public class Cache
extends java.lang.Object

• Constructor Summary

  Constructors

  Constructor and Description
  Cache ()

• Method Summary

  Methods

  Modifier and Type	Method and Description
  static java.lang.Object	get (java.lang.String key) Retrieves an object by key.
  static <T> T	getOrElse (java.lang.String key, java.util.concurrent.Callable<T> block, int expiration) Retrieve a value from the cache, or set it from a default Callable function.
  static void	remove (java.lang.String key)
  static void	set (java.lang.String key, java.lang.Object value) Sets a value without expiration.
  static void	set (java.lang.String key, java.lang.Object value, int expiration) Sets a value with expiration.

  • Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

• Constructor Detail

  • Cache

    public Cache()

• Method Detail

  • get

    public static java.lang.Object get(java.lang.String key)

    Retrieves an object by key.

    Returns:

    object

  • getOrElse

    public static <T> T getOrElse(java.lang.String key,
     java.util.concurrent.Callable<T> block,
     int expiration)
     throws java.lang.Exception

    Retrieve a value from the cache, or set it from a default Callable function.

    Parameters:

    key - Item key.

    value - to set if key does not exist

    expiration - expiration period in seconds.

    Returns:

    value

    Throws:

    java.lang.Exception

  • set

    public static void set(java.lang.String key,
     java.lang.Object value,
     int expiration)

    Sets a value with expiration.

    Parameters:

    expiration - expiration in seconds

  • set

    public static void set(java.lang.String key,
     java.lang.Object value)

    Sets a value without expiration.

    Parameters:

    expiration - expiration in seconds

  • remove

    public static void remove(java.lang.String key)