bankadmin.java

《j2ee经典实例详解》的源代码。原书无附带光盘。介绍的是一个在线银行系统的例子。绝对难得

    }

    protected void createPanelTwoActLabels() {
        descriplab = new JLabel(messages.getString("ActDescrip"));
        descriplab.setLabelFor(descrip);
        typelab = new JLabel(messages.getString("Type"));
        typelab.setLabelFor(type);
        balab = new JLabel(messages.getString("Balance"));
        balab.setLabelFor(bal);
        creditlab = new JLabel(messages.getString("Credit"));
        creditlab.setLabelFor(credit);
        begbalab = new JLabel(messages.getString("BegBal"));
        begbalab.setLabelFor(begbal);
        customerlab = new JLabel(messages.getString("Customers"));
        customerlab.setLabelFor(cust);
        timelab = new JLabel(messages.getString("Time"));
        timelab.setLabelFor(time);
    }

    protected void createPanelTwoCustLabels() {
        fnamelab = new JLabel(messages.getString("FnameLab"));
        fnamelab.setLabelFor(fname);
        lnamelab = new JLabel(messages.getString("LnameLab"));
        lnamelab.setLabelFor(lname);
        milab = new JLabel(messages.getString("MiLab"));
        milab.setLabelFor(mi);
        streetlab = new JLabel(messages.getString("StreetLab"));
        streetlab.setLabelFor(street);
        citylab = new JLabel(messages.getString("CityLab"));
        citylab.setLabelFor(city);
        statelab = new JLabel(messages.getString("StateLab"));
        statelab.setLabelFor(state);
        ziplab = new JLabel(messages.getString("ZipLab"));
        ziplab.setLabelFor(zip);
        phonelab = new JLabel(messages.getString("PhoneLab"));
        phonelab.setLabelFor(phone);
        emaillab = new JLabel(messages.getString("EmailLab"));
        emaillab.setLabelFor(e);
    }

    protected void setDescription(String text) {
        this.desc = text;

        if (text != null) {
            this.descrip.setText(this.desc);
        }
    }

    protected void addCustToActFields(String custID, String actID) {
        p2.removeAll();

        JLabel actnolab = new JLabel(messages.getString("ActNoLab"));
        JLabel custnolab = new JLabel(messages.getString("CustNoLab"));

        if (custID != null) {
            customer = new JTextField(custID);
        } else {
            customer = new JTextField();
        }

        if (actID != null) {
            account = new JTextField(actID);
        } else {
            account = new JTextField();
        }

        p2.add(actnolab);
        p2.add(account);
        p2.add(custnolab);
        p2.add(customer);
        p2.add(OK);
        p2.add(cancel);
        p2.validate();
        p2.repaint();
    }

    protected void createCustFields(boolean readonly, String first,
        String last, String mid, String str, String cty, String st, String zp,
        String tel, String mail) {
        p2.removeAll();
        createPanelTwoCustLabels();
        fname = new JTextField(first);
        lname = new JTextField(last);
        mi = new JTextField(mid);
        street = new JTextField(str);
        city = new JTextField(cty);
        state = new JTextField(st);
        zip = new JTextField(zp);
        phone = new JTextField(tel);
        e = new JTextField(mail);

        if (readonly == true) {
            fname.setEditable(false);
            lname.setEditable(false);
            mi.setEditable(false);
            street.setEditable(false);
            city.setEditable(false);
            state.setEditable(false);
            zip.setEditable(false);
            phone.setEditable(false);
            e.setEditable(false);
        }

        p2.add(fnamelab);
        p2.add(fname);
        p2.add(lnamelab);
        p2.add(lname);
        p2.add(milab);
        p2.add(mi);
        p2.add(streetlab);
        p2.add(street);
        p2.add(citylab);
        p2.add(city);
        p2.add(statelab);
        p2.add(state);
        p2.add(ziplab);
        p2.add(zip);
        p2.add(phonelab);
        p2.add(phone);
        p2.add(emaillab);
        p2.add(e);
        p2.add(OK);
        p2.add(cancel);
        p2.validate();
        p2.repaint();
    }

    protected void makeRadioButtons(String type) {
        //Radio Buttons to choose account type
        if (type != null) {
            if (type == "Savings") {
                savingsact.setSelected(true);
            }

            if (type == "Checking") {
                checkingact.setSelected(true);
            }

            if (type == "Credit") {
                creditact.setSelected(true);
            }

