org.eclipse.jetty.util.resource.BadResource Maven / Gradle / Ivy
//
// ========================================================================
// 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.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.URL;
/* ------------------------------------------------------------ */
/** Bad Resource.
*
* A Resource that is returned for a bade URL. Acts as a resource
* that does not exist and throws appropriate exceptions.
*
*
*/
class BadResource extends URLResource
{
/* ------------------------------------------------------------ */
private String _message=null;
/* -------------------------------------------------------- */
BadResource(URL url, String message)
{
super(url,null);
_message=message;
}
/* -------------------------------------------------------- */
@Override
public boolean exists()
{
return false;
}
/* -------------------------------------------------------- */
@Override
public long lastModified()
{
return -1;
}
/* -------------------------------------------------------- */
@Override
public boolean isDirectory()
{
return false;
}
/* --------------------------------------------------------- */
@Override
public long length()
{
return -1;
}
/* ------------------------------------------------------------ */
@Override
public File getFile()
{
return null;
}
/* --------------------------------------------------------- */
@Override
public InputStream getInputStream() throws IOException
{
throw new FileNotFoundException(_message);
}
/* --------------------------------------------------------- */
@Override
public OutputStream getOutputStream()
throws java.io.IOException, SecurityException
{
throw new FileNotFoundException(_message);
}
/* --------------------------------------------------------- */
@Override
public boolean delete()
throws SecurityException
{
throw new SecurityException(_message);
}
/* --------------------------------------------------------- */
@Override
public boolean renameTo( Resource dest)
throws SecurityException
{
throw new SecurityException(_message);
}
/* --------------------------------------------------------- */
@Override
public String[] list()
{
return null;
}
/* ------------------------------------------------------------ */
@Override
public void copyTo(File destination)
throws IOException
{
throw new SecurityException(_message);
}
/* ------------------------------------------------------------ */
@Override
public String toString()
{
return super.toString()+"; BadResource="+_message;
}
}