applypanel.java

该系统是一个基于p2p的即时聊天系统

/*
 * @(#) ApplyPanel.java
 * Copyright 2004 HWStudio. All rights reserved.
 */
package hws.item.smart.panel.function.chat;
//导入核心Java类库
import java.io.IOException;
import java.io.StringReader;
import java.awt.Insets;
import java.awt.FlowLayout;
import java.awt.GridBagLayout;
import java.awt.GridBagConstraints;
import java.net.MalformedURLException;
import java.util.Vector;
import javax.swing.JPanel;
import javax.swing.JLabel;
import javax.swing.JButton;
import javax.swing.JTextField;
import javax.swing.JOptionPane;
import javax.swing.JPasswordField;
//导入自定义Java类库
import hws.item.smart.Smart;
import hws.item.smart.misc.ImageShop;
import hws.item.smart.misc.SBChanger;
import hws.item.smart.misc.XMLConfig;
import hws.item.smart.misc.BorderShop;
import hws.item.smart.misc.PopToolkit;
import hws.item.smart.misc.StringShop;
import hws.item.smart.panel.function.chat.misc.OptionalInfoPanel1;
import hws.item.smart.action.chat.apply.ResetInfoAction;
import hws.item.smart.action.chat.apply.ApplyAccountAction;
//导入第三方Java类库
import org.jdom.Element;
import org.jdom.Document;
import org.jdom.JDOMException;
import org.jdom.input.SAXBuilder;
import org.jdom.output.XMLOutputter;
import org.apache.xmlrpc.XmlRpc;
import org.apache.xmlrpc.XmlRpcClient;
import org.apache.xmlrpc.XmlRpcRequest;
import org.apache.xmlrpc.XmlRpcException;
/**
 * 申请账号面板
 *
 * @version 0.1 2005-08-19
 * @author Hwerz
 */
public class ApplyPanel extends JPanel {
    /*------------------------------------------------------------------------*
     *                                属性定义                                *
     *------------------------------------------------------------------------*/
    /**
     * 该类自身的一个静态引用
     */
    private static ApplyPanel panel;
    /**
     * 基本信息面板
     */
    private BasicInfoPanel basicInfoPanel;
    /**
     * 可选信息面板
     */
    private OptionalInfoPanel1 optionalInfoPanel;
    /*------------------------------------------------------------------------*
     *                                构造函数                                *
     *------------------------------------------------------------------------*/
    /**
     * 构造函数为私有，这样在整个运行过程中该类就只能有一个实例
     */
    private ApplyPanel() {
        super(new GridBagLayout());
        //工具栏面板
        GridBagConstraints constraints = new GridBagConstraints(
            //gridx, gridy
            0, 0,
            //gridwidth, gridheight
            1, 1,
            //weightx, weighty
            1.0, 0.0,
            //anchor
            GridBagConstraints.NORTH,
            //fill
            GridBagConstraints.HORIZONTAL,
            //insets(top,left,bottom,right)
            new Insets(5, 0, 0, 0),
            //ipadx, ipady
            0, 0);
        add(new Toolbar(), constraints);
        //基本信息面板
        basicInfoPanel = new BasicInfoPanel();
        basicInfoPanel.setBorder(BorderShop.BASIC_INFO_BORDER);
        constraints.gridy = 1;
        constraints.insets = new Insets(0, 10, 0, 10);
        add(basicInfoPanel, constraints);
        //可选信息面板
        optionalInfoPanel = new OptionalInfoPanel1();
        optionalInfoPanel.setBorder(BorderShop.OPTIONAL_INFO_BORDER);
        constraints.gridy = 2;
        constraints.weighty = 1.0;
        constraints.fill = GridBagConstraints.BOTH;
        constraints.insets = new Insets(10, 10, 3, 10);
        add(optionalInfoPanel, constraints);
    }
    /*------------------------------------------------------------------------*
     *                                公共方法                                *
     *------------------------------------------------------------------------*/
    /**
     * 对该类提供的一个全局访问点，用来实例化该对象
     *
     * @return 该类唯一的一个实例
     */
    public static ApplyPanel getInstance() {
        if (panel == null) {
            panel = new ApplyPanel();
        }
        return panel;
    }
    /**
     * 申请
     */
    public void apply() {
