Enum Class CASResponse

java.lang.Object
java.lang.Enum<CASResponse>
net.spy.memcached.CASResponse
All Implemented Interfaces:
Serializable, Comparable<CASResponse>, Constable
public enum CASResponse extends Enum<CASResponse>
Response codes for a CAS operation.

  • Enum Constant Details

    • OK

      public static final CASResponse OK
      Status indicating that the CAS was successful and the new value is stored in the cache.

    • NOT_FOUND

      public static final CASResponse NOT_FOUND
      Status indicating the value was not found in the cache (an add operation may be issued to store the value).

    • EXISTS

      public static final CASResponse EXISTS
      Status indicating the value was found in the cache, but exists with a different CAS value than expected. In this case, the value must be refetched and the CAS operation tried again.

    • OBSERVE_ERROR_IN_ARGS

      public static final CASResponse OBSERVE_ERROR_IN_ARGS
      Status indicating there was an error in specifying the arguments for the Observe.

    • OBSERVE_MODIFIED

      public static final CASResponse OBSERVE_MODIFIED
      Status indicating the CAS operation succeeded but the value was subsequently modified during Observe.

    • OBSERVE_TIMEOUT

      public static final CASResponse OBSERVE_TIMEOUT
      Status indicating there was a Timeout in the Observe operation.

  • Method Details

    • values

      public static CASResponse[] values()
      Returns an array containing the constants of this enum class, in the order they are declared.
      Returns:
      an array containing the constants of this enum class, in the order they are declared

    • valueOf

      public static CASResponse valueOf(String name)
      Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (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:
      IllegalArgumentException - if this enum class has no constant with the specified name
      NullPointerException - if the argument is null