Package org.elasticsearch.common.settings

Interface SettingUpgrader<T>

Type Parameters:
T - the type of the underlying setting
public interface SettingUpgrader<T>
Represents the logic to upgrade a setting.

  • Method Summary

    Modifier and Type
    Method
    Description
    String
    getKey(String key)
    The logic to upgrade the setting key, for example by mapping the old setting key to the new setting key.
    default List<String>
    getListValue(List<String> value)
     
    Setting<T>
    getSetting()
    The setting upgraded by this upgrader.
    default String
    getValue(String value)
    The logic to upgrade the setting value.

  • Method Details

    • getSetting

      Setting<T> getSetting()
      The setting upgraded by this upgrader.
      Returns:
      the setting

    • getKey

      String getKey(String key)
      The logic to upgrade the setting key, for example by mapping the old setting key to the new setting key.
      Parameters:
      key - the setting key to upgrade
      Returns:
      the upgraded setting key

    • getValue

      default String getValue(String value)
      The logic to upgrade the setting value.
      Parameters:
      value - the setting value to upgrade
      Returns:
      the upgraded setting value

    • getListValue

      default List<String> getListValue(List<String> value)