/*
 * SerialUdpView.java
 * 
 * Copyright (c) 2003-2004 Digi International
 * This program and the information contained in it is confidential and
 * proprietary to Digi International and may not be used, copied, or re-
 * produced without the prior written permission of Digi International.
 * 
 */

package com.digi.config.ui;

import com.digi.config.core.*;
import com.digi.config.util.*;

import javax.swing.*;
import javax.swing.event.*;
import javax.swing.tree.*;
import javax.swing.border.*;
import javax.swing.text.*;
import java.awt.*;
import java.awt.event.*;
import java.util.*;
import java.io.*;
import java.net.*;
import java.text.*;




/** 
 * This class is a view panel that shows the serial UDP
 * settings for the ConnectMe device
 * 
 * This view can be embedded in other panels as desired.
 */


public class SerialUdpView extends ConfigViewImpl {
    /** A KvpNode that holds just the fields used in this view */
    KvpNode viewSettingTree;
    /** listens to the device for changes to kvpGroup */
    DeviceChangeListener settingChangeListener;
    /** Panel that holds the view content */
    GridContentPanel content;
    GridContentPanel serverContent;
    GridContentPanel clientContent;
    GridContentPanel sendToContent;
    GridContentPanel socketIdContent;
    GridContentPanel sopContent;
    GridContentPanel sopCustomContent;
    GridContentPanel satContent;
    GridContentPanel sabContent;

    int MAXDESTINATIONS = 64;

    // Data fields currently used in this view
    KvpField udpServerEnabledKvpField;
    KvpField udpServerPortKvpField;
    KvpField udpClientEnabledKvpField;
    KvpField udpSendToEnabledKvpField[] = new KvpField[MAXDESTINATIONS];
    KvpField udpSendToAddressKvpField[] = new KvpField[MAXDESTINATIONS];
    KvpField udpSendToPortKvpField[] = new KvpField[MAXDESTINATIONS];
    KvpField udpSendToDescKvpField[] = new KvpField[MAXDESTINATIONS];
    KvpField udpSocketIdEnabledKvpField;
    KvpField udpSocketIdKvpField;
    KvpField udpSopEnabledKvpField;     
    KvpField udpSopPatternKvpField;          
    KvpField udpSopStripPatternKvpField; 
    KvpField udpSatEnabledKvpField;     
    KvpField udpSatValueKvpField;       
    KvpField udpSabEnabledKvpField;     
    KvpField udpSabValueKvpField;


    // UI Controls for each field
    JCheckBox    udpServerEnabled_UIC;
    JTextField   udpServerPort_UIC;
    JCheckBox    udpClientEnabled_UIC;
    JCheckBox    udpSendToEnabled_UIC[] = new JCheckBox[MAXDESTINATIONS];
    JTextField   udpSendToAddress_UIC[] = new JTextField[MAXDESTINATIONS];
    JTextField   udpSendToPort_UIC[] = new JTextField[MAXDESTINATIONS];
    JTextField   udpSendToDesc_UIC[] = new JTextField[MAXDESTINATIONS];
    JCheckBox    udpSocketIdEnabled_UIC;
    JTextField   udpSocketId_UIC;
    JCheckBox    udpSopEnabled_UIC;
    JRadioButton udpSopCR_UIC;
    JRadioButton udpSopCRLF_UIC;
    JRadioButton udpSopCustom_UIC;
    JTextField   udpSopCustomString_UIC;
    JCheckBox    udpSopStripPattern_UIC;
    JCheckBox    udpSatEnabled_UIC;
    JTextField   udpSatValue_UIC;
    JCheckBox    udpSabEnabled_UIC;
    JTextField   udpSabValue_UIC;



