borrowhistorybystudentname.java~7~

这是一个用JAVA编写的书籍借阅管理系统

package bookmanager;

import javax.swing.*;
import com.borland.jbcl.layout.*;
import java.awt.*;
import java.sql.*;
import java.awt.event.*;
/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2003</p>
 * <p>Company: </p>
 * @author not attributable
 * @version 1.0
 */

public class borrowHistoryBystudentname extends JFrame {
  ResultSet rs;    //resultset
 String sql;
 private DBManager db =new DBManager();

  XYLayout xYLayout1 = new XYLayout();
  JLabel jLabel4 = new JLabel();
  JLabel jLabel1 = new JLabel();
  JLabel jLabel3 = new JLabel();
  JTextField jTextbdate = new JTextField();
  JButton jButtonnext = new JButton();
  JButton jButtonpre = new JButton();
  JButton jButtonlast = new JButton();
  JButton jButtonupdate = new JButton();
  JLabel jLabel2 = new JLabel();
  JTextField jTextbname = new JTextField();
  JButton jButtonexit = new JButton();
  JButton jButtondelete = new JButton();
  JButton jButtonsearch = new JButton();
  JButton jButtonfirst = new JButton();
  JTextField jTextpname = new JTextField();
  JTextField jTextrdate = new JTextField();
  JTextField jTextcomment = new JTextField();
  JLabel jLabel5 = new JLabel();
  JPanel jPanel1 = new JPanel();
  XYLayout xYLayout2 = new XYLayout();

  public borrowHistoryBystudentname() {
    try {
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }
  public static void main(String[] args) {
    borrowHistoryBystudentname borrowHistoryBystudentname = new borrowHistoryBystudentname();
  }
  private void jbInit() throws Exception {
    jLabel5.setText("还阅日期");
    jLabel5.setFont(new java.awt.Font("Dialog", 0, 16));
    jTextcomment.setText("");
    jTextcomment.setFont(new java.awt.Font("Dialog", 0, 16));
    jTextrdate.setText("");
    jTextrdate.setFont(new java.awt.Font("Dialog", 0, 16));
    jTextpname.setText("");
    jTextpname.setFont(new java.awt.Font("Dialog", 0, 16));
    jButtonfirst.setText("第一条");
    jButtonfirst.setFont(new java.awt.Font("Dialog", 0, 16));
    jButtonsearch.setText("查询");
    jButtonsearch.setFont(new java.awt.Font("Dialog", 0, 16));
    jButtondelete.setFont(new java.awt.Font("Dialog", 0, 16));
    jButtondelete.setText("删除");
    jButtonexit.setFont(new java.awt.Font("Dialog", 0, 16));
    jButtonexit.setText("退出");
    jTextbname.setText("");
    jTextbname.setFont(new java.awt.Font("Dialog", 0, 16));
    jLabel2.setText("书名");
    jLabel2.setFont(new java.awt.Font("Dialog", 0, 16));
    jButtonupdate.setFont(new java.awt.Font("Dialog", 0, 16));
    jButtonupdate.setText("更新");
    jButtonlast.setText("最后一条");
    jButtonlast.setFont(new java.awt.Font("Dialog", 0, 16));
    jButtonpre.setFont(new java.awt.Font("Dialog", 0, 16));
    jButtonpre.setText("前一条");
    jButtonnext.setFont(new java.awt.Font("Dialog", 0, 16));
    jButtonnext.setText("后一条");
    jTextbdate.setText("");
    jTextbdate.setFont(new java.awt.Font("Dialog", 0, 16));
    jLabel3.setText("借阅日起");
    jLabel3.setFont(new java.awt.Font("Dialog", 0, 16));
    jLabel1.setText("借阅者姓名");
    jLabel1.setFont(new java.awt.Font("Dialog", 0, 16));
    jLabel4.setText("备注");
    jLabel4.setFont(new java.awt.Font("Dialog", 0, 16));
    this.getContentPane().setLayout(xYLayout1);
    xYLayout1.setWidth(656);
    xYLayout1.setHeight(395);
    jPanel1.setLayout(xYLayout2);
    jPanel1.setBorder(BorderFactory.createLineBorder(Color.black));
    this.addMouseListener(new borrowHistoryBystudentname_this_mouseAdapter(this));
    this.getContentPane().add(jButtonsearch, new XYConstraints(441, 35, 104, 31));
    this.getContentPane().add(jPanel1,   new XYConstraints(26, 88, 611, 229));
    jPanel1.add(jTextbname, new XYConstraints(220, 29, 154, 23));
    jPanel1.add(jTextrdate, new XYConstraints(221, 118, 137, -1));
    jPanel1.add(jLabel4, new XYConstraints(65, 178, 66, 29));
    jPanel1.add(jLabel3, new XYConstraints(67, 71, 87, 29));
    jPanel1.add(jTextbdate, new XYConstraints(220, 72, 137, -1));
    jPanel1.add(jLabel2, new XYConstraints(69, 14, 89, 35));
    jPanel1.add(jTextcomment, new XYConstraints(219, 171, 324, -1));
    jPanel1.add(jLabel5, new XYConstraints(64, 119, 87, 29));
    this.getContentPane().add(jButtonnext, new XYConstraints(202, 346, 89, 26));
    this.getContentPane().add(jButtonpre, new XYConstraints(119, 345, 82, 26));
    this.getContentPane().add(jButtonlast, new XYConstraints(291, 346, 98, 27));
    this.getContentPane().add(jButtonupdate, new XYConstraints(390, 347, 84, 27));
    this.getContentPane().add(jButtonexit, new XYConstraints(559, 346, 70, 28));
    this.getContentPane().add(jButtondelete, new XYConstraints(473, 347, 86, 28));
    this.getContentPane().add(jButtonfirst, new XYConstraints(32, 344, 86, 26));
    this.getContentPane().add(jTextpname, new XYConstraints(246, 42, 116, 26));
    this.getContentPane().add(jLabel1, new XYConstraints(92, 39, 88, 33));
  }
  void showResult(){
   try {
       jTextpname.setText(rs.getString("studentname") );
      jTextbname.setText(rs.getString("bookname") );
      jTextbdate.setText(rs.getString("borrowdate") );
      jTextrdate.setText(rs.getString("returndate") );
      jTextcomment.setText(rs.getString("comment") );
       }
    catch (SQLException ex) {
       }

 }

  void this_mouseClicked(MouseEvent e) {
    sql="select * from BookBorrow ";
                // JOptionPane.showMessageDialog(null,jCombocolor.getSelectedItem().toString().trim() );
                       if (jTextpname.getText().trim().length() ==0)
                       {}
                       else
                       {
                          sql=sql+"  where  studentname='"+jTextpname.getText().trim()+"'";
                       }
                        rs =db.getResult(sql);
                       try {
                         if(! rs.equals(null) )
                         {  rs.next();
                            showResult();
                         }
                       }
                       catch (SQLException ex) {
                          JOptionPane.showMessageDialog(null," search failed!");
                       }

  }

}

class borrowHistoryBystudentname_this_mouseAdapter extends java.awt.event.MouseAdapter {
  borrowHistoryBystudentname adaptee;

  borrowHistoryBystudentname_this_mouseAdapter(borrowHistoryBystudentname adaptee) {
    this.adaptee = adaptee;
  }
  public void mouseClicked(MouseEvent e) {
    adaptee.this_mouseClicked(e);
  }
}