api.java.DataSet<OUT>	ExistingSavepoint.readKeyedState(String uid, KeyedStateReaderFunction<K,OUT> function) Read keyed state from an operator in a Savepoint.
<K,OUT> org.apache.flink.api.java.DataSet<OUT>	ExistingSavepoint.readKeyedState(String uid, KeyedStateReaderFunction<K,OUT> function, org.apache.flink.api.common.typeinfo.TypeInformation<K> keyTypeInfo, org.apache.flink.api.common.typeinfo.TypeInformation<OUT> outTypeInfo) Read keyed state from an operator in a Savepoint.

org.apache.flink.state.api.input.operator中KeyedStateReaderFunction的使用

参数类型为KeyedStateReaderFunction的org.apache.flink.state.api.input.operator中的构造器

构造器和说明
KeyedStateReaderOperator(KeyedStateReaderFunction<KEY,OUT> function, org.apache.flink.api.common.typeinfo.TypeInformation<KEY> keyType)