    /**
     * Basic constructor. Sets up the tree view and the edit panel.
     */
    public SerialUdpView() throws Exception {
        // create the KvpNode and the kvpGroup change listener
        viewSettingTree = new KvpNode();
        settingChangeListener = new DeviceChangeListener() {
            public void deviceChanged(DeviceChangeEvent e) {
                SystemLog.debug("SerialUdpView was notified that device kvpGroup changed");
                refreshViewKvpNode();
                refreshViewControls();
            }
        };
        // Create the panel that will hold the view controls
        content = new GridContentPanel(this.getName(),1);
        // create a listener that will detect when a user edits the field values and update the appropriate view setting fields
        ControlChangeAdapter fieldListener = new ControlChangeAdapter() {
            public void changePerformed(Object source, ActionEvent ae, FocusEvent fe) {
                if (source==udpServerEnabled_UIC)
                    udpServerEnabledKvpField.setStringValue(RciProtocol.toString(udpServerEnabled_UIC.isSelected()));
                else if (source==udpServerPort_UIC)
                    udpServerPortKvpField.setStringValue(udpServerPort_UIC.getText());
                else if (source==udpClientEnabled_UIC)
                    udpClientEnabledKvpField.setStringValue(RciProtocol.toString(udpClientEnabled_UIC.isSelected()));
                else if (source==udpSocketIdEnabled_UIC)
                    udpSocketIdEnabledKvpField.setStringValue(RciProtocol.toString(udpSocketIdEnabled_UIC.isSelected()));
                else if (source==udpSocketId_UIC)
                    udpSocketIdKvpField.setStringValue(udpSocketId_UIC.getText());
                else if (source==udpSopEnabled_UIC)
                    udpSopEnabledKvpField.setStringValue(RciProtocol.toString(udpSopEnabled_UIC.isSelected()));
                else if (source==udpSopCR_UIC) {
                    if (udpSopCR_UIC.isSelected())
                        udpSopPatternKvpField.setStringValue("CR");
                } else if (source==udpSopCRLF_UIC) {
                    if (udpSopCRLF_UIC.isSelected())
                        udpSopPatternKvpField.setStringValue("CR/LF");
                } else if (source==udpSopCustom_UIC) {
                    if (udpSopCustom_UIC.isSelected())
                        udpSopPatternKvpField.setStringValue(udpSopCustomString_UIC.getText());
                } else if (source==udpSopCustomString_UIC) {
                    if (udpSopCustom_UIC.isSelected())
                        udpSopPatternKvpField.setStringValue(udpSopCustomString_UIC.getText());
                } else if (source==udpSopStripPattern_UIC)
                    udpSopStripPatternKvpField.setStringValue(RciProtocol.toString(udpSopStripPattern_UIC.isSelected()));
                else if (source==udpSatEnabled_UIC)
                    udpSatEnabledKvpField.setStringValue(RciProtocol.toString(udpSatEnabled_UIC.isSelected()));
                else if (source==udpSatValue_UIC)
                    udpSatValueKvpField.setStringValue(udpSatValue_UIC.getText());
//                 else if (source==udpSabEnabled_UIC)
//                     udpSabEnabledKvpField.setStringValue(RciProtocol.toString(udpSabEnabled_UIC.isSelected()));
                else if (source==udpSabValue_UIC)
                    udpSabValueKvpField.setStringValue(udpSabValue_UIC.getText());
                else {
                    // Next, check to see if it was one of the destination list fields
                    for (int i=0;i<MAXDESTINATIONS; i++) {
                        if (source==udpSendToEnabled_UIC[i])
                            udpSendToEnabledKvpField[i].setStringValue(RciProtocol.toString(udpSendToEnabled_UIC[i].isSelected()));
                        else if (source==udpSendToAddress_UIC[i])
                            udpSendToAddressKvpField[i].setStringValue(udpSendToAddress_UIC[i].getText());
                        else if (source==udpSendToPort_UIC[i])
                            udpSendToPortKvpField[i].setStringValue(udpSendToPort_UIC[i].getText());
                        else if (source==udpSendToDesc_UIC[i])
                            udpSendToDescKvpField[i].setStringValue(udpSendToDesc_UIC[i].getText());
                        else
                            continue;
                        break;
                    }
                }

                refreshViewControlStates();
            }
        };


