/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements.  See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License.  You may obtain a copy of the License at * *      http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */package org.apache.commons.fileupload;/** * <p>A factory interface for creating {@link FileItem} instances. Factories * can provide their own custom configuration, over and above that provided * by the default file upload implementation.</p> * * @author <a href="mailto:martinc@apache.org">Martin Cooper</a> * * @version $Id: FileItemFactory.java 479262 2006-11-26 03:09:24Z niallp $ */public interface FileItemFactory {    /**     * Create a new {@link FileItem} instance from the supplied parameters and     * any local factory configuration.     *     * @param fieldName   The name of the form field.     * @param contentType The content type of the form field.     * @param isFormField <code>true</code> if this is a plain form field;     *                    <code>false</code> otherwise.     * @param fileName    The name of the uploaded file, if any, as supplied     *                    by the browser or other client.     *     * @return The newly created file item.     */    FileItem createItem(            String fieldName,            String contentType,            boolean isFormField,            String fileName            );}