bookadd.java

是Eclipse web开发从入门到精通的源码

package library.book;

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

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

import library.hibernate.Books;
import library.main.HibernateUtil;

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

/**
 * 书籍添加类，将新增加的图书信息保存到数据库中去
 * 
 * @author lianhw
 *
 */
public class BookAdd extends JFrame implements ActionListener {
	
	

	JPanel panel1, panel2;

	JLabel bookNameLabel, pressNameLabel, authorLabel, addressLabel,
			pressDateLabel, priceLabel, bookCountLabel, commentLabel;

	JTextField bookNameText, pressNameText, authorText, addressText,
			pressDateText, priceText, bookCountText, commentText;

	Container container;

	JButton clearButton, addButton, exitButton;

	public BookAdd() {
		super("添加书籍信息");
		container = getContentPane();
		container.setLayout(new BorderLayout());
		//“名称”标签
		bookNameLabel = new JLabel("名称", JLabel.CENTER);
		//“出版社”标签
		pressNameLabel = new JLabel("出版社", JLabel.CENTER);
		//“作者”标签
		authorLabel = new JLabel("作者", JLabel.CENTER);
		//“地址”标签
		addressLabel = new JLabel("地址", JLabel.CENTER);
		//“出版日期”标签
		pressDateLabel = new JLabel("出版日期", JLabel.CENTER);
		//“价格”标签
		priceLabel = new JLabel("价格", JLabel.CENTER);
		//“新书数目”标签
		bookCountLabel = new JLabel("新书数目", JLabel.CENTER);
		//“备注”标签
		commentLabel = new JLabel("备注", JLabel.CENTER);
		//输入书名文本框
		bookNameText = new JTextField(15);
		//输入出版社名字文本框
		pressNameText = new JTextField(15);
		//输入作者姓名文本框
		authorText = new JTextField(15);
		//输入地址文本框
		addressText = new JTextField(15);
		//输入出版日期文本框
		pressDateText = new JTextField(15);
		//输入价格文本框
		priceText = new JTextField(15);
		//输入图书数量文本框
		bookCountText = new JTextField(15);
		//输入图书备注文本框
		commentText = new JTextField(15);
		panel1 = new JPanel();
		panel1.setLayout(new GridLayout(8, 2));
		panel1.add(bookNameLabel);
		panel1.add(bookNameText);
		panel1.add(pressNameLabel);
		panel1.add(pressNameText);
		panel1.add(authorLabel);
		panel1.add(authorText);
		panel1.add(addressLabel);
		panel1.add(addressText);
		panel1.add(pressDateLabel);
		panel1.add(pressDateText);
		panel1.add(priceLabel);
		panel1.add(priceText);
		panel1.add(bookCountLabel);
		panel1.add(bookCountText);
		panel1.add(commentLabel);
		panel1.add(commentText);
		panel2 = new JPanel();
		panel2.setLayout(new GridLayout(1, 3));
		//“清空”按钮
		clearButton = new JButton("清空");
		//为“清空”按钮添加事件监听者
		clearButton.addActionListener(this);
		//“添加”按钮
		addButton = new JButton("添加");
		//为“添加”按钮添加事件监听者
		addButton.addActionListener(this);
		//退出按钮
		exitButton = new JButton("退出");
		//为“退出”按钮添加事件监听者
		exitButton.addActionListener(this);
		panel2.add(clearButton);
		panel2.add(addButton);
		panel2.add(exitButton);
		container.add(panel1, BorderLayout.CENTER);
		container.add(panel2, BorderLayout.SOUTH);

	}

	/**
	 * 动作响应方法，将新增的图书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() == exitButton) {
			// 单击“退出”按钮不作任何事情
			this.dispose();
		} else if (action.getSource() == clearButton) {
			// 单击“清空”按钮将所有输入框清空
			bookNameText.setText("");
			pressNameText.setText("");
			authorText.setText("");
			addressText.setText("");
			pressDateText.setText("");
			priceText.setText("");
			bookCountText.setText("");
			commentText.setText("");
		} else if (action.getSource() == addButton) {
			// 判断书名是否为空
			if (bookNameText.getText().trim().equals("")) {
				JOptionPane.showMessageDialog(null, "书名不能为空！");
			} else if (pressNameText.getText().trim().equals("")) {
				// 判断出版社是否为空
				JOptionPane.showMessageDialog(null, "出版社不能为空！");
			} else if (authorText.getText().trim().equals("")) {
				// 判断作者是否为空
				JOptionPane.showMessageDialog(null, "作者不能为空！");
			} else if (bookCountText.getText().trim().equals("")) {
				// 判断新书数目是否为空
				JOptionPane.showMessageDialog(null, "新书数目不能为空！");
			} 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
				Books book = new Books();
				book.setBookName(bookNameText.getText().trim());
				book.setPress(pressNameText.getText().trim());
				book.setAuthor(authorText.getText().trim());
				book.setAddress(addressText.getText().trim());
				book.setPressDate(new GregorianCalendar().getTime());
				book.setPrice(new Double(priceText.getText().trim()));
				book.setBooksCount(new Integer(bookCountText.getText().trim()));
				book.setCom(commentText.getText().trim());
				session.saveOrUpdate(book);

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

				JOptionPane.showMessageDialog(null, "添加书籍成功！");
				this.dispose();

			}

		}
	}
}