001package jmri.jmrix.internal.configurexml;
002
003import jmri.jmrix.SerialPortAdapter;
004import jmri.jmrix.configurexml.AbstractConnectionConfigXml;
005import jmri.jmrix.internal.ConnectionConfig;
006import jmri.jmrix.internal.InternalAdapter;
007import org.jdom2.Element;
008
009/**
010 * Handle XML persistance of virtual layout connections
011 * <p>
012 * This class is invoked from jmrix.JmrixConfigPaneXml on write, as that class
013 * is the one actually registered. Reads are brought here directly via the class
014 * attribute in the XML.
015 *
016 * @author Bob Jacobsen Copyright: Copyright (c) 2003, 2010
017 */
018public class ConnectionConfigXml extends AbstractConnectionConfigXml {
019
020    public ConnectionConfigXml() {
021        super();
022    }
023
024    /** {@inheritDoc} */
025    @Override
026    protected void getInstance() {
027        adapter = new InternalAdapter();
028    }
029
030    protected SerialPortAdapter adapter;
031
032    protected void getInstance(Object object) {
033        adapter = ((ConnectionConfig) object).getAdapter();
034    }
035
036    /** {@inheritDoc} */
037    @Override
038    public Element store(Object o) {
039        getInstance(o);
040        
041        if (adapter == null) return null;
042        
043        Element e = new Element("connection");
044        storeCommon(e, adapter);
045
046        e.setAttribute("class", this.getClass().getName());
047
048        return e;
049    }
050
051    /** {@inheritDoc} */
052    @Override
053    public boolean load(Element shared, Element perNode) {
054        boolean result = true;
055        getInstance();
056
057        if (adapter == null) {
058            return false;
059        }
060
061        this.loadCommon(shared, perNode, adapter);
062        // register, so can be picked up
063        register();
064
065        if (adapter.getDisabled()) {
066            return result;
067        }
068        adapter.configure();
069
070        return result;
071    }
072
073    /** {@inheritDoc} */
074    @Override
075    protected void register() {
076        this.register(new ConnectionConfig(adapter));
077    }
078
079}