* If it is not available <code>null</code> is returned.
* @param key the key used by the caching algorithm to identify the
* request
*/
public CachedResponse get(Serializable key) {
final CachedResponse r = (CachedResponse)this.store.get(key);
if ( this.getLogger().isDebugEnabled()) {
this.getLogger().debug("Cached response for " + key + " : " +
(r == null ? "not found" : "found"));
}
return r;