useradd.java

是Eclipse web开发从入门到精通的源码

package library.user;

import java.awt.BorderLayout;
import java.awt.Container;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JPasswordField;
import javax.swing.JTextField;

import library.hibernate.UserTable;
import library.main.HibernateUtil;

import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;

/**
 * 增加用户类，将用户信息保存到数据库中
 * 
 * @author lianhw
 *
 */
public class UserAdd extends JFrame implements ActionListener {
	
	

	Container container;

	JPanel panel1, panel2;

	JLabel userNameLabel, passwordLabel, passwordConfirmLabel, loginPrivelegeLabel;

	JTextField userNameText;

	JPasswordField passwordText, passwordConfirmText;

	JComboBox loginPrivelegeComboBox;

	JButton addButton, cancelButton;

	public UserAdd() {
		super("添加用户");
		container = getContentPane();
		container.setLayout(new BorderLayout());
		//“用户名”标签
		userNameLabel = new JLabel("用户名", JLabel.CENTER);
		//“密码”标签
		passwordLabel = new JLabel("密码", JLabel.CENTER);
		//“确认密码”标签
		passwordConfirmLabel = new JLabel("确认密码", JLabel.CENTER);
		//“登录权限”标签
		loginPrivelegeLabel = new JLabel("登录权限", JLabel.CENTER);
		//输入用户名的文本框
		userNameText = new JTextField(10);
		//输入密码的文本框
		passwordText = new JPasswordField(10);
		//密码确认文本框
		passwordConfirmText = new JPasswordField(10);
		//选择用户权限
		loginPrivelegeComboBox = new JComboBox();
		loginPrivelegeComboBox.addItem("系统管理员");
		loginPrivelegeComboBox.addItem("书籍管理员");
		loginPrivelegeComboBox.addItem("借阅管理员");
		//“添加”按钮
		addButton = new JButton("添加");
		//“取消”按钮
		cancelButton = new JButton("取消");
		//为“添加”按钮加入事件监听者
		addButton.addActionListener(this);
		//为“取消”按钮加入事件监听者
		cancelButton.addActionListener(this);
		panel1 = new JPanel();
		panel1.setLayout(new GridLayout(4, 2));
		panel1.add(userNameLabel);
		panel1.add(userNameText);
		panel1.add(passwordLabel);
		panel1.add(passwordText);
		panel1.add(passwordConfirmLabel);
		panel1.add(passwordConfirmText);
		panel1.add(loginPrivelegeLabel);
		panel1.add(loginPrivelegeComboBox);
		container.add(panel1, BorderLayout.CENTER);
		panel2 = new JPanel();
		panel2.add(addButton);
		panel2.add(cancelButton);
		container.add(panel2, BorderLayout.SOUTH);
		//设置窗口的大小
		setSize(300, 300);

	}

	/**
	 * 动作响应方法，将新增的用户信息提交到数据库中
	 * 
	 * @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)
	 */
	public void actionPerformed(ActionEvent action) {
		if (action.getSource() == cancelButton) {
			// 单击“取消”按钮不作任何事情
			this.dispose();
		} else if (action.getSource() == addButton) {
			// 单击“添加”按钮后将用户信息提交到数据库中

			if (userNameText.getText().trim().equals("")) {
				// 判断用户名是否为空
				JOptionPane.showMessageDialog(null, "用户名不能为空！");
			} else if (passwordText.getText().trim().equals("")) {
				// 判断密码是否为空
				JOptionPane.showMessageDialog(null, "密码不能为空！");
			} else if (!passwordText.getText().trim().equals(
					passwordConfirmText.getText().trim())) {
				// 判断两次输入的密码是否一致
				JOptionPane.showMessageDialog(null, "两次输入的密码不一致！");
			} else {
				// 取得SessionFactory
				SessionFactory sessionFactory = HibernateUtil
						.getSessionFactory();
				// 打开session
				Session session = sessionFactory.openSession();
				// 创建一个事务
				Transaction tx = session.beginTransaction();
				//创建UserTable对象
				UserTable user = new UserTable();
				//设置user对象的名字
				user.setUserName(userNameText.getText().trim());
				//设置user对象的密码
				user.setPassword(passwordText.getText().trim());
				//设置usr对象的权限
				user.setPower(loginPrivelegeComboBox.getSelectedItem() + "");
				//保存user对象
				session.saveOrUpdate(user);

				// 事务提交
				tx.commit();
				// 关闭session
				session.close();
				this.dispose();

			}

		}
	}
}