        if (basicInfoPanel.getNickname().length() == 0) {
            JOptionPane.showMessageDialog(Smart.getInstance(), "昵称不可为空！",
                StringShop.HINT_TITLE, JOptionPane.INFORMATION_MESSAGE);
        } else {
            String password1 = basicInfoPanel.getPassword();
            String password2 = basicInfoPanel.getConfirm();
            if (password1.equals(password2) == false) {
                JOptionPane.showMessageDialog(Smart.getInstance(),
                    "两次密码输入不一致！", StringShop.HINT_TITLE,
                    JOptionPane.INFORMATION_MESSAGE);
            } else {
                try {
                    XmlRpc.setDriver("org.apache.xerces.parsers.SAXParser");
                    XmlRpcClient client = new XmlRpcClient(genURL());
                    String response = client.execute(genRequest()).toString();
                    SAXBuilder builder = new SAXBuilder();
                    StringReader reader = new StringReader(response);
                    Document document = builder.build(reader);
                    Element root = document.getRootElement();
                    String id = root.getChild("ID").getText();
                    if (PopToolkit.checkNumber(id) == true) {
                        StringBuffer msg = new StringBuffer();
                        msg.append("账号申请成功，您的账号是“");
                        msg.append(id);
                        msg.append("”！");
                        JOptionPane.showMessageDialog(Smart.getInstance(),
                            msg.toString(), StringShop.HINT_TITLE,
                            JOptionPane.INFORMATION_MESSAGE);
                        reset();
                    } else {
                        JOptionPane.showMessageDialog(Smart.getInstance(),
                            "账号申请失败，请稍候再试！", StringShop.HINT_TITLE,
                            JOptionPane.INFORMATION_MESSAGE);
                    }
                } catch (ClassNotFoundException e) {
                    JOptionPane.showMessageDialog(Smart.getInstance(),
                        "系统找不到类库“org.apache.xerces.parsers.SAXParser”！",
                        StringShop.HINT_TITLE, JOptionPane.INFORMATION_MESSAGE);
                } catch (MalformedURLException e) {
                    e.printStackTrace();
                } catch (XmlRpcException e) {
                    e.printStackTrace();
                } catch (IOException e) {
                    JOptionPane.showMessageDialog(Smart.getInstance(),
                        "注册服务已关闭，请稍候再试！", StringShop.HINT_TITLE,
                        JOptionPane.INFORMATION_MESSAGE);
                } catch (JDOMException e) {
                    JOptionPane.showMessageDialog(Smart.getInstance(),
                        "账号申请失败，请稍候再试！", StringShop.HINT_TITLE,
                        JOptionPane.INFORMATION_MESSAGE);
                }
            }
        }
    }
    /**
     * 重置
     */
    public void reset() {
        basicInfoPanel.reset();
        optionalInfoPanel.reset();
    }
    /*------------------------------------------------------------------------*
     *                                私有方法                                *
     *------------------------------------------------------------------------*/
    /**
     * 生成请求URL
     *
     * @return 生成的请求URL
     */
    private String genURL() {
        StringBuffer url = new StringBuffer();
        url.append("http://");
        url.append(XMLConfig.getServicesIP());
        url.append(":");
        url.append(XMLConfig.getRegisterPort());
        url.append("/");
        return url.toString();
    }
    /**
     * 生成XML-RPC请求消息
     *
     * @return 生成的XML-RPC请求消息
     */
    private XmlRpcRequest genRequest() {
        //请求方法
        StringBuffer method = new StringBuffer();
        method.append(XMLConfig.getRegisterClass());
        method.append(".");
        method.append(XMLConfig.getRegisterMethod());
        //请求参数