Java项目:通讯聊天程序(java+swing)

2021/12/11 17:19:35

本文主要是介绍Java项目:通讯聊天程序(java+swing),对大家解决编程问题具有一定的参考价值,需要的程序猿们随着小编来一起学习吧!

Java实现的群聊程序,还可以发送文件,今天这个小程序只能聊天,不能发文件,功能非常简单,可在局域网内实现互相聊天,源码已经打包成了jar文件,可以在有Java环境的电脑上直接双击运行

 

 

 

登录页面:

/**
 * 
 * @author YY
 */
public class LoginFrm extends javax.swing.JFrame {

	/**
	 * 皮肤
	 */
	static {
		try {
			// LookAndFeel lf = new SubstanceAutumnLookAndFeel();
			// LookAndFeel lf = new SubstanceChallengerDeepLookAndFeel();
			// LookAndFeel lf = new Plastic3DLookAndFeel();
			// LookAndFeel lf = new PlasticLookAndFeel();
			LookAndFeel lf = new PlasticXPLookAndFeel();

			UIManager.setLookAndFeel(lf);
		} catch (UnsupportedLookAndFeelException e) {
			e.printStackTrace();
		}
	}

	/**
	 * 版本序列号
	 */
	private static final long serialVersionUID = -2989784724450522952L;
	// 验证码的String类型
	private String imageCode;

	private User user;

	/** Creates new form LoginFrm */
	public LoginFrm(User user) {
		this.user = user;
		initComponents();
		this.setLocationRelativeTo(null);
		fillImageCode();
		if (user != null) {
			this.jtf_username.setText(this.user.getusername());
			this.jpw_password.setText(this.user.getpassword());
		}
	}

	public void setUser(User user) {
		this.user = user;
	}

	/**
	 * 填充验证码图片
	 */
	private void fillImageCode() {
		// this.jl_checkImage.setIcon(new ImageIcon("images/check.jpeg"));
		// this.repaint();
		// jl_checkImage.setIcon(new ImageIcon(ImageIO.read(new
		// File("images/check.jpeg"))));
		ImageCodeUtil imageCodeUtil = ImageCodeUtil.getImageCodeUtil();
		jl_checkImage.setIcon(new ImageIcon(imageCodeUtil.getBufferedImage()));
		imageCode =imageCodeUtil.sRand;
	}

	// GEN-BEGIN:initComponents
	// <editor-fold defaultstate="collapsed" desc="Generated Code">
	private void initComponents() {

		jLabel1 = new javax.swing.JLabel();
		jLabel2 = new javax.swing.JLabel();
		jLabel3 = new javax.swing.JLabel();
		jtf_username = new javax.swing.JTextField();
		jpw_password = new javax.swing.JPasswordField();
		jLabel4 = new javax.swing.JLabel();
		jtf_check = new javax.swing.JTextField();
		jl_checkImage = new javax.swing.JLabel();
		jb_login = new javax.swing.JButton();
		jb_cancle = new javax.swing.JButton();

		setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
		setTitle("\u7528\u6237\u767b\u5f55");

		jLabel1.setFont(new java.awt.Font("宋体", 0, 24));
		jLabel1.setText("\u5ba2\u6237\u5173\u7cfb\u7ba1\u7406\u7cfb\u7edf");

		jLabel2.setText("\u7528\u6237\u540d\uff1a");

		jLabel3.setText("\u5bc6  \u7801\uff1a");

		jLabel4.setText("\u9a8c\u8bc1\u7801\uff1a");

		jb_login.setText("\u767b\u5f55");
		jb_login.addActionListener(new java.awt.event.ActionListener() {
			public void actionPerformed(java.awt.event.ActionEvent evt) {
				jb_loginActionPerformed(evt);
			}
		});

		jb_cancle.setText("\u53d6\u6d88");
		jb_cancle.addActionListener(new java.awt.event.ActionListener() {
			public void actionPerformed(java.awt.event.ActionEvent evt) {
				jb_cancleActionPerformed(evt);
			}
		});

