Interface Reconfigurable

  • All Superinterfaces:
    Configurable

    public interface Reconfigurable
    extends Configurable
    Interface for reconfigurable classes that support dynamic configuration.
    • Method Detail

      • reconfigurableConfigs

        java.util.Set<java.lang.String> reconfigurableConfigs()
        Returns the names of configs that may be reconfigured.
      • validateReconfiguration

        void validateReconfiguration​(java.util.Map<java.lang.String,​?> configs)
                              throws ConfigException
        Validates the provided configuration. The provided map contains all configs including any reconfigurable configs that may be different from the initial configuration. Reconfiguration will be not performed if this method throws any exception.
        Throws:
        ConfigException - if the provided configs are not valid. The exception message from ConfigException will be returned to the client in the AlterConfigs response.
      • reconfigure

        void reconfigure​(java.util.Map<java.lang.String,​?> configs)
        Reconfigures this instance with the given key-value pairs. The provided map contains all configs including any reconfigurable configs that may have changed since the object was initially configured using Configurable.configure(Map). This method will only be invoked if the configs have passed validation using validateReconfiguration(Map).