            if (type == "Money Market") {
                mnymktact.setSelected(true);
            }
        } else {
            this.savingsact =
                new JRadioButton(messages.getString("SavingsAct"));
            savingsact.setActionCommand("savingsstring");
            savingsact.setSelected(false);

            this.checkingact =
                new JRadioButton(messages.getString("CheckingAct"));
            checkingact.setActionCommand("checkingstring");
            checkingact.setSelected(false);

            this.creditact = new JRadioButton(messages.getString("CreditAct"));
            creditact.setActionCommand("creditstring");
            creditact.setSelected(false);

            this.mnymktact = new JRadioButton(messages.getString("MnyMktAct"));
            mnymktact.setActionCommand("mnymktstring");
            mnymktact.setSelected(false);

            this.group = new ButtonGroup();
        }

        savingsact.addActionListener(ehandle);
        checkingact.addActionListener(ehandle);
        creditact.addActionListener(ehandle);
        mnymktact.addActionListener(ehandle);

        group.add(savingsact);
        group.add(checkingact);
        group.add(creditact);
        group.add(mnymktact);

        radioPanel = new JPanel();
        radioPanel.setLayout(new GridLayout(0, 1));
        radioPanel.add(this.savingsact);
        radioPanel.add(this.checkingact);
        radioPanel.add(this.creditact);
        radioPanel.add(this.mnymktact);
    }

    protected void createActFields(boolean readonly, String type,
        BigDecimal bal, BigDecimal creditline, BigDecimal begbalance,
        ArrayList alist, Date timestamp) {
        p2.removeAll();
        createPanelTwoActLabels();

        String custIDs = null;
        NumberFormat numFormat = NumberFormat.getNumberInstance(currentLocale);

        if (alist.size() != 0) {
            custIDs = alist.toString();
            this.cust = new JTextField(custIDs);
        } else {
            this.cust = new JTextField();
        }

        this.descrip = new JTextField(this.desc);
        this.type = new JTextField(type);

        //Internationalize date
        String viewtime = DateFormat.getDateInstance()
                                    .format(timestamp);
        this.time = new JTextField(viewtime);

        //Internationalize numbers
        String balstring = numFormat.format(bal.doubleValue());
        this.bal = new JTextField(balstring);

        String creditstring = numFormat.format(creditline.doubleValue());
        this.credit = new JTextField(creditstring);

        String begbalstring = numFormat.format(begbalance.doubleValue());
        this.begbal = new JTextField(begbalstring);

        //Listen for Return action event
        this.begbal.addActionListener(ehandle);

        if (readonly == false) {
            makeRadioButtons(type);
            p2.add(this.typelab);
            p2.add(this.radioPanel);

            //Read-only part of display
            this.bal.setEditable(false);
            this.time.setEditable(false);
        } else if (readonly == true) {
            this.type.setEditable(false);
            p2.add(this.typelab);
            p2.add(this.type);
            this.descrip.setEditable(false);
            this.type.setEditable(false);
            this.credit.setEditable(false);
            this.begbal.setEditable(false);
            this.bal.setEditable(false);
            this.cust.setEditable(false);
            this.time.setEditable(false);
        }

        p2.add(this.descriplab);
        p2.add(this.descrip);
        p2.add(this.timelab);
        p2.add(this.time);
        p2.add(this.balab);
        p2.add(this.bal);
        p2.add(this.creditlab);
        p2.add(this.credit);
        p2.add(this.begbalab);
        p2.add(this.begbal);
        p2.add(this.customerlab);
        p2.add(this.cust);
        p2.add(OK);
        p2.add(cancel);
        p2.validate();
        p2.repaint();
    }

    public static void main(String[] args) {
        String language;
        String country;

        if (args.length == 1) {
            language = new String(args[0]);
            currentLocale = new Locale(language, "");
        } else if (args.length == 2) {
            language = new String(args[0]);
            country = new String(args[1]);
            currentLocale = new Locale(language, country);
        } else {
            currentLocale = Locale.getDefault();
        }

        frame = new BankAdmin(currentLocale);
        frame.setTitle(messages.getString("CustAndAccountAdmin"));

        WindowListener l =
            new WindowAdapter() {
                public void windowClosing(WindowEvent e) {
                    System.exit(0);
                }
            };

        frame.addWindowListener(l);
        frame.pack();
        frame.setVisible(true);

        //Create event handling object
        ehandle = new EventHandle(frame, messages);
    }
}