		javax.swing.GroupLayout layout = new javax.swing.GroupLayout(
				getContentPane());
		getContentPane().setLayout(layout);
		layout.setHorizontalGroup(layout
				.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
				.addGroup(
						layout.createSequentialGroup()
								.addGroup(
										layout.createParallelGroup(
												javax.swing.GroupLayout.Alignment.LEADING)
												.addGroup(
														layout.createSequentialGroup()
																.addGap(108,
																		108,
																		108)
																.addComponent(
																		jLabel1))
												.addGroup(
														layout.createSequentialGroup()
																.addGap(78, 78,
																		78)
																.addGroup(
																		layout.createParallelGroup(
																				javax.swing.GroupLayout.Alignment.LEADING,
																				false)
																				.addGroup(
																						layout.createSequentialGroup()
																								.addGroup(
																										layout.createParallelGroup(
																												javax.swing.GroupLayout.Alignment.TRAILING)
																												.addComponent(
																														jLabel2)
																												.addComponent(
																														jLabel3)
																												.addComponent(
																														jLabel4))
																								.addPreferredGap(
																										javax.swing.LayoutStyle.ComponentPlacement.RELATED)
																								.addGroup(
																										layout.createParallelGroup(
																												javax.swing.GroupLayout.Alignment.TRAILING,
																												false)
																												.addGroup(
																														javax.swing.GroupLayout.Alignment.LEADING,
																														layout.createSequentialGroup()
																																.addComponent(
																																		jtf_check,
																																		javax.swing.GroupLayout.PREFERRED_SIZE,
																																		71,
																																		javax.swing.GroupLayout.PREFERRED_SIZE)
																																.addPreferredGap(
																																		javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
																																.addComponent(
																																		jl_checkImage))
																												.addComponent(
																														jpw_password,
																														javax.swing.GroupLayout.Alignment.LEADING,
																														javax.swing.GroupLayout.DEFAULT_SIZE,
																														157,
																														Short.MAX_VALUE)
																												.addComponent(
																														jtf_username,
																														javax.swing.GroupLayout.Alignment.LEADING)))
																				.addGroup(
																						layout.createSequentialGroup()
																								.addComponent(
																										jb_login)
																								.addPreferredGap(
																										javax.swing.LayoutStyle.ComponentPlacement.RELATED,
																										javax.swing.GroupLayout.DEFAULT_SIZE,
																										Short.MAX_VALUE)
																								.addComponent(
																										jb_cancle)))))
								.addContainerGap(79, Short.MAX_VALUE)));
		layout.setVerticalGroup(layout
				.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
				.addGroup(
						layout.createSequentialGroup()
								.addGap(34, 34, 34)
								.addComponent(jLabel1)
								.addGap(53, 53, 53)
								.addGroup(
										layout.createParallelGroup(
												javax.swing.GroupLayout.Alignment.BASELINE)
												.addComponent(jLabel2)
												.addComponent(
														jtf_username,
														javax.swing.GroupLayout.PREFERRED_SIZE,
														javax.swing.GroupLayout.DEFAULT_SIZE,
														javax.swing.GroupLayout.PREFERRED_SIZE))
								.addGap(18, 18, 18)
								.addGroup(
										layout.createParallelGroup(
												javax.swing.GroupLayout.Alignment.BASELINE)
												.addComponent(jLabel3)
												.addComponent(
														jpw_password,
														javax.swing.GroupLayout.PREFERRED_SIZE,
														javax.swing.GroupLayout.DEFAULT_SIZE,
														javax.swing.GroupLayout.PREFERRED_SIZE))
								.addGap(28, 28, 28)
								.addGroup(
										layout.createParallelGroup(
												javax.swing.GroupLayout.Alignment.BASELINE)
												.addComponent(jLabel4)
												.addComponent(
														jtf_check,
														javax.swing.GroupLayout.PREFERRED_SIZE,
														javax.swing.GroupLayout.DEFAULT_SIZE,
														javax.swing.GroupLayout.PREFERRED_SIZE)
												.addComponent(jl_checkImage))
								.addPreferredGap(
										javax.swing.LayoutStyle.ComponentPlacement.RELATED,
										38, Short.MAX_VALUE)
								.addGroup(
										layout.createParallelGroup(
												javax.swing.GroupLayout.Alignment.BASELINE)
												.addComponent(jb_login)
												.addComponent(jb_cancle))
								.addContainerGap()));

