frame.java

一个用JAVA写的FTP客户端 解压后可以运行 测试通过

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.beans.*;
import java.io.*;
import sun.net.TelnetInputStream;
import sun.net.ftp.*;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.DefaultTreeModel;
import javax.swing.JTextField;
import javax.swing.JCheckBox;
import javax.swing.tree.TreePath;
import com.borland.jbcl.layout.*;
import sun.net.TelnetOutputStream;

/**
 * <p>
 * Title: an example
 * </p>
 * <p>
 * Description:
 * </p>
 * <p>
 * Copyright: Copyright (c) 2006
 * </p>
 * <p>
 * Company: home
 * </p>
 * 
 * @author zhxjun
 * @version 1.0
 */

public class Frame extends JFrame {
	// 对象说明
	private JPanel contentPane;

	private JTextField jTextField1 = new JTextField();

	private JTextField jTextField2 = new JTextField();

	private JTextField jTextField3 = new JTextField();

	private JCheckBox jCheckbox1 = new JCheckBox();

	FtpClient ftp = null;

	JTabbedPane jTabbedPane1 = new JTabbedPane();

	JPanel jPanel1 = new JPanel();

	JPanel jPanel2 = new JPanel();

	PaneLayout paneLayout1 = new PaneLayout();

	XYLayout xYLayout1 = new XYLayout();

	JLabel jLabel1 = new JLabel();

	JLabel jLabel2 = new JLabel();

	JLabel jLabel3 = new JLabel();

	JTextField jTextField4 = new JTextField();

	JLabel jLabel4 = new JLabel();

	BorderLayout borderLayout1 = new BorderLayout();

	Box box1;

	JPanel jPanel3 = new JPanel();

	JPanel jPanel4 = new JPanel();

	XYLayout xYLayout2 = new XYLayout();

	BorderLayout borderLayout2 = new BorderLayout();

	JScrollPane jScrollPane1 = new JScrollPane();

	JButton jButton3 = new JButton();

	JButton jButton4 = new JButton();

	JScrollPane jScrollPane2 = new JScrollPane();

	// 定义树节点，模型和树视图
	DefaultMutableTreeNode root1 = new DefaultMutableTreeNode("目录中没有文件");

	DefaultTreeModel model1 = new DefaultTreeModel(root1);

	JTree jTree1 = new JTree(model1);

	JButton jButton5 = new JButton();

	JLabel statusLabel = new JLabel();

	List list1 = new List();

	JScrollPane jScrollPane3 = new JScrollPane();

	JTextArea jTextArea1 = new JTextArea();

	JButton jButton1 = new JButton();

	JButton jButton2 = new JButton();

	JLabel jLabel5 = new JLabel();

	JLabel jLabel6 = new JLabel();

	// Construct the frame
	public Frame() {
		enableEvents(AWTEvent.WINDOW_EVENT_MASK);
		try {
			jbInit();
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	// Component initialization
	private void jbInit() throws Exception {
		// setIconImage(Toolkit.getDefaultToolkit().createImage(Frame1.class.getResource("[Your
		// Icon]")));
		contentPane = (JPanel) this.getContentPane();
		box1 = Box.createVerticalBox();
		jTextField1.setText("192.168.101.2");
		contentPane.setLayout(paneLayout1);
		this.setSize(new Dimension(487, 462));
		this.setTitle("文件传输系统");
		jTextField2.setText("anonymous");
		jTextField3.setText("a");
		jCheckbox1.setText("使用匿名");
		jCheckbox1.setSelected(true);
		jPanel1.setLayout(xYLayout1);
		jLabel1.setText("服务器地址：");
		jLabel2.setText("用户名：");
		jLabel3.setText("密   码：");
		jTextField4.setText("21");
		jLabel4.setText("端口号：");
		jPanel2.setLayout(borderLayout1);
		jPanel3.setLayout(xYLayout2);
		jPanel4.setDebugGraphicsOptions(0);//这个是干什么的？看不懂
		jPanel4.setMinimumSize(new Dimension(160, 18));
		jPanel4.setPreferredSize(new Dimension(160, 18));
		jPanel4.setLayout(borderLayout2);
		jButton3.setText("文件上载");
		jButton3.addActionListener(new java.awt.event.ActionListener() {
			public void actionPerformed(ActionEvent e) {
				jButton3_actionPerformed(e);
			}
		});
		jButton4.setText("文件下载");
		jButton4.addActionListener(new java.awt.event.ActionListener() {
			public void actionPerformed(ActionEvent e) {
				jButton4_actionPerformed(e);
			}
		});
		box1.setEnabled(true);
		jPanel3.setDebugGraphicsOptions(0);
		jPanel3.setMinimumSize(new Dimension(400, 240));
		jPanel3.setPreferredSize(new Dimension(400, 240));
		jTree1.setToggleClickCount(2);
		jButton5.setText("选择目录");
		jButton5.addActionListener(new java.awt.event.ActionListener() {
			public void actionPerformed(ActionEvent e) {
				jButton5_actionPerformed(e);
			}
		});
		statusLabel.setText("没有连接ftp服务器");
		list1.addMouseListener(new java.awt.event.MouseAdapter() {
			public void mouseClicked(MouseEvent e) {
				list1_mouseClicked(e);
			}
		});
		jTextArea1.setText(" ");
		jButton1.setText("连接服务器");
		jButton1.addActionListener(new java.awt.event.ActionListener() {
			public void actionPerformed(ActionEvent e) {
				jButton1_actionPerformed(e);
			}
		});
		jButton2.setText("断开服务器连接");
		jButton2.addActionListener(new java.awt.event.ActionListener() {
			public void actionPerformed(ActionEvent e) {
				jButton2_actionPerformed(e);
			}
		});
		list1.setMultipleMode(false);
		jLabel5.setText("^^FTP服务器目录列表^^");
		jLabel6.setText("^^本地硬盘目录列表^^");
		jPanel1.add(jTextField1, new XYConstraints(81, 11, 297, -1));
		jPanel1.add(jLabel1, new XYConstraints(21, 11, -1, -1));
		jPanel1.add(statusLabel, new XYConstraints(-2, 370, 484, 29));
		jPanel1.add(jButton2, new XYConstraints(34, 304, 122, -1));
		jPanel1.add(jButton1, new XYConstraints(34, 268, 106, 23));
		jPanel1.add(jLabel4, new XYConstraints(22, 50, -1, -1));
		jPanel1.add(jTextField4, new XYConstraints(82, 49, 88, -1));
		jPanel1.add(jCheckbox1, new XYConstraints(22, 84, -1, -1));
		jPanel1.add(jTextField2, new XYConstraints(80, 124, 86, -1));
		jPanel1.add(jLabel2, new XYConstraints(20, 124, 58, 21));
		jPanel1.add(jTextField3, new XYConstraints(80, 165, 87, -1));
		jPanel1.add(jLabel3, new XYConstraints(20, 166, -1, -1));
		jPanel2.add(box1, BorderLayout.CENTER);
		jPanel3.add(jScrollPane2, new XYConstraints(295, 6, 173, 280));
		jPanel3.add(jScrollPane1, new XYConstraints(7, 6, 194, 281));
		jPanel3.add(jButton4, new XYConstraints(205, 93, 84, 19));
		jPanel3.add(jButton3, new XYConstraints(205, 53, 86, 19));
		jPanel3.add(jButton5, new XYConstraints(205, 136, 85, 19));
		jPanel3.add(jLabel5, new XYConstraints(16, 293, 144, 22));
		jPanel3.add(jLabel6, new XYConstraints(314, 293, 144, 22));
		jScrollPane1.getViewport().add(list1, null);
		jScrollPane2.getViewport().add(jTree1, null);
		box1.add(jPanel3, null);
		box1.add(jPanel4, null);
		jPanel4.add(jScrollPane3, BorderLayout.CENTER);
		jScrollPane3.getViewport().add(jTextArea1, null);
		myInit();
		jTabbedPane1.add(jPanel2, "文件处理");
		jTabbedPane1.add(jPanel1, "连接FTP服务器");
		contentPane.add(jTabbedPane1, new PaneConstraints("jTabbedPane1",
				"jTabbedPane1", PaneConstraints.ROOT, 0.5f));
	}

	// ---------------------------------------------------------------------------
	// 初始化程序： private void myInit()
	// 作用：对list1和jTree1进行初始化

	private void myInit() {
		File rootfile = new File("c:\\");// 得到根目录文件
		if (rootfile.isFile())
			rootfile = rootfile.getParentFile();// 如果得到的不是目录，则使用他的目录
		DefaultMutableTreeNode rootTree2 = new DefaultMutableTreeNode(rootfile
				.getPath());
		setTree(rootfile.getPath(), rootTree2);// 遍历目录树
		model1.setRoot(rootTree2);// 设置模型的根节点
		model1.reload();// 重新构造树视图
		if (ftp != null) {
			ReloadList();
			jTextArea1.append(ftp.welcomeMsg);
		}
	}

	// ---------------------------------------------------------------------------
	// 浏览程序： private void ReloadList()
	// 作用：清空目录列表，调用List()方法获取文件列表。

	private void ReloadList() {
		StringBuffer buf = new StringBuffer();
		int ch;
		// 清空目录列表
		list1.removeAll();
		try {
			// 调用List()方法得到目录表
			TelnetInputStream t = ftp.list();
			t.setStickyCRLF(true);
			// 分解TelnetInputStream数据流
			while ((ch = t.read()) >= 0) {
				if (ch == '\n') {
					// 向列表框添加分解得到的目录和文件
					list1.add(buf.toString());
					// list1.add(getDIR(buf.toString()));
					buf.setLength(0);
				} else {
					buf.append((char) ch);
				}
			}
			// 完成后关闭TelnetInputStream数据流
			t.close();
		} catch (IOException ex) {
			ex.printStackTrace();
		}
		// 刷新列表框的内容
		list1.validate();
	}

	// 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);
		}