        //
        // Create the fields and put them on the view
        // 

        //-----------------------------------------------
        // Route UDP data to Serial Port
        //-----------------------------------------------
        content.addHeadingBar("UdpServerHeading");
        udpServerEnabled_UIC = content.addJCheckBox("UdpServerEnabled",fieldListener);

        serverContent = new GridContentPanel(1);
        serverContent.addTextLine("UdpServerDesc");
        // network port to listen for UDP data on
        udpServerPort_UIC = serverContent.addJTextField("UdpServerPort","UdpServerPortDesc",100,fieldListener);
        udpServerPort_UIC.setDocument(createIntegerDocument());

        content.addSubPanel(serverContent);

        //-----------------------------------------------
        // UDP Serial Data
        //-----------------------------------------------
        content.addHeadingBar("UdpSerialHeading");
        udpSocketIdEnabled_UIC = content.addJCheckBox("UdpSocketIdEnabled", fieldListener);
        socketIdContent = new GridContentPanel(1);
        udpSocketId_UIC = socketIdContent.addJTextField("UdpSocketId", "UdpSocketIdDesc", 100, fieldListener);
        content.addSubPanel(socketIdContent);

        //-----------------------------------------------
        // Route Serial Port data to Udp Destination
        //-----------------------------------------------
        content.addHeadingBar("UdpClientHeading");
        udpClientEnabled_UIC = content.addJCheckBox("UdpClientEnabled",fieldListener);

        clientContent = new GridContentPanel(1);
        clientContent.addTextLine("UdpClientDesc");
        clientContent.addBlankLine();
        // Add Destination Fields
        clientContent.addTextLine("UdpSendToDesc");
        sendToContent = new GridContentPanel(5);
        sendToContent.setBorder(BorderFactory.createLineBorder(Color.BLACK));
        sendToContent.addColumnHeading("Dest #", fieldListener, 0, false);
        sendToContent.addColumnHeading("UdpSendToAddress", fieldListener, 1, false);
        sendToContent.addColumnHeading("UdpSendToPort",    fieldListener, 2, false);
        sendToContent.addColumnHeading("UdpSendToDesc",    fieldListener, 3, false);
        sendToContent.addColumnHeading("UdpSendToEnabled", fieldListener, 4, true);
        System.out.println("##### Generating Destinations:"+MAXDESTINATIONS);
        for (int i=0; i<MAXDESTINATIONS; i++) {
            JLabel label = sendToContent.addJLabel(null,null,30,0,false);
            label.setText(""+(i+1));
            udpSendToAddress_UIC[i] = sendToContent.addJTextField(null, null, 100, fieldListener, 1, false);
            udpSendToPort_UIC[i]    = sendToContent.addJTextField(null, null, 100, fieldListener, 2, false);            
            udpSendToDesc_UIC[i]    = sendToContent.addJTextField(null, null, 100, fieldListener, 3, false);
            udpSendToEnabled_UIC[i] = sendToContent.addJCheckBox(null, fieldListener, 4, true);

            udpSendToAddress_UIC[i].setDocument(createNetworkAddressDocument());
            udpSendToPort_UIC[i].setDocument(createIntegerDocument());
            udpSendToDesc_UIC[i].setDocument(createGeneralDocument());
        }
        JScrollPane scrollPane = new JScrollPane(sendToContent);
        scrollPane.setOpaque(false);
        scrollPane.getViewport().setOpaque(false);
        scrollPane.setPreferredSize(new Dimension(300,100));
        clientContent.addSubPanel(scrollPane);              

