tradepanel.java

农业银行ATM对帐查询系统后台类包的源代码,实现了FTP,数据库管理等等功能

package boco.webtrade;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.border.TitledBorder;
import java.io.*;
import java.net.*;
import java.sql.*;
import java.util.Vector;



/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2002</p>
 * <p>Company: </p>
 * @author qf
 * @version 1.0
 */

public class TradePanel extends JFrame {
  JPanel contentPane;
  //设置签到、签退、检查线路和发送文字信息面板
  JPanel signpanel =new JPanel();
  JPanel sendpanel =new JPanel();
  //the input stream from the socket
  protected DataInputStream inStream;
  protected ReadCallback readCallback;
  protected Socket sock;
  protected ServerSocket listenSock;
  //捕获到的异常
  String  exceptionstr = "";
  //发送的报文
  String tradestr = "";
  String comstr = "";
  //主机名和端口号
  String  hostName = "";
  int     portNumber = 0;
  String  sTradeCode = "";
  String  sComCode = "";
  String  sComName = "";
  Vector  vComCode = new Vector();
  Vector  vComName = new Vector();
  Vector  vTradeComCode = new Vector();
  //存储业务类别的下拉框
  private JComboBox typeComboBox = new JComboBox();
  //签到、签退、检查线路、发送文字信息按钮和发送文字信息的窗格
  private JButton excutebutton = new JButton();
  private JTextPane sendtextpane = new JTextPane();
  //初始化中文转换为ASCII码和ASCII码转换为中文的函数
  ChineseTransfer atoc = new ChineseTransfer();
  //存放从数据库中取出的业务类别的主机名和端口号
  TradeTable tt=new TradeTable();
  String TradeName="";
  public TradePanel() {
    try {
      jbInit();
    }
    catch(Exception ex) {
      ex.printStackTrace();
    }
  }
  void jbInit() throws Exception {
      //得到所有的数据库的表
      tt.getAllTableRecord();
      Vector vTradeName = new Vector();
      vTradeName=tt.getAllTradeName();
      tt.getComNameAndCode();
      vComCode = tt.getAllNewComCode();
      vComName = tt.getAllComName();
      //UI container
      contentPane = (JPanel)this.getContentPane();
      contentPane.setLayout(null);
      this.setSize(new Dimension(424, 227));
      this.setTitle("发起交易");
      signpanel = new JPanel();
      signpanel.setLayout(null);
      signpanel.setBorder(new TitledBorder("   交  易  "));
      signpanel.setBounds(new Rectangle(4, 7, 413, 61));
      sendpanel = new JPanel();
      sendpanel.setLayout(new BoxLayout(sendpanel, BoxLayout.X_AXIS));
      sendpanel.setBorder(new TitledBorder("文字信息"));
      sendpanel.setBounds(new Rectangle(4, 75, 413, 112));
      typeComboBox.setPreferredSize(new Dimension(150, 27));
      typeComboBox.setToolTipText("选择业务类别");
      typeComboBox.addItem("请选择业务类别");
      typeComboBox.setBounds(new Rectangle(7, 21, 150, 27));
      for(int i=0;i<vTradeName.size();i++)
          typeComboBox.addItem(atoc.AsciiToChineseString(vTradeName.elementAt(i).toString()));
      typeComboBox.addActionListener(new java.awt.event.ActionListener() {
          public void actionPerformed(ActionEvent ae){
              typeComboBox_actionPerformed(ae);
          }
      });
      JComboBox CmdComboBox = new JComboBox();
      CmdComboBox.addItem("请选择命令类型");
      CmdComboBox.addActionListener(new java.awt.event.ActionListener() {
          public void actionPerformed(ActionEvent ae){
              CmdComboBox_actionPerformed(ae);
          }
      });
      CmdComboBox.setVisible(true);
      CmdComboBox.setToolTipText("选择命令");
      CmdComboBox.setPreferredSize(new Dimension(150, 27));
      CmdComboBox.setBounds(new Rectangle(160,21,150,27));
      signpanel.add(CmdComboBox, null);
      excutebutton.setBounds(new Rectangle(320, 21, 85, 27));
      excutebutton.setToolTipText("发送");
      excutebutton.setText("执行命令");
      excutebutton.addActionListener(new java.awt.event.ActionListener() {
          public void actionPerformed(ActionEvent ae) {
              excutebutton_actionPerformed(ae);
          }
      });
      sendtextpane.setMaximumSize(new Dimension(300, 80));
      sendtextpane.setMinimumSize(new Dimension(300, 80));
      sendtextpane.setPreferredSize(new Dimension(300, 80));
      sendtextpane.setText("That has been initialized with the setText method");
      JScrollPane areaScrollPane = new JScrollPane(sendtextpane);
      areaScrollPane.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);
      //JViewport jvp = areaScrollPane.getViewport();
      //jvp.add(sendtextpane);
      //areaScrollPane.setViewportView(sendtextpane);
      //signpanel.add(CmdComboBox, null);
      signpanel.add(typeComboBox, null);
      signpanel.add(excutebutton, null);
