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//
// ========================================================================
// Copyright (c) 1995-2014 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;
}
}
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