org.mortbay.resource.BadResource Maven / Gradle / Ivy
// ========================================================================
// Copyright 1996-2005 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// 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.mortbay.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.
*
* @author Greg Wilkins (gregw)
*/
class BadResource extends URLResource
{
/* ------------------------------------------------------------ */
private String _message=null;
/* -------------------------------------------------------- */
BadResource(URL url, String message)
{
super(url,null);
_message=message;
}
/* -------------------------------------------------------- */
public boolean exists()
{
return false;
}
/* -------------------------------------------------------- */
public long lastModified()
{
return -1;
}
/* -------------------------------------------------------- */
public boolean isDirectory()
{
return false;
}
/* --------------------------------------------------------- */
public long length()
{
return -1;
}
/* ------------------------------------------------------------ */
public File getFile()
{
return null;
}
/* --------------------------------------------------------- */
public InputStream getInputStream() throws IOException
{
throw new FileNotFoundException(_message);
}
/* --------------------------------------------------------- */
public OutputStream getOutputStream()
throws java.io.IOException, SecurityException
{
throw new FileNotFoundException(_message);
}
/* --------------------------------------------------------- */
public boolean delete()
throws SecurityException
{
throw new SecurityException(_message);
}
/* --------------------------------------------------------- */
public boolean renameTo( Resource dest)
throws SecurityException
{
throw new SecurityException(_message);
}
/* --------------------------------------------------------- */
public String[] list()
{
return null;
}
/* ------------------------------------------------------------ */
public String toString()
{
return super.toString()+"; BadResource="+_message;
}
}