package org.infinispan.context;
import java.util.Map;
import org.infinispan.container.entries.CacheEntry;
/**
* Interface that can look up MVCC wrapped entries.
*
* @author Manik Surtani (<a href="mailto:manik@jboss.org">manik@jboss.org</a>)
* @since 4.0
*/
public interface EntryLookup {
/**
* Retrieves an entry from the collection of looked up entries in the current scope.
* <p/>
*
* @param key key to look up
* @return an entry, or null if it cannot be found.
*/
CacheEntry lookupEntry(Object key);
/**
* Retrieves a map of entries looked up within the current scope.
* <p/>
* @return a map of looked up entries.
*/
Map<Object, CacheEntry> getLookedUpEntries();
/**
* Puts an entry in the registry of looked up entries in the current scope.
* <p/>
*
* @param key key to store
* @param e entry to store
*/
void putLookedUpEntry(Object key, CacheEntry e);
void removeLookedUpEntry(Object key);
}