		pack();
	}// </editor-fold>
		// GEN-END:initComponents

	private void jb_cancleActionPerformed(java.awt.event.ActionEvent evt) {
		int i = JOptionPane.showConfirmDialog(this, "确定退出系统?", "确认信息",
				JOptionPane.YES_NO_OPTION, JOptionPane.WARNING_MESSAGE);
		if (i == 0) {
			this.dispose();
		}
	}

	private void jb_loginActionPerformed(java.awt.event.ActionEvent evt) {
		String userName = this.jtf_username.getText();
		String password = new String(this.jpw_password.getPassword());
		String checkCode = this.jtf_check.getText();
		if (StringUtil.isEmpty(userName)) {
			JOptionPane.showMessageDialog(this, "用户名不能为空!");
			return;
		}
		if (StringUtil.isEmpty(password)) {
			JOptionPane.showMessageDialog(this, "密码不能为空");
			return;
		}
		if (!checkCode.equals(imageCode)) {
			JOptionPane.showMessageDialog(this, "验证码错误");
			// this.fillImageCode();
			// this.jl_checkImage.updateUI();
			// this.pack();
			return;
		}
		User user = new User(userName, password);
		UserEbi userEbi = UserEbiFactory.getUserEbi();
		User currentUser = userEbi.login(user);
		if (currentUser == null) {
			JOptionPane.showMessageDialog(this, "用户名或密码错误!");
			return;
		}
		// System.out.println("登录成功");
		this.dispose();
		new MainFrm(currentUser).setVisible(true);
	}

	/**
	 * @param args
	 *            the command line arguments
	 */
	public static void main(String args[]) {
		java.awt.EventQueue.invokeLater(new Runnable() {
			public void run() {
				new LoginFrm(null).setVisible(true);
			}
		});
	}

	// GEN-BEGIN:variables
	// Variables declaration - do not modify
	private javax.swing.JLabel jLabel1;
	private javax.swing.JLabel jLabel2;
	private javax.swing.JLabel jLabel3;
	private javax.swing.JLabel jLabel4;
	private javax.swing.JButton jb_cancle;
	private javax.swing.JButton jb_login;
	private javax.swing.JLabel jl_checkImage;
	private javax.swing.JPasswordField jpw_password;
	private javax.swing.JTextField jtf_check;
	private javax.swing.JTextField jtf_username;
	// End of variables declaration//GEN-END:variables

}

用户信息页面:

public class UserSerInterFrm extends javax.swing.JInternalFrame {

	/**
	 * 
	 */
	private static final long serialVersionUID = -8462503234613628488L;
	private PageBean bean = null;

	/** Creates new form UserSerInterFrm */
	public UserSerInterFrm() {
		initComponents();
		this.setLocation(230, 130);
		this.fillRole();
		QueryInfo info = new QueryInfo();
		info.setPagesize(9);
		this.fillTable(info);
	}

	private void fillRole() {
		DefaultComboBoxModel dcm = (DefaultComboBoxModel) this.jcb_role
				.getModel();
		dcm.removeAllElements();
		List<Role> list = RoleEbiFactory.getRoleEbo().getRole();
		for (Role role : list) {
			dcm.addElement(role);
		}
	}

