Package alluxio.wire

Enum CommandType

  • All Implemented Interfaces:
    java.io.Serializable, java.lang.Comparable<CommandType>
    @PublicApi
@ThreadSafe
public enum CommandType
extends java.lang.Enum<CommandType>
    Types for file system commands.

    • Enum Constant Summary

      Enum Constants 
      Enum Constant Description
      DELETE
      Ask worker to delete files.
      FREE
      Ask worker to free files.
      NOTHING
      No op command.
      PERSIST
      Ask worker to persist a file.
      REGISTER
      Ask worker to re-register.
      UNKNOWN
      Unknown command.

    • Method Summary

      All Methods Static Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      int getValue()  
      static CommandType valueOf​(java.lang.String name)
      Returns the enum constant of this type with the specified name.
      static CommandType[] values()
      Returns an array containing the constants of this enum type, in the order they are declared.

      • Methods inherited from class java.lang.Enum

        clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

      • Methods inherited from class java.lang.Object

        getClass, notify, notifyAll, wait, wait, wait

    • Enum Constant Detail

      • UNKNOWN

        public static final CommandType UNKNOWN
        Unknown command.

      • NOTHING

        public static final CommandType NOTHING
        No op command.

      • REGISTER

        public static final CommandType REGISTER
        Ask worker to re-register.

      • FREE

        public static final CommandType FREE
        Ask worker to free files.

      • DELETE

        public static final CommandType DELETE
        Ask worker to delete files.

      • PERSIST

        public static final CommandType PERSIST
        Ask worker to persist a file.

    • Method Detail

      • values

        public static CommandType[] values()
        Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows: 
        for (CommandType c : CommandType.values())
    System.out.println(c);
        Returns:
        an array containing the constants of this enum type, in the order they are declared

      • valueOf

        public static CommandType valueOf​(java.lang.String name)
        Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)
        Parameters:
        name - the name of the enum constant to be returned.
        Returns:
        the enum constant with the specified name
        Throws:
        java.lang.IllegalArgumentException - if this enum type has no constant with the specified name
        java.lang.NullPointerException - if the argument is null

      • getValue

        public int getValue()
        Returns:
        the integer value of CommandType