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

  • Method Details

    • 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