	/**
	 * This method is called from within the constructor to initialize the form.
	 * WARNING: Do NOT modify this code. The content of this method is always
	 * regenerated by the Form Editor.
	 */
	//GEN-BEGIN:initComponents
	// <editor-fold defaultstate="collapsed" desc="Generated Code">
	private void initComponents() {

		jScrollPane1 = new javax.swing.JScrollPane();
		jtb_user = new javax.swing.JTable();
		jLabel1 = new javax.swing.JLabel();
		jLabel2 = new javax.swing.JLabel();
		jLabel3 = new javax.swing.JLabel();
		jtf_username = new javax.swing.JTextField();
		jtf_password = new javax.swing.JTextField();
		jcb_role = new javax.swing.JComboBox();
		jb_modify = new javax.swing.JButton();
		jb_del = new javax.swing.JButton();
		jb_end = new javax.swing.JButton();
		jb_nextpage = new javax.swing.JButton();
		jb_previouspage = new javax.swing.JButton();
		jb_start = new javax.swing.JButton();
		jb_add = new javax.swing.JButton();
		jLabel4 = new javax.swing.JLabel();

		setClosable(true);
		setIconifiable(true);
		setTitle("\u7528\u6237\u7ba1\u7406");

		jtb_user.setModel(new javax.swing.table.DefaultTableModel(
				new Object[][] {

				}, new String[] { "编号", "用户名", "角色" }) {
			boolean[] canEdit = new boolean[] { false, false, false };

			public boolean isCellEditable(int rowIndex, int columnIndex) {
				return canEdit[columnIndex];
			}
		});
		jtb_user.addMouseListener(new java.awt.event.MouseAdapter() {
			public void mouseClicked(java.awt.event.MouseEvent evt) {
				jtb_userMouseClicked(evt);
			}
		});
		jScrollPane1.setViewportView(jtb_user);

		jLabel1.setText("\u7528\u6237\u540d\uff1a");

		jLabel2.setText("\u5bc6   \u7801\uff1a");

		jLabel3.setText("\u89d2   \u8272\uff1a");

		jcb_role.setModel(new javax.swing.DefaultComboBoxModel(new String[] {
				"Item 1", "Item 2", "Item 3", "Item 4" }));

		jb_modify.setText("\u4fee\u6539");
		jb_modify.addActionListener(new java.awt.event.ActionListener() {
			public void actionPerformed(java.awt.event.ActionEvent evt) {
				jb_modifyActionPerformed(evt);
			}
		});

		jb_del.setText("\u5220\u9664");
		jb_del.addActionListener(new java.awt.event.ActionListener() {
			public void actionPerformed(java.awt.event.ActionEvent evt) {
				jb_delActionPerformed(evt);
			}
		});

		jb_end.setText("\u672b\u9875");
		jb_end.addActionListener(new java.awt.event.ActionListener() {
			public void actionPerformed(java.awt.event.ActionEvent evt) {
				jb_endActionPerformed(evt);
			}
		});

		jb_nextpage.setText("\u4e0b\u4e00\u9875");
		jb_nextpage.addActionListener(new java.awt.event.ActionListener() {
			public void actionPerformed(java.awt.event.ActionEvent evt) {
				jb_nextpageActionPerformed(evt);
			}
		});

		jb_previouspage.setText("\u4e0a\u4e00\u9875");
		jb_previouspage.addActionListener(new java.awt.event.ActionListener() {
			public void actionPerformed(java.awt.event.ActionEvent evt) {
				jb_previouspageActionPerformed(evt);
			}
		});

		jb_start.setText("\u9996\u9875");
		jb_start.addActionListener(new java.awt.event.ActionListener() {
			public void actionPerformed(java.awt.event.ActionEvent evt) {
				jb_startActionPerformed(evt);
			}
		});

		jb_add.setText("\u65b0\u5efa");
		jb_add.addActionListener(new java.awt.event.ActionListener() {
			public void actionPerformed(java.awt.event.ActionEvent evt) {
				jb_addActionPerformed(evt);
			}
		});

		jLabel4.setText("jLabel4");