        // Add Trigger Fields
        clientContent.addTextLine("UdpSendTriggerDesc");
        // Send On Patter (Sop)
        udpSopEnabled_UIC = clientContent.addJCheckBox("UdpSendOnPatternEnabled",fieldListener);
        sopContent = new GridContentPanel(1);
        udpSopCR_UIC = sopContent.addJRadioButton("UdpSendOnPatternCR",fieldListener);
        udpSopCRLF_UIC = sopContent.addJRadioButton("UdpSendOnPatternCRLF",fieldListener);
        udpSopCustom_UIC = sopContent.addJRadioButton("UdpSendOnPatternCustom",fieldListener);
        ButtonGroup sopChoiceGroup = new ButtonGroup();
        sopChoiceGroup.add(udpSopCR_UIC);
        sopChoiceGroup.add(udpSopCRLF_UIC);
        sopChoiceGroup.add(udpSopCustom_UIC);

        sopCustomContent = new GridContentPanel(2);
        udpSopCustomString_UIC = sopCustomContent.addJTextField(null,null,100,fieldListener, 1, false);
        udpSopCustomString_UIC.setDocument(createGeneralDocument());
        udpSopStripPattern_UIC = sopCustomContent.addJCheckBox("UdpSendOnPatternStripString",fieldListener, 2, true);
        sopContent.addSubPanel(sopCustomContent);
        clientContent.addSubPanel(sopContent);

        //Send After Time (Sat)
        udpSatEnabled_UIC = clientContent.addJCheckBox("UdpSendAfterTimeEnabled",fieldListener);
        satContent = new GridContentPanel(1);
        udpSatValue_UIC = satContent.addJTextField(null,"UdpSendAfterTimeValueDesc", 100, fieldListener);
        udpSatValue_UIC.setDocument(createIntegerDocument());
        clientContent.addSubPanel(satContent);

        //Send After Bytes (Sab)
        clientContent.addTextLine("UdpSendAfterBytesEnabled");
//         udpSabEnabled_UIC = clientContent.addJCheckBox("UdpSendAfterBytesEnabled",fieldListener);    this trigger is always on.
        sabContent = new GridContentPanel(1);
//        udpSabValue_UIC = sabContent.addJTextField(null,"UdpSendAfterBytesValueDesc",100,fieldListener);
        udpSabValue_UIC = sabContent.addJTextField(null,"UdpSendAfterBytesValueDesc",100,fieldListener);
        udpSabValue_UIC.setDocument(createIntegerDocument());
        clientContent.addSubPanel(sabContent);

        content.addSubPanel(clientContent);

        content.addVGlue();
    }

    /**
     * Returns a one word name identifying this view. 
     */
    public String getName() {
        return "SerialUdpView";
    }

    /** 
     * Return the Component that displays the primary content for this view
     */
    public Component getViewContent() {
        return content;
    }

    /**
     * Informs view what device to work with. View should flush any
     * cached device data and mark current view content as invalid
     * so that it is refreshed appropriatly.
     */
    public void setDevice(Device device) {
        super.setDevice(device);
        refreshViewKvpNode();
        refreshViewControls();
        device.addSettingChangeListener(settingChangeListener);
    }


    /** 
     * Refreshes the local copy of the kvpGroup displayed in the view. The updated kvpGroup come
     * from those currently cached in the Device
     */
    private void refreshViewKvpNode() {
        viewSettingTree.clear();
        // Get all the alarm settings
        KvpNode udpServerSettings = viewSettingTree.mergeChild(device.getInternalSettingTree().getChild("udp_server"),true);
        KvpNode udpClientSettings = viewSettingTree.mergeChild(device.getInternalSettingTree().getChild("udp_serial"),true);

        // Point field references at data used in views
        if (udpServerSettings!=null) {
            udpServerEnabledKvpField = udpServerSettings.getChild("state");
            udpServerPortKvpField = udpServerSettings.getChild("port");
        }


        if (udpClientSettings!=null) {
            udpSocketIdEnabledKvpField = udpClientSettings.getChild("socketid_state");
            udpSocketIdKvpField = udpClientSettings.getChild("socketid_string");

            udpClientEnabledKvpField = udpClientSettings.getChild("state");
            for (int i=0;i<MAXDESTINATIONS; i++) {
                KvpNode aDest = udpClientSettings.getChild("dest", i+1);
                udpSendToEnabledKvpField[i] = aDest.getChild("state");
                udpSendToAddressKvpField[i] = aDest.getChild("address");
                udpSendToPortKvpField[i] = aDest.getChild("port");
                udpSendToDescKvpField[i] = aDest.getChild("desc");
            }