      contentPane.add(sendpanel, null);
      sendpanel.add(areaScrollPane, null);
      contentPane.add(signpanel, null);
  }
  //Overridden so we can exit when window is closed
  protected void processWindowEvent(WindowEvent e) {
    super.processWindowEvent(e);
    if (e.getID() == WindowEvent.WINDOW_CLOSING) {
      System.exit(0);
    }
  }
  //第一个下拉框响应事件
  public void typeComboBox_actionPerformed(ActionEvent ae) {
      JComboBox cb = (JComboBox)ae.getSource();
      TradeName = (String)cb.getSelectedItem();
      tt.getInfo(TradeName);
      //取得交易类型对应的地址、端口号、命令编码、交易编码
      hostName   = tt.getCorrespondTradeHost();
      portNumber = Integer.parseInt(tt.getCorrespondTradePort());
      sTradeCode = tt.getCorrespondTradeCode().trim();
      tradestr = sTradeCode;
      vTradeComCode = tt.getAllTradeComCode();
      String sComCode = "";
/**
 *  在获得新的业务类型对应的命令下拉框之前清空在Panel中的所有部件,
 *  然后再添加业务类型下拉框和执行命令按钮，并重新构建一个命令下拉框。
 */
      signpanel.removeAll();
      signpanel.add(typeComboBox);
      signpanel.add(excutebutton);
      JComboBox CmdComboBox = new JComboBox();
      CmdComboBox.addItem("请选择命令类型");
      CmdComboBox.addActionListener(new java.awt.event.ActionListener() {
          public void actionPerformed(ActionEvent ae){
              CmdComboBox_actionPerformed(ae);
          }
      });
      CmdComboBox.setVisible(true);
      CmdComboBox.setToolTipText("选择命令");
      CmdComboBox.setPreferredSize(new Dimension(150, 27));
      CmdComboBox.setBounds(new Rectangle(160,21,150,27));
      signpanel.add(CmdComboBox, null);
      //获得命令编码向量的对应命令名
      for(int i=0;i < vTradeComCode.size();i++){
          sComCode = vTradeComCode.elementAt(i).toString();
          for(int j=0;j < vComCode.size();j++){
              if(sComCode.equals(vComCode.elementAt(j).toString()))
                  CmdComboBox.addItem(vComName.elementAt(j).toString());
          }
      }
      vTradeComCode.removeAllElements();
      //:test:      System.out.println(hostName);
      //:test:      System.out.println(portNumber);
  }
  //命令下拉框选择项目时响应事件
  public void CmdComboBox_actionPerformed(ActionEvent ae) {
      JComboBox cb = (JComboBox)ae.getSource();
      Object Item  = cb.getSelectedItem();
      if(Item!=null){
          sComName = (String)cb.getSelectedItem();
          String comcode = "";
          for(int i = 0;i < vComCode.size();i++){
              if(sComName.equals(vComName.elementAt(i).toString()))
                  comcode = vComCode.elementAt(i).toString().trim();
          }
          comstr = comcode;
      }
      //:test:System.out.println(tradestr+comstr);
  }
  //执行命令按钮响应事件
  public  void excutebutton_actionPerformed(ActionEvent ae) {
        try{
           SimpleClient client = new SimpleClient(hostName,portNumber);
           client.start();
           client.sendString(tradestr+comstr+sendtextpane.getText());
           client.clientThread.sleep(1000);
	   String rec=client.reader.recvstr;
           if(!rec.equals("")){
               JOptionPane.showMessageDialog(contentPane,rec,"执行命令返回提示",JOptionPane.INFORMATION_MESSAGE);
               client.disconnect();
           }
           else {
               JOptionPane.showMessageDialog(contentPane,"执行命令失败","执行命令返回提示",JOptionPane.ERROR_MESSAGE);

               client.disconnect();
               return;
           }
           client.disconnect();
           client.stop();
           }
           catch(NullPointerException npe){
               JOptionPane.showMessageDialog(contentPane,npe.toString(),"服务器未在该端口侦听或者不存在该服务器",JOptionPane.WARNING_MESSAGE);
           }
           catch (ConnectException ce){
               // Tell the callback there was an error
               //readCallback.dataReady(null);
               ce.printStackTrace();
               exceptionstr=ce.toString();
               JOptionPane.showMessageDialog(contentPane,exceptionstr,"执行命令发生socket连接错误",JOptionPane.WARNING_MESSAGE);
           }
           catch(InterruptedException ie){
               ie.printStackTrace();
               exceptionstr=ie.toString();
               JOptionPane.showMessageDialog(contentPane,exceptionstr,"执行命令时线程出错",JOptionPane.ERROR_MESSAGE);
           }
           catch(IOException ioe){
               ioe.printStackTrace();
               exceptionstr=ioe.toString();
               JOptionPane.showMessageDialog(contentPane,exceptionstr,"执行命令时发生IO错误",JOptionPane.WARNING_MESSAGE);
           }
  }
}