接口的使用
org.apache.flink.runtime.checkpoint.OperatorStateRepartitioner

使用OperatorStateRepartitioner的程序包

程序包	说明
org.apache.flink.runtime.checkpoint

org.apache.flink.runtime.checkpoint中OperatorStateRepartitioner的使用

实现OperatorStateRepartitioner的org.apache.flink.runtime.checkpoint中的类

限定符和类型	类和说明
class	MappingBasedRepartitioner<T> A repartitioner that assigns the same channel state to multiple subtasks according to some mapping.
class	RoundRobinOperatorStateRepartitioner Current default implementation of OperatorStateRepartitioner that redistributes state in round robin fashion.

声明为OperatorStateRepartitioner的org.apache.flink.runtime.checkpoint中的字段

限定符和类型	字段和说明
static OperatorStateRepartitioner<OperatorStateHandle>	RoundRobinOperatorStateRepartitioner.INSTANCE

参数类型为OperatorStateRepartitioner的org.apache.flink.runtime.checkpoint中的方法

限定符和类型	方法和说明
static <T> Map<OperatorInstanceID,List<T>>	StateAssignmentOperation.applyRepartitioner(OperatorID operatorID, OperatorStateRepartitioner<T> opStateRepartitioner, List<List<T>> chainOpParallelStates, int oldParallelism, int newParallelism)
static <T> List<List<T>>	StateAssignmentOperation.applyRepartitioner(OperatorStateRepartitioner<T> opStateRepartitioner, List<List<T>> chainOpParallelStates, int oldParallelism, int newParallelism) Repartitions the given operator state using the given OperatorStateRepartitioner with respect to the new parallelism.
static <T extends StateObject> void	StateAssignmentOperation.reDistributePartitionableStates(Map<OperatorID,OperatorState> oldOperatorStates, int newParallelism, java.util.function.Function<OperatorSubtaskState,StateObjectCollection<T>> extractHandle, OperatorStateRepartitioner<T> stateRepartitioner, Map<OperatorInstanceID,List<T>> result)