            udpSopEnabledKvpField = udpClientSettings.getChild("trigger_on_pattern");     
            udpSopPatternKvpField = udpClientSettings.getChild("pattern");          
            udpSopStripPatternKvpField = udpClientSettings.getChild("strip_pattern"); 
            udpSatEnabledKvpField = udpClientSettings.getChild("trigger_on_timeout");     
            udpSatValueKvpField = udpClientSettings.getChild("timeout");       
            //udpSabEnabledKvpField = udpClientSettings.getChild("trigger_on_count");     
            udpSabValueKvpField = udpClientSettings.getChild("count");       
        }

    }

    /** 
     * Refreshes the state of the controls in the view to match the data in the views kvpGroup.
     */
    private void refreshViewControls() {
        // Disable Everything and Return if Nothing Valid
        if (udpServerEnabledKvpField == null) {
            content.setContainerEnabled(false);
            return;
        }

        // Set Server Values
        if (udpServerEnabledKvpField != null)
            udpServerEnabled_UIC.setSelected(RciProtocol.booleanValue(udpServerEnabledKvpField.getStringValue()));
        if (udpServerPortKvpField != null)
            udpServerPort_UIC.setText(udpServerPortKvpField.getStringValue());

        // Set Client Values
        if (udpClientEnabledKvpField != null)
            udpClientEnabled_UIC.setSelected(RciProtocol.booleanValue(udpClientEnabledKvpField.getStringValue()));

        // Set UDP Destination Values
        for (int i = 0; i < MAXDESTINATIONS; i++) {
            if (udpSendToEnabledKvpField[i] != null)
                udpSendToEnabled_UIC[i].setSelected(RciProtocol.booleanValue(udpSendToEnabledKvpField[i].getStringValue()));
            if (udpSendToAddressKvpField[i] != null)
                udpSendToAddress_UIC[i].setText(udpSendToAddressKvpField[i].getStringValue());
            if (udpSendToPortKvpField[i] != null)
                udpSendToPort_UIC[i].setText(udpSendToPortKvpField[i].getStringValue());
            if (udpSendToDescKvpField[i] != null)
                udpSendToDesc_UIC[i].setText(udpSendToDescKvpField[i].getStringValue());
        }

        // Set UDP Socket ID Value
        if (udpSocketIdEnabledKvpField != null)
            udpSocketIdEnabled_UIC.setSelected(RciProtocol.booleanValue(udpSocketIdEnabledKvpField.getStringValue()));
        if (udpSocketIdKvpField != null)
            udpSocketId_UIC.setText(udpSocketIdKvpField.getStringValue());

        // Set UDP Client Values
        if (udpSopEnabledKvpField != null)
            udpSopEnabled_UIC.setSelected(RciProtocol.booleanValue(udpSopEnabledKvpField.getStringValue()));

        if (udpSopPatternKvpField != null) {
            String pattern = udpSopPatternKvpField.getStringValue();
            if (pattern.equals("CR"))
                udpSopCR_UIC.setSelected(true);
            else if (pattern.equals("CR/LF"))
                udpSopCRLF_UIC.setSelected(true);
            else {
                udpSopCustom_UIC.setSelected(true);
                udpSopCustomString_UIC.setText(pattern);
            }
        }

        if (udpSatValueKvpField != null)
            udpSatValue_UIC.setText(udpSatValueKvpField.getStringValue());
        if (udpSatEnabledKvpField != null)
            udpSatEnabled_UIC.setSelected(RciProtocol.booleanValue(udpSatEnabledKvpField.getStringValue()));

        if (udpSabValueKvpField != null)
            udpSabValue_UIC.setText(udpSabValueKvpField.getStringValue());
//         if (udpSabEnabledKvpField != null)
//             udpSabEnabled_UIC.setSelected(RciProtocol.booleanValue(udpSabEnabledKvpField.getStringValue()));

        refreshViewControlStates();
    }

    private void refreshViewControlStates() {
        // Enable Everything by Default
        content.setContainerEnabled(true);

