| /* |
| * Copyright 1999-2004 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.cocoon.servlet.multipart; |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.util.Map; |
| |
| /** |
| * This class represents a file part parsed from a http post stream. |
| * |
| * @version $Id$ |
| */ |
| public class PartOnDisk extends Part { |
| |
| /** Field file */ |
| private File file = null; |
| private int size; |
| |
| /** |
| * Constructor PartOnDisk |
| * |
| * @param headers |
| * @param file |
| */ |
| protected PartOnDisk(Map headers, File file) { |
| super(headers); |
| this.file = file; |
| |
| // Ensure the file will be deleted when we exit the JVM |
| this.file.deleteOnExit(); |
| |
| this.size = (int) file.length(); |
| } |
| |
| /** |
| * Returns the file name |
| */ |
| public String getFileName() { |
| return file.getName(); |
| } |
| |
| /** |
| * Returns the file size in bytes |
| */ |
| public int getSize() { |
| return this.size; |
| } |
| |
| /** |
| * Returns the file |
| */ |
| public File getFile() { |
| return file; |
| } |
| |
| /** |
| * Returns a (ByteArray)InputStream containing the file data |
| * |
| * @throws IOException |
| */ |
| public InputStream getInputStream() throws IOException { |
| if (this.file != null) { |
| return new FileInputStream(file); |
| } |
| throw new IllegalStateException("This part has already been disposed."); |
| } |
| |
| /** |
| * Returns the filename |
| */ |
| public String toString() { |
| return file.getPath(); |
| } |
| |
| /** |
| * Delete the underlying file. |
| */ |
| public void dispose() { |
| if (this.file != null) { |
| this.file.delete(); |
| this.file = null; |
| } |
| } |
| |
| /** |
| * Ensures the underlying file has been deleted |
| */ |
| public void finalize() throws Throwable { |
| // Ensure the file has been deleted |
| dispose(); |
| |
| super.finalize(); |
| } |
| } |