org.apache.flink.runtime.state

Interface StateHandle

All Superinterfaces:

Serializable

All Known Implementing Classes:

LocalStateHandle

public interface StateHandle
extends Serializable

StateHandle is a general handle interface meant to abstract operator state fetching. A StateHandle implementation can for example include the state itself in cases where the state is lightweight or fetching it lazily from some external storage when the state is too large.

Method Summary

Modifier and Type	Method and Description
Map<String,OperatorState<?>>	getState(ClassLoader userClassloader) getState should retrieve and return the state managed the handle.

Method Detail

getState

Map<String,OperatorState<?>> getState(ClassLoader userClassloader)

getState should retrieve and return the state managed the handle.

Returns: