fclient.java

FTP客户端 实现了客户端与FTP服务器的连接。可以上传

package ftpclient;
import cmd.*;

import javax.swing.*;
import java.awt.*;
import javax.swing.event.*;
import java.awt.event.*;
import java.io.Serializable;
import java.io.File;
import javax.swing.JSplitPane;
import java.util.Vector;
import cmd.*;


public class FClient
    extends JFrame {
  private JPanel barPane=new JPanel();
  private JPanel remotePane = new JPanel();

  private JSplitPane mainPane=new JSplitPane(JSplitPane.HORIZONTAL_SPLIT);
  private JSplitPane rightPane=new JSplitPane(JSplitPane.VERTICAL_SPLIT);
  private JTextArea inforPane = new JTextArea();
  private JTextField hostField;
  private JTextField portField;
  private JTextField userField;
  private JPasswordField pwdField;
  private JLabel hostLabel;
  private JLabel portLabel;
  private JLabel userLabel;
  private JLabel pwdLabel;
  private JButton connect;
  private JButton disconnect;
  private Vector clist, alist;
  private RemoteFileTree rft;
  private RemoteFileList rfl;

  public FClient() {
    clist = new Vector();
    alist = new Vector();
    init();
    new MessageManager(inforPane);
  }

  public void init() {
    Container contentPane = getContentPane();
    contentPane.setLayout(new BorderLayout());
    contentPane.add(barPane,BorderLayout.NORTH);
    contentPane.add(mainPane,BorderLayout.CENTER);
    this.setSize(new Dimension(800,600));
    this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    this.setTitle("cuteFTP Client");
    init1();
    init2();
    disconnect.setEnabled(false);
    this.setVisible(true);
  }

  private void init1() {
    hostField = new JTextField("192.168.0.203",15);
    portField = new JTextField("21",5);
    userField = new JTextField("mse06",10);
    pwdField = new JPasswordField("mse06",10);
    hostLabel = new JLabel("host");
    portLabel = new JLabel("port");
    userLabel = new JLabel("user");
    pwdLabel = new JLabel("pwd");
    ImageIcon con = new ImageIcon("D:/mypro/Ftp/src/image/run.gif");
    connect = new JButton(con);
    connect.addActionListener(new ActionListener(){
      public void actionPerformed(ActionEvent avt){

        String host = hostField.getText().trim();
        String user = userField.getText().trim();
        String pass = new String(pwdField.getPassword()).trim();
        String port = portField.getText().trim();
        CommandArgument[] ca= new CommandArgument[4];
        for(int i=0;i<ca.length;i++){
          ca[i] = new CommandArgument();
        }
        ca[0].setArgument(host,port );
        if(user.equals("")){
          ca[1].setArgument("anonymous","");
        }else{
          ca[1].setArgument(user, "");
        }
        if(pass.equals("")){
          ca[2].setArgument("anonymous", "");
        }else{
          ca[2].setArgument(pass, "");
        }
        ca[3].setArgument("","");

        for(int i=0;i<ca.length;i++)
          alist.addElement(ca[i]);
        clist.addElement("Connect");
        clist.addElement("User");
        clist.addElement("Pass");
        clist.addElement("List");


        TransactionCommand tc = new TransactionCommand(clist, alist);
        CommandManager cm = new CommandManager(tc);
        cm.runCommands();

        Vector filesname = CommandReceiver.filesname;
        //rft = new RemoteFileTree();
        //rft.createNodes(rft.root,filesname);
        //JScrollPane js3 = new JScrollPane(rft);
        //占满整个区域
        rfl=new RemoteFileList(filesname);
        JScrollPane js3 = new JScrollPane(rfl);
        remotePane.setLayout(
              new BoxLayout(remotePane,BoxLayout.Y_AXIS));
        remotePane.add(js3);
        //重绘
        remotePane.setVisible(false);
        remotePane.setVisible(true);
        disconnect.setEnabled(true);
      }
    });
    disconnect = new JButton("disconnect");
    disconnect.addActionListener(new ActionListener(){
      public void actionPerformed(ActionEvent evt){
        disconnect.setEnabled(false);
        connect.setEnabled(true);

        clist.removeAllElements();
        alist.removeAllElements();
        clist.add("Quit");
        alist.add(new CommandArgument());
        TransactionCommand tc = new TransactionCommand(clist,alist);
        CommandManager cm = new CommandManager(tc);
        cm.runCommands();
        remotePane.removeAll();
        rfl.removeAll();
        CommandReceiver.filesname.removeAllElements();
        remotePane.setVisible(false);
        remotePane.setVisible(true);
      }
    });

    GridBagConstraints layout=new GridBagConstraints();
    add(hostLabel,layout,0,0,1,1);
    add(hostField,layout,0,1,2,1);
    add(portLabel,layout,0,3,1,1);
    add(portField,layout,0,4,1,1);
    add(userLabel,layout,0,5,1,1);
    add(userField,layout,0,6,1,1);
    add(pwdLabel,layout,0,7,1,1);
    add(pwdField,layout,0,8,1,1);
    add(connect,layout,0,9,1,1);
    add(disconnect,layout,0,10,1,1);
  }
  private void init2(){
    mainPane.setResizeWeight(0.1);
    rightPane.setResizeWeight(0.7);

    mainPane.setRightComponent(rightPane);
    LocalFileTree ajb = new LocalFileTree();
    JScrollPane js1 = new JScrollPane(ajb);
    mainPane.setLeftComponent(js1);
    JScrollPane js2 = new JScrollPane(inforPane);
    rightPane.setTopComponent(remotePane);
    rightPane.setBottomComponent(js2);
    inforPane.setLineWrap(true);
  }
  public void add(Component c,GridBagConstraints constrains,
                  int x,int y,int w,int h){
    constrains.gridx=x;
    constrains.gridy=y;
    constrains.gridwidth=w;
    constrains.gridheight=h;
    barPane.add(c,constrains);
  }
  public static void main(String args[]){
    FClient myftp=new FClient();
    myftp.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  }
}