package mixconfig.network;

import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;

public final class IncomingConnectionTableModel extends ConnectionTableModel
{
	private static final String[] columnNames =
		{"No.", "Visibility", "Transport", "Host / FileName", "Port"};

	public static final int SERIAL_NR = 0;
	public static final int VISIBILITY = 1;
	public static final int TRANSPORT = 2;
	public static final int NAME = 3;
	public static final int PORT = 4;

	public Object getValueAt(int row, int column)
	{
		ConnectionData data = getData(row);
		if (data == null)
		{
			return null;
		}
		switch (column)
		{
			case SERIAL_NR:
				return new Integer(row + 1);
			case VISIBILITY:
				return data.getVisibilityString();
			case TRANSPORT:
				return new Integer(data.getTransport());
			case NAME:
				return data.getHostname();
			case PORT:
				return new Integer(data.getPort());
		}
		return null;
	}

	public Class<?> getColumnClass(int column)
	{
		switch (column)
		{
			case SERIAL_NR:
				return Integer.class;
			case VISIBILITY:
				return String.class;
			case NAME:
				return String.class;
			case PORT:
				return Integer.class;
				// Transport und IP-Addresse muessen wir in der Tabelle
				// gesondert behandeln.
		}
		return Object.class;
	}

	public int getColumnCount()
	{
		return columnNames.length;
	}

	public String getColumnName(int col)
	{
		return columnNames[col];
	}

	public Element createAsElement(Document doc)
	{
		Element ifaces = doc.createElement("ListenerInterfaces");
		for (int i = 0; i < getRowCount(); i++)
		{
			ifaces.appendChild(getData(i).toXmlElement(doc));
		}
		return ifaces;
	}

	public void readFromElement(Element iface)
	{
		if (iface.getTagName().equals("ListenerInterfaces"))
		{
			for (int i=getRowCount()-1; i>=0; i--)
			{
				deleteData(i);
			}
			Node child = iface.getFirstChild();
			while (child != null)
			{
				if (child.getNodeType() == Node.ELEMENT_NODE)
				{
					ConnectionData data = ConnectionData.createFromElement(
							"ListenerInterface", (Element) child);
					if (data != null)
					{
						addData(data);
					}
				}
				child = child.getNextSibling();
			}
		}
	}
}