import java.awt.*;
import java.io.*;
import java.util.*;
import oracle.jdeveloper.layout.*;
import java.awt.event.*;

public class FMAdminFrame extends Frame implements WindowListener{
  Label lblPath = new Label();
  TextField txtPath = new TextField();
  Label lblSent = new Label();
  TextField txtSent = new TextField();
  Label lblInBox = new Label();
  TextField txtInBox = new TextField();
  Label lblOffLine = new Label();
  TextField txtOffLine = new TextField();
  Panel pnlControl = new Panel();
  Button btnUpdate = new Button();
  Button btnCancel = new Button();
  XYLayout xYLayout1 = new XYLayout();
  Button btnBrowse = new Button();
  FileDialog FD;
  FMErrorDialog ED;

    

  public FMAdminFrame() {
    super();
    try  {
      jbInit();
      Properties props = getProperties();
      fillProperties(props);
    }
    catch (Exception e) {
      e.printStackTrace();
    }
  }

  private void fillProperties(Properties props){
    if(props.getProperty("Path") != null){
      txtPath.setText(props.getProperty("Path"));
      txtSent.setText(props.getProperty("SFN"));
      txtInBox.setText(props.getProperty("IFN"));
      txtOffLine.setText(props.getProperty("OFN"));
    }
  }

  private Properties getProperties(){
    boolean found = true;
		Properties props=null;
    ObjectInputStream oin=null;
    FileInputStream in=null;
		try{
  		in=new FileInputStream("FMProperties.props");
		}
		catch(FileNotFoundException ex){
	  	System.out.println("File not found "+ ex.getMessage());
      try{
        FileOutputStream fos = new FileOutputStream("FMProperties.props");
    		in=new FileInputStream("FMProperties.props");
        ObjectOutputStream oos = new ObjectOutputStream(fos);
        oos.writeObject(new Properties());
        oos.flush();
        fos.close();
      }
      catch(FileNotFoundException subEx){
	  	  System.out.println("File not found "+ ex.getMessage());
        found=false;
      }
      catch(IOException subEx){
        System.out.println("File not found "+ ex.getMessage());
      }
		}
		catch(SecurityException ex){System.out.println("Security exception-I "+ex.getMessage());}
 		if(found){
  		try{
	    	oin=new ObjectInputStream(in);
 			}
 			catch(StreamCorruptedException ex){
        System.out.println("StreamCorruptedException-I "+ex.getMessage());
      }
      catch(IOException ex){
        System.out.println("IOException-I "+ex.getMessage());
      }
      try{
        props=(Properties)oin.readObject();
      }
      catch(ClassNotFoundException ex){
        System.out.println("ClassNotFoundException "+ex.getMessage());
      }
      catch(InvalidClassException ex){
        System.out.println("InvalidClassException "+ex.getMessage());
      }
      catch(StreamCorruptedException ex){
        System.out.println("StreamCorruptedException-II "+ex.getMessage());
      }
      catch(OptionalDataException ex){
        System.out.println("OPtionalDataException "+ex.getMessage());
      }
      catch(IOException ex){
        System.out.println("IOException-II "+ex.getMessage());
      }
 		}
		return props;
  }

  private void jbInit() throws Exception {
     addWindowListener(this);
    lblPath.setText("Path");
    lblSent.setText("Sent Folder");
    lblInBox.setText("InBox Folder");
    lblOffLine.setText("OffLine Folder");
    btnUpdate.setLabel("Update");
    btnUpdate.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        btnUpdate_actionPerformed(e);
      }
    });
    btnCancel.setLabel("Cancel");
    btnCancel.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        btnCancel_actionPerformed(e);
      }
    });
    btnBrowse.setLabel("Browse");
    btnBrowse.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        btnBrowse_actionPerformed(e);
      }
    });
    this.setTitle("File Server Administration");
    this.setLayout(xYLayout1);
    this.setSize(new Dimension(387, 306));
    this.setBackground(SystemColor.control);
    this.add(lblPath, new XYConstraints(28, 55, 128, -1));
    this.add(txtPath, new XYConstraints(156, 55, 195, -1));
    this.add(lblSent, new XYConstraints(28, 78, 128, -1));
    this.add(txtSent, new XYConstraints(156, 78, 195, -1));
    this.add(lblInBox, new XYConstraints(28, 101, 128, -1));
    this.add(txtInBox, new XYConstraints(156, 101, 195, -1));
    this.add(lblOffLine, new XYConstraints(28, 124, 128, -1));
    this.add(txtOffLine, new XYConstraints(156, 124, 195, -1));
    this.add(pnlControl, new XYConstraints(28, 193, 323, 31));
    pnlControl.add(btnBrowse, null);
    pnlControl.add(btnUpdate, null);
    pnlControl.add(btnCancel, null);
  }