		javax.swing.GroupLayout layout = new javax.swing.GroupLayout(
				getContentPane());
		getContentPane().setLayout(layout);
		layout.setHorizontalGroup(layout
				.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
				.addGroup(
						layout.createSequentialGroup()
								.addGroup(
										layout.createParallelGroup(
												javax.swing.GroupLayout.Alignment.LEADING)
												.addGroup(
														javax.swing.GroupLayout.Alignment.TRAILING,
														layout.createSequentialGroup()
																.addContainerGap(
																		87,
																		Short.MAX_VALUE)
																.addComponent(
																		jb_start)
																.addPreferredGap(
																		javax.swing.LayoutStyle.ComponentPlacement.RELATED)
																.addComponent(
																		jb_previouspage)
																.addPreferredGap(
																		javax.swing.LayoutStyle.ComponentPlacement.RELATED)
																.addComponent(
																		jb_nextpage)
																.addPreferredGap(
																		javax.swing.LayoutStyle.ComponentPlacement.RELATED)
																.addComponent(
																		jb_end)
																.addGap(39, 39,
																		39))
												.addGroup(
														layout.createSequentialGroup()
																.addContainerGap()
																.addGroup(
																		layout.createParallelGroup(
																				javax.swing.GroupLayout.Alignment.LEADING)
																				.addComponent(
																						jScrollPane1,
																						javax.swing.GroupLayout.PREFERRED_SIZE,
																						359,
																						javax.swing.GroupLayout.PREFERRED_SIZE)
																				.addComponent(
																						jLabel4,
																						javax.swing.GroupLayout.PREFERRED_SIZE,
																						271,
																						javax.swing.GroupLayout.PREFERRED_SIZE))
																.addGap(28, 28,
																		28)))
								.addGroup(
										layout.createParallelGroup(
												javax.swing.GroupLayout.Alignment.LEADING)
												.addGroup(
														layout.createParallelGroup(
																javax.swing.GroupLayout.Alignment.LEADING,
																false)
																.addGroup(
																		layout.createSequentialGroup()
																				.addComponent(
																						jLabel1)
																				.addPreferredGap(
																						javax.swing.LayoutStyle.ComponentPlacement.RELATED)
																				.addComponent(
																						jtf_username,
																						javax.swing.GroupLayout.PREFERRED_SIZE,
																						125,
																						javax.swing.GroupLayout.PREFERRED_SIZE))
																.addGroup(
																		layout.createSequentialGroup()
																				.addComponent(
																						jLabel2)
																				.addPreferredGap(
																						javax.swing.LayoutStyle.ComponentPlacement.RELATED)
																				.addComponent(
																						jtf_password))
																.addGroup(
																		layout.createSequentialGroup()
																				.addComponent(
																						jLabel3)
																				.addPreferredGap(
																						javax.swing.LayoutStyle.ComponentPlacement.RELATED)
																				.addComponent(
																						jcb_role,
																						javax.swing.GroupLayout.PREFERRED_SIZE,
																						75,
																						javax.swing.GroupLayout.PREFERRED_SIZE)))
												.addGroup(
														layout.createSequentialGroup()
																.addComponent(
																		jb_add)
																.addPreferredGap(
																		javax.swing.LayoutStyle.ComponentPlacement.RELATED)
																.addComponent(
																		jb_modify)
																.addPreferredGap(
																		javax.swing.LayoutStyle.ComponentPlacement.RELATED)
																.addComponent(
																		jb_del)))
								.addContainerGap(20, Short.MAX_VALUE)));
		layout.setVerticalGroup(layout
				.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
				.addGroup(
						layout.createSequentialGroup()
								.addContainerGap()
								.addComponent(jScrollPane1,
										javax.swing.GroupLayout.PREFERRED_SIZE,
										199,
										javax.swing.GroupLayout.PREFERRED_SIZE)
								.addPreferredGap(
										javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
								.addComponent(jLabel4)
								.addGap(4, 4, 4)
								.addGroup(
										layout.createParallelGroup(
												javax.swing.GroupLayout.Alignment.BASELINE)
												.addComponent(jb_end)
												.addComponent(jb_nextpage)
												.addComponent(jb_previouspage)
												.addComponent(jb_start)
												.addComponent(jb_del)
												.addComponent(jb_modify)
												.addComponent(jb_add))
								.addContainerGap(45, Short.MAX_VALUE))
				.addGroup(
						javax.swing.GroupLayout.Alignment.TRAILING,
						layout.createSequentialGroup()
								.addContainerGap(99, Short.MAX_VALUE)
								.addGroup(
										layout.createParallelGroup(
												javax.swing.GroupLayout.Alignment.BASELINE)
												.addComponent(jLabel1)
												.addComponent(
														jtf_username,
														javax.swing.GroupLayout.PREFERRED_SIZE,
														javax.swing.GroupLayout.DEFAULT_SIZE,
														javax.swing.GroupLayout.PREFERRED_SIZE))
								.addGap(26, 26, 26)
								.addGroup(
										layout.createParallelGroup(
												javax.swing.GroupLayout.Alignment.BASELINE)
												.addComponent(jLabel2)
												.addComponent(
														jtf_password,
														javax.swing.GroupLayout.PREFERRED_SIZE,
														javax.swing.GroupLayout.DEFAULT_SIZE,
														javax.swing.GroupLayout.PREFERRED_SIZE))
								.addGap(26, 26, 26)
								.addGroup(
										layout.createParallelGroup(
												javax.swing.GroupLayout.Alignment.BASELINE)
												.addComponent(jLabel3)
												.addComponent(
														jcb_role,
														javax.swing.GroupLayout.PREFERRED_SIZE,
														javax.swing.GroupLayout.DEFAULT_SIZE,
														javax.swing.GroupLayout.PREFERRED_SIZE))
								.addGap(98, 98, 98)));