        // Set Individual States
        udpServerEnabled_UIC.setEnabled(udpServerEnabledKvpField != null);
        udpServerPort_UIC.setEnabled(udpServerPortKvpField != null);
        udpClientEnabled_UIC.setEnabled(udpClientEnabledKvpField != null);
        udpSocketIdEnabled_UIC.setEnabled(udpSocketIdEnabledKvpField != null);
        udpSocketId_UIC.setEnabled(udpSocketIdKvpField != null);
        udpSopCR_UIC.setEnabled(udpSopPatternKvpField != null);
        udpSopCRLF_UIC.setEnabled(udpSopPatternKvpField != null);
        udpSopCustom_UIC.setEnabled(udpSopPatternKvpField != null);
        udpSopEnabled_UIC.setEnabled(udpSopEnabledKvpField != null);
        udpSatValue_UIC.setEnabled(udpSatValueKvpField != null);
        udpSatEnabled_UIC.setEnabled(udpSatEnabledKvpField != null);
        udpSabValue_UIC.setEnabled(udpSabValueKvpField != null);
//        udpSabEnabled_UIC.setEnabled(udpSabEnabledKvpField != null);
        for (int i = 0; i < MAXDESTINATIONS; i++) {
            udpSendToEnabled_UIC[i].setEnabled(udpSendToEnabledKvpField[i] != null);
            udpSendToAddress_UIC[i].setEnabled(udpSendToAddressKvpField[i] != null);
            udpSendToPort_UIC[i].setEnabled(udpSendToPortKvpField[i] != null);
            udpSendToDesc_UIC[i].setEnabled(udpSendToDescKvpField[i] != null);
        }        

        // Disable Container States if Not Selected
        if (udpServerEnabledKvpField == null || !udpServerEnabled_UIC.isSelected())
            serverContent.setContainerEnabled(false);

        if (udpSocketIdEnabledKvpField == null || !udpSocketIdEnabled_UIC.isSelected())
            socketIdContent.setContainerEnabled(false);

        if (udpClientEnabledKvpField == null || !udpClientEnabled_UIC.isSelected())
            clientContent.setContainerEnabled(false);
        else {
            if (udpSopEnabledKvpField == null || !udpSopEnabled_UIC.isSelected())
                sopContent.setContainerEnabled(false);
            else if (!udpSopCustom_UIC.isSelected())
                sopCustomContent.setContainerEnabled(false);

            if (udpSatEnabledKvpField == null || !udpSatEnabled_UIC.isSelected())
                satContent.setContainerEnabled(false);
//             if (udpSabEnabledKvpField == null || !udpSabEnabled_UIC.isSelected())
//                 sabContent.setContainerEnabled(false);
        }
    }


    /**
     * This method is called to instruct the view that it is about to be made
     * active. When a view is active it needs to make sure its content is correct.
     * An example of why a panel may be inactive is if it were on a tabbed pane 
     * and was not currently visible or if the user selected some other view.
     */
    public void activate() {
        SystemLog.debug("Activating "+getName());
    }

    /**
     * This method is called to instruct the view that it is about to be made
     * inactive. When a view is inactive, it does not need to worry
     * about maintaining its content in a correct state. An example of why a panel
     * may be inactive is if it were on a tabbed pane and was not currently visible
     * or if the user selected some other view.
     */
    public void deactivate() {
        SystemLog.debug("Deactivating "+getName());
    }

    /**
     * Indicates if any changes have been made by the user that have not yet been
     * saved to the device(ie committed).
     */
    public boolean isChanged() {
        return viewSettingTree.hasChanged();
    }

    /**
     * This method instructs the view to validate any of the changes the user has made
     * within the view. Any errors are to be added to the provided errorList. 
     * 
     * @param errorList is a collection of ViewValidationError objects
     */
    public void validateChanges(Collection errorList) {
        try {
            // Validate Server
            if (udpServerEnabled_UIC.isSelected()) {
                if (!ValidationHelper.isValidNetworkPort(udpServerPort_UIC.getText()) ||
                    (Integer.parseInt(udpServerPort_UIC.getText()) <= 0))
                    errorList.add(new ValidationError("SerialUdpServerPortError"));
            }

