001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.commons.fileupload;
018
019/**
020 * Interface that will indicate that {@link FileItem} or {@link FileItemStream}
021 * implementations will accept the headers read for the item.
022 *
023 * @since 1.2.1
024 *
025 * @see FileItem
026 * @see FileItemStream
027 *
028 * @version $Id$
029 */
030public interface FileItemHeadersSupport {
031
032    /**
033     * Returns the collection of headers defined locally within this item.
034     *
035     * @return the {@link FileItemHeaders} present for this item.
036     */
037    FileItemHeaders getHeaders();
038
039    /**
040     * Sets the headers read from within an item.  Implementations of
041     * {@link FileItem} or {@link FileItemStream} should implement this
042     * interface to be able to get the raw headers found within the item
043     * header block.
044     *
045     * @param headers the instance that holds onto the headers
046     *         for this instance.
047     */
048    void setHeaders(FileItemHeaders headers);
049
050}