| // |
| // ======================================================================== |
| // Copyright (c) 1995-2016 Mort Bay Consulting Pty. Ltd. |
| // ------------------------------------------------------------------------ |
| // All rights reserved. This program and the accompanying materials |
| // are made available under the terms of the Eclipse Public License v1.0 |
| // and Apache License v2.0 which accompanies this distribution. |
| // |
| // The Eclipse Public License is available at |
| // http://www.eclipse.org/legal/epl-v10.html |
| // |
| // The Apache License v2.0 is available at |
| // http://www.opensource.org/licenses/apache2.0.php |
| // |
| // You may elect to redistribute this code under either of these licenses. |
| // ======================================================================== |
| // |
| |
| package org.eclipse.jetty.util.resource; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.net.MalformedURLException; |
| import java.net.URL; |
| import java.nio.channels.ReadableByteChannel; |
| |
| /** |
| * EmptyResource |
| * |
| * Represents a resource that does does not refer to any file, url, jar etc. |
| */ |
| public class EmptyResource extends Resource |
| { |
| public static final Resource INSTANCE = new EmptyResource(); |
| |
| private EmptyResource() |
| { |
| } |
| |
| @Override |
| public boolean isContainedIn(Resource r) throws MalformedURLException |
| { |
| return false; |
| } |
| |
| @Override |
| public void close() |
| { |
| } |
| |
| @Override |
| public boolean exists() |
| { |
| return false; |
| } |
| |
| @Override |
| public boolean isDirectory() |
| { |
| return false; |
| } |
| |
| @Override |
| public long lastModified() |
| { |
| return 0; |
| } |
| |
| @Override |
| public long length() |
| { |
| return 0; |
| } |
| |
| @Override |
| public URL getURL() |
| { |
| return null; |
| } |
| |
| @Override |
| public File getFile() throws IOException |
| { |
| return null; |
| } |
| |
| @Override |
| public String getName() |
| { |
| return null; |
| } |
| |
| @Override |
| public InputStream getInputStream() throws IOException |
| { |
| return null; |
| } |
| |
| @Override |
| public ReadableByteChannel getReadableByteChannel() throws IOException |
| { |
| return null; |
| } |
| |
| @Override |
| public boolean delete() throws SecurityException |
| { |
| return false; |
| } |
| |
| @Override |
| public boolean renameTo(Resource dest) throws SecurityException |
| { |
| return false; |
| } |
| |
| @Override |
| public String[] list() |
| { |
| return null; |
| } |
| |
| @Override |
| public Resource addPath(String path) throws IOException, MalformedURLException |
| { |
| return null; |
| } |
| |
| } |