		pack();
	}// </editor-fold>
	//GEN-END:initComponents

	private void jtb_userMouseClicked(java.awt.event.MouseEvent evt) {
		DefaultTableModel tableModel = (DefaultTableModel) jtb_user.getModel();
		int selectRows = jtb_user.getSelectedRows().length;// 取得用户所选行的行数

		int selectedRowIndex = jtb_user.getSelectedRow(); // 取得用户所选单行
		if (selectRows == 1) {

			String id = tableModel.getValueAt(selectedRowIndex, 0).toString();
			User user = UserEbiFactory.getUserEbi().search(id);
			this.jtf_username.setText(user.getusername());
			this.jtf_password.setText(user.getpassword());
			// Role[] role = (Role[]) this.jcb_role.getSelectedObjects();
			// for (Role r: role) {
			// if (r.getId()==user.getid()) {
			// this.jcb_role.setSelectedItem(r);
			// }
			// }
			for (int i = 0; i < this.jcb_role.getItemCount(); i++) {
				Role role = (Role) this.jcb_role.getItemAt(i);
				if (role.getId() == user.getroleid()) {
					this.jcb_role.setSelectedIndex(i);
				}
			}
		}

	}

	private void jb_endActionPerformed(java.awt.event.ActionEvent evt) {
		QueryInfo info = new QueryInfo();
		info.setCurrentpage(bean.getTotalpage());
		info.setPagesize(9);
		fillTable(info);
	}

	private void jb_nextpageActionPerformed(java.awt.event.ActionEvent evt) {
		QueryInfo info = new QueryInfo();
		info.setCurrentpage(bean.getNextpage());
		info.setPagesize(9);
		fillTable(info);
	}

	private void jb_previouspageActionPerformed(java.awt.event.ActionEvent evt) {
		QueryInfo info = new QueryInfo();
		info.setCurrentpage(bean.getPreviouspage());
		info.setPagesize(9);
		fillTable(info);
	}

	private void jb_startActionPerformed(java.awt.event.ActionEvent evt) {
		QueryInfo info = new QueryInfo();
		info.setCurrentpage(1);
		info.setPagesize(9);
		fillTable(info);
	}

	private void jb_modifyActionPerformed(java.awt.event.ActionEvent evt) {
		DefaultTableModel tableModel = (DefaultTableModel) jtb_user.getModel();
		int selectRows = jtb_user.getSelectedRows().length;// 取得用户所选行的行数

