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/* CorbaEntrySource.java
*
* created: Wed Jun 7 2000
*
* This file is part of Artemis
*
* Copyright (C) 2000 Genome Research Limited
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header: //tmp/pathsoft/artemis/uk/ac/sanger/artemis/components/CorbaEntrySource.java,v 1.1 2004-06-09 09:46:11 tjc Exp $
*/
package uk.ac.sanger.artemis.components;
import java.io.*;
import java.net.*;
import java.awt.*;
import javax.swing.*;
/**
* This class contains the methods common to all EntrySource implementations
* that read from a CORBA server.
*
* @author Kim Rutherford <kmr@sanger.ac.uk>
* @version $Id: CorbaEntrySource.java,v 1.1 2004-06-09 09:46:11 tjc Exp $
**/
abstract public class CorbaEntrySource {
/**
* Create a new CorbaEntrySource using the given URL as the location of the
* server IOR.
* @param frame The component that created this EntrySource. (Used for
* requesters.)
* @param ior_url_string A String containing the URL of the IOR for the
* server.
**/
public CorbaEntrySource (final JFrame frame,
final String ior_url_string)
throws MalformedURLException //, IOException
{
this.frame = frame;
this.ior_url = new URL (ior_url_string);
}
/**
* Finds and returns a stringified object reference (IOR) for a CORBA
* server. The IOR is read from the URL that was passed to the
* constructor.
* @return The stringified IOR.
* @exception IOException Thrown if an error occurs while reading.
**/
public String getIOR ()
throws IOException {
// get URL of IOR
final BufferedReader in =
new BufferedReader (new InputStreamReader (ior_url.openStream()));
return in.readLine();
}
/**
* Return the JFrame that was passed to the constructor.
**/
public JFrame getFrame () {
return frame;
}
/**
* The URL containing the IOR of the CORBA server.
**/
private URL ior_url = null;
/**
* The JFrame that was passed to the constructor.
**/
private JFrame frame = null;
}