Package org.exoplatform.commons.cache.future

Interface Loader<K,V,C>

Type Parameters:
K - the key type parameter
V - the value type parameter
C - the context type parameter
public interface Loader<K,V,C>
The loader interface is used by the future cache to retrieves the value from the key when it does not exist.
Version:
$Revision$
Author:
Julien Viet

  • Method Summary

    Modifier and Type
    Method
    Description
    V
    retrieve(C context, K key)
    Retrieves the value from the key within the specified context.

  • Method Details

    • retrieve

      V retrieve(C context, K key) throws Exception
      Retrieves the value from the key within the specified context. If the resource is not found then the value null must be returned.
      Parameters:
      context - the context
      key - the key
      Returns:
      the value
      Throws:
      Exception - any exception that would prevent the value to be loaded