/*
* Adito
*
* Copyright (C) 2003-2006 3SP LTD. All Rights Reserved
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package com.adito.core;
import java.net.InetAddress;
import java.net.NetworkInterface;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Enumeration;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.struts.util.LabelValueBean;
import com.adito.input.MultiSelectDataSource;
import com.adito.security.SessionInfo;
/**
* Implementation of a {@link com.adito.input.MultiSelectDataSource} that
* retrieves its values from the available network interfaces on this machine.
*/
public class InterfacesMultiSelectListDataSource implements MultiSelectDataSource {
final static Log log = LogFactory.getLog(InterfacesMultiSelectListDataSource.class);
/* (non-Javadoc)
* @see com.adito.input.MultiSelectDataSource#getValues(com.adito.security.SessionInfo)
*/
public Collection<LabelValueBean> getValues(SessionInfo session) {
ArrayList l = new ArrayList();
try {
// TODO make this localised
l.add(new LabelValueBean("All Interfaces",
"0.0.0.0"));
for(Enumeration e = NetworkInterface.getNetworkInterfaces();
e.hasMoreElements(); ) {
NetworkInterface ni = (NetworkInterface)e.nextElement();
for(Enumeration e2 = ni.getInetAddresses(); e2.hasMoreElements(); ) {
InetAddress addr = (InetAddress)e2.nextElement();
l.add(new LabelValueBean(addr.getHostAddress(),
addr.getHostAddress()));
}
}
}
catch(Throwable t) {
log.error("Failed to list network interfaces.", t);
}
return l;
}
}