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    1   /*
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements.  See the NOTICE file distributed with
    4    * this work for additional information regarding copyright ownership.
    5    * The ASF licenses this file to You under the Apache License, Version 2.0
    6    * (the "License"); you may not use this file except in compliance with
    7    * the License.  You may obtain a copy of the License at
    8    *
    9    *      http://www.apache.org/licenses/LICENSE-2.0
    10   *
    11   * Unless required by applicable law or agreed to in writing, software
    12   * distributed under the License is distributed on an "AS IS" BASIS,
    13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14   * See the License for the specific language governing permissions and
    15   * limitations under the License.
    16   */
    17  package org.apache.commons.fileupload;
    18
    19  /**
    20   * <p>A factory interface for creating {@link FileItem} instances. Factories
    21   * can provide their own custom configuration, over and above that provided
    22   * by the default file upload implementation.</p>
    23   */
    24  public interface FileItemFactory {
    25
    26      /**
    27       * Create a new {@link FileItem} instance from the supplied parameters and
    28       * any local factory configuration.
    29       *
    30       * @param fieldName   The name of the form field.
    31       * @param contentType The content type of the form field.
    32       * @param isFormField <code>true</code> if this is a plain form field;
    33       *                    <code>false</code> otherwise.
    34       * @param fileName    The name of the uploaded file, if any, as supplied
    35       *                    by the browser or other client.
    36       *
    37       * @return The newly created file item.
    38       */
    39      FileItem createItem(
    40              String fieldName,
    41              String contentType,
    42              boolean isFormField,
    43              String fileName
    44              );
    45
    46  }