60 lines
1.6 KiB
Java
Executable File
60 lines
1.6 KiB
Java
Executable File
/*
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* Copyright (C) 2001-2004 Red Hat Inc. All Rights Reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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package com.arsdigita.cms.dispatcher;
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/**
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* <p>An interface for caching objects.</p>
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*
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* @author Michael Pih (pihman@arsdigita.com)
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* @version $Id: Cache.java 1967 2009-08-29 21:05:51Z pboy $
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*/
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public interface Cache {
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/**
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* Lookup and fetch a cached object.
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*
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* @param key The object key
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* @return The cached object, null if there is none
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*/
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public Object get(Object key);
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/**
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* Caches one object.
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*
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* @param key The object key
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* @param value The object to be cached
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* @return The cached object
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*/
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public Object put(Object key, Object value);
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/**
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* Removes one cached object.
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*
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* @param key The object key
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* @return The formerly-cached object
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*/
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public Object remove(Object key);
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/**
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* Clears the cache.
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*/
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public void flush();
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}
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