001/*
002 * JPPF.
003 * Copyright (C) 2005-2015 JPPF Team.
004 * http://www.jppf.org
005 *
006 * Licensed under the Apache License, Version 2.0 (the "License");
007 * you may not use this file except in compliance with the License.
008 * You may obtain a copy of the License at
009 *
010 *   http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.jppf.node.protocol;
019
020import org.jppf.utils.collections.Metadata;
021
022/**
023 * Instances of this class provide a way for tasks to share common data.
024 * The objective is to avoid data duplication through marshaling/unmarshaling of the data,
025 * which can cause crashes due to insufficient available memory in a node.
026 * @author Laurent Cohen
027 */
028public interface DataProvider extends Metadata
029{
030}