| // Copyright 2004, 2005 The Apache Software Foundation |
| // |
| // Licensed 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.tapestry.request; |
| |
| import java.io.File; |
| import java.io.InputStream; |
| |
| /** |
| * Represents a file uploaded from a client side form. |
| * |
| * @author Howard Lewis Ship |
| * @since 1.0.8 |
| */ |
| |
| public interface IUploadFile |
| { |
| |
| /** |
| * Returns the name of the file that was uploaded. This is just the filename |
| * portion of the complete path. |
| */ |
| |
| String getFileName(); |
| |
| /** |
| * Returns the complete path, as reported by the client browser. Different |
| * browsers report different things here. |
| * |
| * @since 2.0.4 |
| */ |
| |
| String getFilePath(); |
| |
| /** |
| * Returns an input stream of the content of the file. There is no guarantee |
| * that this stream will be valid after the end of the current request |
| * cycle, so it should be processed immediately. |
| * <p> |
| * As of release 1.0.8, this will be a a |
| * {@link java.io.ByteArrayInputStream}, but that, too, may change (a |
| * future implementation may upload the stream to a temporary file and |
| * return an input stream from that). |
| */ |
| |
| InputStream getStream(); |
| |
| /** |
| * Returns the MIME type specified when the file was uploaded. May return |
| * null if the content type is not known. |
| * |
| * @since 2.2 |
| */ |
| |
| String getContentType(); |
| |
| /** |
| * Writes the content of the file to a known location. This should be |
| * invoked at most once. In a standard implementation based on Jakarta |
| * FileUpload, this will often be implemented efficiently as a file rename. |
| * |
| * @since 3.0 |
| */ |
| |
| void write(File file); |
| |
| /** |
| * Returns true if the uploaded content is in memory. False generally means |
| * the content is stored in a temporary file. |
| */ |
| |
| boolean isInMemory(); |
| |
| /** |
| * Returns the size, in bytes, of the uploaded content. |
| * |
| * @since 3.0 |
| */ |
| |
| long getSize(); |
| } |