  void btnUpdate_actionPerformed(ActionEvent e) {
    Properties props = prepareProperties();
    writeProperties(props);
     String arg=e.getActionCommand();

   if(arg=="Update")
        {  String arg1=txtPath.getText();
           String arg2=txtSent.getText();
           String arg3=txtInBox.getText();
           String arg4=txtOffLine.getText();
               if(arg1.length()==0 )
                 {    FMErrorDialog ED=new FMErrorDialog(this,"Error",true,lblPath.getText());
                       ED.show();
                 }
               else if(arg2.length()==0)
                {     FMErrorDialog ED=new FMErrorDialog(this,"Error",true,lblSent.getText());
                      ED.show();
                }
                else if(arg3.length()==0)
                 {      FMErrorDialog ED=new FMErrorDialog(this,"Error",true,lblInBox.getText());
                         ED.show();
                 }
                 else if(arg4.length()==0)
                  {     FMErrorDialog ED=new FMErrorDialog(this,"Error",true,lblOffLine.getText());
                        ED.show();
                  }
                  else {System.exit(0);}
       }

 }

  private Properties prepareProperties(){
    Properties props = new Properties();
    props.put("Path", txtPath.getText());
    props.put("SFN", txtSent.getText());
    props.put("IFN", txtInBox.getText());
    props.put("OFN", txtOffLine.getText());
   // props.put("InitCon", txtInitCon.getText());
   // props.put("Incr", txtIncr.getText());
    return props;
  }

  private void writeProperties(Properties props){
    FileOutputStream fstream = null;
    ObjectOutputStream ostream = null;
    try{
      fstream = new FileOutputStream("FMProperties.props");
    }
    catch(IOException ex){System.out.println("IOException-III "+ex.getMessage());}
    catch(SecurityException ex){System.out.println("Security exception-II  "+ex.getMessage());}
    try{
	    ostream = new ObjectOutputStream(fstream);
    }
    catch(IOException ex){
      System.out.println("IOException-IV "+ex.getMessage());
    }
    try{
	    ostream.writeObject(props);
    }
    catch(InvalidClassException ex){
      System.out.println("InvalidClassException-II "+ex.getMessage());
    }
    catch(NotSerializableException ex){
      System.out.println("NotSerializableException "+ex.getMessage());
    }
    catch(IOException ex){
      System.out.println("IOException-V "+ex.getMessage());
    }
    try{
	    ostream.flush();
    }
    catch(IOException ex){
      System.out.println("IOException-VI "+ex.getMessage());
    }
    try{
      fstream.close();
      ostream.close();
    }
    catch(IOException ex){
      System.out.println("IOException-VI "+ex.getMessage());
    }
  }

  void btnBrowse_actionPerformed(ActionEvent e) {
       FD=new FileDialog(this,"File Dialog Box");
       FD.show();
       txtPath.setText(FD.getDirectory());

  }

  public void windowActivated(WindowEvent evt)
  {   try{

              FileInputStream fis=new FileInputStream("FMProperties.props");
              ObjectInputStream  ois=new ObjectInputStream(fis);
              Properties pr=new Properties();
              pr=(Properties)ois.readObject();
              fillProperties(pr);}
              catch(Exception exp){}
  }

     public void windowClosed(WindowEvent e){}
     public void windowOpened(WindowEvent e){}
     public void windowClosing(WindowEvent e){}
     public void windowDeactivated(WindowEvent e){}
     public void windowDeiconified(WindowEvent e){}
     public void windowIconified(WindowEvent e){}

  void btnCancel_actionPerformed(ActionEvent e) {
                System.exit(0);
       }         
  }