/**************************************************************************
* Copyright (c) 2001 by Punch Telematix. All rights reserved. *
* *
* Redistribution and use in source and binary forms, with or without *
* modification, are permitted provided that the following conditions *
* are met: *
* 1. Redistributions of source code must retain the above copyright *
* notice, this list of conditions and the following disclaimer. *
* 2. Redistributions in binary form must reproduce the above copyright *
* notice, this list of conditions and the following disclaimer in the *
* documentation and/or other materials provided with the distribution. *
* 3. Neither the name of Punch Telematix nor the names of *
* other contributors may be used to endorse or promote products *
* derived from this software without specific prior written permission.*
* *
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED *
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF *
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. *
* IN NO EVENT SHALL PUNCH TELEMATIX OR OTHER CONTRIBUTORS BE LIABLE *
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR *
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF *
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR *
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, *
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE *
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN *
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
**************************************************************************/
package wonka.net.file;
import java.io.IOException;
import java.io.InputStream;
import java.io.FileInputStream;
import java.io.OutputStream;
import java.io.FileOutputStream;
import java.io.File;
import java.io.FilePermission;
import java.io.FileNotFoundException;
import java.net.URL;
import java.net.URLConnection;
import java.security.Permission;
public class FileURLConnection extends URLConnection {
public FileURLConnection(URL url) {
super(url);
}
public void connect() throws IOException {
if (url.getHost().length() > 0){
throw new IOException("file is not on localhost -->"+url);
}
if(!new File(url.getFile()).isFile()){
throw new FileNotFoundException("file "+url.getFile()+" does not exist or is no file");
}
connected = true;
}
public Permission getPermission() throws IOException {
//WE ONLY ALLOW READING FROM THIS FILE ... SEE ALSO POLICY
return new FilePermission(url.getFile() , "read");
}
public InputStream getInputStream() throws IOException {
if (!connected) {
connect();
}
return new FileInputStream(url.getFile());
}
public OutputStream getOutputStream() throws IOException {
if (!connected) {
connect();
}
return new FileOutputStream(url.getFile());
}
}