org.apache.flink.runtime.state

Interface StateSnapshotKeyGroupReader

@Internal
public interface StateSnapshotKeyGroupReader

Interface for state de-serialization into StateTables by key-group.

Method Summary

Modifier and Type	Method and Description
void	readMappingsInKeyGroup(org.apache.flink.core.memory.DataInputView div, int keyGroupId) Read the data for the specified key-group from the input.

Method Detail

readMappingsInKeyGroup

void readMappingsInKeyGroup(@Nonnull
                            org.apache.flink.core.memory.DataInputView div,
                            @Nonnegative
                            int keyGroupId)
                     throws IOException

Read the data for the specified key-group from the input.

Parameters:

div - the input

keyGroupId - the key-group to write

Throws:

IOException - on write related problems