            // Validate Client
            if (udpClientEnabled_UIC.isSelected()) {
                if (udpSocketIdEnabled_UIC.isSelected()) {
                    if (udpSocketId_UIC.getText().length() <= 0 ||
                        udpSocketId_UIC.getText().length() > 40)
                        errorList.add(new ValidationError("SerialUdpSocketIdError"));
                }

                // Verify String Mode if Enabled
                if (udpSopEnabled_UIC.isSelected()) {
                    if (udpSopCR_UIC.isSelected() || udpSopCRLF_UIC.isSelected()) {
                        // Nothing to Validate
                    } else if (udpSopCustom_UIC.isSelected()) {
                        if (udpSopCustomString_UIC.getText().length() == 0)
                            errorList.add(new ValidationError("SerialUdpCustomStringError"));
                    } else errorList.add(new ValidationError("SerialUdpSendOnPatternError"));
                }

                // Verify Send after Byte Mode if Enabled
//                if (udpSabEnabled_UIC.isSelected()) {
                if (!ValidationHelper.isValidRange(udpSabValue_UIC.getText(), 4, 4096))
                    errorList.add(new ValidationError("SerialUdpSendAfterByteError"));
//                }

                // Verify Send after Time Mode if Enabled
                if (udpSatEnabled_UIC.isSelected()) {
                    if (!ValidationHelper.isValidRange(udpSatValue_UIC.getText(), 1, 65535))
                        errorList.add(new ValidationError("SerialUdpSendAfterTimeError"));
                }

                // Verify Destinations
                for (int i = 0; i < MAXDESTINATIONS; i++) {
                    if (!ValidationHelper.isValidIPAddress(udpSendToAddress_UIC[i].getText()))
                        errorList.add(new ValidationError("SerialUdpDestinationAddressError", new Serializable[]{ String.valueOf(i+1)}));
                    if (!ValidationHelper.isValidNetworkPort(udpSendToPort_UIC[i].getText()))
                        errorList.add(new ValidationError("SerialUdpDestinationPortError", new Serializable[]{ String.valueOf(i+1)}));

                    if (udpSendToEnabled_UIC[i].isSelected()) {
                        // Verify Valid
                        if (InetAddress.getByName(udpSendToAddress_UIC[i].getText()).equals(InetAddress.getByName("0.0.0.0")))
                            errorList.add(new ValidationError("SerialUdpDestinationAddressError", new Serializable[]{ String.valueOf(i+1)}));
                        if (Integer.parseInt(udpSendToPort_UIC[i].getText()) <= 0)
                            errorList.add(new ValidationError("SerialUdpDestinationPortError", new Serializable[]{ String.valueOf(i+1)}));
                    }
                }
            }
        } catch (Exception e) {
            System.out.println("Caught Exception in SerialUdpView::validationChanges()");
            e.printStackTrace();
        }
    }

    /**
     * This method instructs the view to place any changes the user has made within 
     * the view into the provided clusters. Once the changes have been saved to
     * to the device, a subsequent call to commitChanges() will be made.
     */
    public void getChanges(KvpNode settingCluster, KvpNode stateCluster) {
        // Merge the view changes into the provided cluster
        settingCluster.merge(viewSettingTree, false);
    }

    /**
     * Instructs the view to consider any user changes within the view as 
     * saved to the device (ie committed).
     */
    public void commitChanges() {
        // simply reset flags indicating user changes in the contols
        viewSettingTree.resetChanged();
    }

    /** 
     * Instructs the view to discard any changes the user has made within the
     * view and revert those fields to the original state. The view is also 
     * free to refresh all its fields to the present cached state of the device at 
     * this time.
     */
    public void cancelChanges() {
        refreshViewKvpNode();
        refreshViewControls();
    }


}