		int selectedRowIndex = jtb_user.getSelectedRow(); // 取得用户所选单行
		if (selectRows == 1) {
			BigDecimal userId = (BigDecimal) tableModel.getValueAt(
					selectedRowIndex, 0);
			String username = this.jtf_username.getText();
			String password = this.jtf_password.getText();
			Role role = (Role) this.jcb_role.getSelectedItem();
			BigDecimal roleId = role.getId();
			User user = new User(userId, username, password, roleId);
			boolean b = UserEbiFactory.getUserEbi().update(user);
			if (b) {
				JOptionPane.showMessageDialog(this, "修改成功!");
			} else {
				JOptionPane.showMessageDialog(this, "修改失败!");
			}
		}
	}

	private void jb_addActionPerformed(java.awt.event.ActionEvent evt) {
		String username = this.jtf_username.getText();
		String password = this.jtf_password.getText();
		User user = new User(username, password, new BigDecimal(5));
		boolean b = UserEbiFactory.getUserEbi().add(user);
		if (b) {
			JOptionPane.showMessageDialog(this, "添加成功!");
		} else {
			JOptionPane.showMessageDialog(this, "添加失败!");
		}
	}

	private void jb_delActionPerformed(java.awt.event.ActionEvent evt) {
		int i = JOptionPane.showConfirmDialog(this, "确认删除此条记录?", "确认信息",
				JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE);
		if (i == 0) {
			DefaultTableModel tableModel = (DefaultTableModel) jtb_user
					.getModel();
			int selectRows = jtb_user.getSelectedRows().length;// 取得用户所选行的行数

			int selectedRowIndex = jtb_user.getSelectedRow(); // 取得用户所选单行
			if (selectRows == 1) {

				String userId = tableModel.getValueAt(selectedRowIndex, 0)
						.toString();
				boolean b = UserEbiFactory.getUserEbi().del(userId);
				if (b) {
					JOptionPane.showMessageDialog(this, "删除成功!");
				} else {
					JOptionPane.showMessageDialog(this, "删除失败!");
				}

			}
		}
	}

	@SuppressWarnings({ "unchecked", "rawtypes" })
	private void fillTable(QueryInfo info) {
		// 获取表格模型
		DefaultTableModel dtm = (DefaultTableModel) this.jtb_user.getModel();
		// 清空表格
		dtm.setRowCount(0);
		// 获取业务层接口实现类对象
		UserEbi userEbi = UserEbiFactory.getUserEbi();
		// 查询数据
		bean = userEbi.search(info);
		// 获取封装数据的集合
		List list = bean.getList();
		// 遍历集合并向表格填充数据
		for (Object object : list) {
			Vector v = new Vector();
			User user = (User) object;
			v.add(user.getid());
			v.add(user.getusername());
			v.add(user.getRolename());
			dtm.addRow(v);
		}
		this.jLabel4.setText("共" + bean.getTotalrecord() + "条记录-共"
				+ bean.getTotalpage() + "页-当前第" + bean.getCurrentpage() + "页");
	}

	//GEN-BEGIN:variables
	// Variables declaration - do not modify
	private javax.swing.JLabel jLabel1;
	private javax.swing.JLabel jLabel2;
	private javax.swing.JLabel jLabel3;
	private javax.swing.JLabel jLabel4;
	private javax.swing.JScrollPane jScrollPane1;
	private javax.swing.JButton jb_add;
	private javax.swing.JButton jb_del;
	private javax.swing.JButton jb_end;
	private javax.swing.JButton jb_modify;
	private javax.swing.JButton jb_nextpage;
	private javax.swing.JButton jb_previouspage;
	private javax.swing.JButton jb_start;
	private javax.swing.JComboBox jcb_role;
	private javax.swing.JTable jtb_user;
	private javax.swing.JTextField jtf_password;
	private javax.swing.JTextField jtf_username;
	// End of variables declaration//GEN-END:variables

}


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