statisticpanel2.java~55~

来自「银行信用评估系统」· JAVA~55~ 代码 · 共 243 行

package management;

import java.awt.*;
import javax.swing.*;
import com.borland.dbswing.*;
import com.borland.dx.sql.dataset.*;
import java.awt.event.*;
import java.sql.*;
import com.borland.dx.dataset.*;
import com.borland.jbcl.layout.*;
import com.borland.dx.sql.dataset.*;

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2004</p>
 * <p>Company: </p>
 * @author not attributable
 * @version 1.0
 */

public class statisticPanel2 extends JPanel {
  JButton jButton1 = new JButton();
  TableScrollPane tableScrollPane1 = new TableScrollPane();
  JdbTable jdbTable1 = new JdbTable();
  Database database1 = new Database();

  PreparedStatement pstmt;
   Connection con;
   String query;
   ResultSet rs;
   String str;
  JComboBox jComboBox1 = new JComboBox();
  JLabel jLabel1 = new JLabel();
  JLabel jLabel2 = new JLabel();
  JLabel jLabel3 = new JLabel();
  JLabel jLabel4 = new JLabel();
  JLabel jLabel6 = new JLabel();
  QueryDataSet queryDataSet1 = new QueryDataSet();
  QueryResolver queryResolver1 = new QueryResolver();
  GridBagLayout gridBagLayout1 = new GridBagLayout();
  JLabel jLabel7 = new JLabel();


  public statisticPanel2() {
    try {
      jbInit();
    }
    catch(Exception ex) {
      ex.printStackTrace();
    }
  }
  void jbInit() throws Exception {
    this.setLayout(gridBagLayout1);
    jButton1.setBackground(UIManager.getColor("Slider.background"));
    jButton1.setFont(new java.awt.Font("Dialog", 1, 13));
    jButton1.setActionCommand("统计");
    jButton1.setText("统 计");
    jButton1.addActionListener(new statisticPanel2_jButton1_actionAdapter(this));
    database1.setConnection(new com.borland.dx.sql.dataset.ConnectionDescriptor("jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=student", "sa", "lomf8244", false, "com.borland.datastore.jdbc.DataStoreDriver"));
    database1.setTransactionIsolation(java.sql.Connection.TRANSACTION_READ_COMMITTED);
    jdbTable1.setBackground(Color.cyan);
    jdbTable1.setAutoResizeMode(JTable.AUTO_RESIZE_LAST_COLUMN);
    jdbTable1.setSelectionBackground(UIManager.getColor("info"));
    jdbTable1.setSelectionForeground(Color.red);
    jComboBox1.addItemListener(new statisticPanel2_jComboBox1_itemAdapter(this));
    this.setBackground(new Color(255, 255, 197));
    this.setForeground(Color.black);
    jLabel1.setBackground(Color.pink);
    jLabel1.setForeground(Color.magenta);
    jLabel1.setMaximumSize(new Dimension(0, 0));
    jLabel1.setText("");
    jLabel1.setBounds(new Rectangle(1, 158, 488, 45));
    jLabel2.setFont(new java.awt.Font("Dialog", 1, 20));
    jLabel2.setForeground(Color.red);
    jLabel2.setText(" 留级标准：未通过课程学分累计达到5分");
    jLabel3.setFont(new java.awt.Font("Dialog", 1, 20));
    jLabel3.setForeground(Color.red);
    jLabel3.setText("退学标准：未通过课程学分累计达到8分");
    jLabel4.setFont(new java.awt.Font("Dialog", 1, 20));
    jLabel4.setForeground(Color.magenta);
    jLabel4.setHorizontalTextPosition(SwingConstants.TRAILING);
    jLabel4.setText("");
    jLabel6.setFont(new java.awt.Font("Dialog", 1, 28));
    jLabel6.setText("选 择 统 计 项：");
    tableScrollPane1.getViewport().setBackground(UIManager.getColor("ToolTip.background"));
    queryDataSet1.setResolver(queryResolver1);
    queryResolver1.setDatabase(database1);
    queryResolver1.setUpdateMode(com.borland.dx.dataset.UpdateMode.KEY_COLUMNS);
    jLabel7.setFont(new java.awt.Font("Dialog", 1, 40));
    jLabel7.setForeground(Color.magenta);
    jLabel7.setText("      学 生 统 计 管 理");
    this.add(tableScrollPane1,   new GridBagConstraints(0, 6, 3, 1, 1.0, 1.0
            ,GridBagConstraints.CENTER, GridBagConstraints.BOTH, new Insets(8, 0, 0, 0), 20, -129));
    tableScrollPane1.getViewport().add(jdbTable1, null);
    this.add(jComboBox1,   new GridBagConstraints(1, 2, 2, 1, 1.0, 0.0
            ,GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, new Insets(0, 17, 0, 11), 212, 3));
    this.add(jButton1,   new GridBagConstraints(2, 3, 1, 2, 0.0, 0.0
            ,GridBagConstraints.CENTER, GridBagConstraints.NONE, new Insets(24, 20, 10, 12), 4, 11));
    this.add(jLabel2,   new GridBagConstraints(0, 3, 2, 1, 0.0, 0.0
            ,GridBagConstraints.WEST, GridBagConstraints.NONE, new Insets(14, 0, 0, 10), 0, -2));
    this.add(jLabel3,   new GridBagConstraints(0, 4, 2, 1, 0.0, 0.0
            ,GridBagConstraints.WEST, GridBagConstraints.NONE, new Insets(7, 8, 0, 7), 3, -3));
    this.add(jLabel6,   new GridBagConstraints(0, 2, 1, 1, 0.0, 0.0
            ,GridBagConstraints.WEST, GridBagConstraints.NONE, new Insets(0, 9, 0, 0), 2, -12));
    this.add(jLabel4,   new GridBagConstraints(0, 5, 2, 1, 0.0, 0.0
            ,GridBagConstraints.WEST, GridBagConstraints.NONE, new Insets(0, 100, 0, 0), 289, 38));
    this.add(jLabel7,    new GridBagConstraints(0, 0, 3, 1, 0.0, 0.0
            ,GridBagConstraints.CENTER, GridBagConstraints.NONE, new Insets(0, 0, 0, 0), 290, 0));

    Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver");
    String url = "jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=student";
    String username= "sa";
    String password= "lomf8244";
    con = DriverManager.getConnection(url,username,password);

    jComboBox1.addItem("重修统计");
   jComboBox1.addItem("留级统计");
   jComboBox1.addItem("退学统计");

  }

  void jButton1_actionPerformed(ActionEvent e) {
    try{
      if(str.equals("重修"))
      {
        query = "select * from score where SCORETPYE=?";
        pstmt = con.prepareStatement(query);
        pstmt.setString(1,str);
      }
     else if(str.equals("留级统计"))
     {
       query="select STUDENTNO as '学号',sum(SCORECREDIT) as '留级学分总和' from score student  where score<60 group by studentno having sum(SCORECREDIT)>5 and sum(SCORECREDIT)<10";
       pstmt = con.prepareStatement(query);
     }
     else
     {
       query="select STUDENTNO as '学号',sum(SCORECREDIT) as '留级学分总和' from score student  where score<60 group by studentno having sum(SCORECREDIT)>8";
       pstmt = con.prepareStatement(query);

     }

     rs=pstmt.executeQuery();
     if(rs.next()){
            queryDataSet1.close();
            if(str.equals("重修"))
              {
                 jLabel4.setText("重修统计名单如下");
                 str = rs.getString("SCORETPYE");
                 str = "select STUDENTNO as"+ "\'"+"学号" +"\'"+",COURSENAME as"+ "\'"+"课程名称" +"\'"+",SCORE as"+ "\'"+"成绩" +"\'"+",SCORECREDIT as"+ "\'"+"学分" +"\'"+",SCORESORT as"+ "\'"+"类别" +"\'"+",SCORETPYE as"+ "\'"+"考别" +"\'"+",SCOREREMARK as"+ "\'"+"备注" +"\'"+",SCORETIME as"+ "\'"+"时间" +"\'"+"from score where SCORETPYE=" + "\'" + str + "\'";
                 queryDataSet1.setQuery(new com.borland.dx.sql.dataset.QueryDescriptor(database1, str, null, true, Load.ALL));
              }
            if(str.equals("留级统计"))
             {
               jLabel4.setText("留级统计名单如下");
               String m[]=new String[1024];
               m[0]=rs.getString("学号");
               for(int i=1;rs.next();i++)
               {   m[i]=rs.getString("学号");
               }
                  if(m[0]!=null)
                  str = "select STUDENTNO as"+ "\'"+"学号" +"\'"+",STUDENTNAME as"+ "\'"+"姓名" +"\'"+",STUDENTAGE as"+ "\'"+"年龄" +"\'"+",STUDENTSEX as"+ "\'"+"性别" +"\'"+",STUENTRACE as"+ "\'"+"民族" +"\'"+",STUDENTSPECIATION as"+ "\'"+"专业" +"\'"+"from student where STUDENTNO="+ "\'" + m[0]+ "\'";
                  for(int i=1;i<m.length;i++)
                  {
                      if(m[i]!=null)
                      str=str+ " or STUDENTNO="+ "\'" + m[i]+ "\'";
                  }
                  queryDataSet1.setQuery(new com.borland.dx.sql.dataset.QueryDescriptor(database1, str, null, true, Load.ALL));
             }
             if(str.equals("退学统计"))
             {
               jLabel4.setText("退学统计名单如下");
               String m[]=new String[1024];
               m[0]=rs.getString("学号");
               for(int i=1;rs.next();i++)
               {   m[i]=rs.getString("学号");
               }
                  if(m[0]!=null)
                  str = "select STUDENTNO as"+ "\'"+"学号" +"\'"+",STUDENTNAME as"+ "\'"+"姓名" +"\'"+",STUDENTAGE as"+ "\'"+"年龄" +"\'"+",STUDENTSEX as"+ "\'"+"性别" +"\'"+",STUENTRACE as"+ "\'"+"民族" +"\'"+",STUDENTSPECIATION as"+ "\'"+"专业" +"\'"+"from student where STUDENTNO="+ "\'" + m[0]+ "\'";
                  for(int i=1;i<m.length;i++)
                  {
                      if(m[i]!=null)
                      str=str+ " or STUDENTNO="+ "\'" + m[i]+ "\'";
                  }
                  queryDataSet1.setQuery(new com.borland.dx.sql.dataset.QueryDescriptor(database1, str, null, true, Load.ALL));
              }

                queryDataSet1.refresh();
                jdbTable1.setDataSet(queryDataSet1);
                 jdbTable1.repaint();
      }
      else{
        jLabel4.setText("没有匹配项!");
        queryDataSet1.close();
        queryDataSet1.refresh();
        jdbTable1.setDataSet(null);
        jdbTable1.repaint();
    }
}
catch(Exception ef)
{ System.out.print("系统错误，请重新运行。");
}

  }

  void jComboBox1_itemStateChanged(ItemEvent e) {
    str=(String)jComboBox1.getSelectedItem();
    if(str.equals("重修统计"))
     {
       str="重修";
     }
     else if(str.equals("留级统计"))
    {
     str="留级统计";
    }
    else
    {
      str="退学统计";
     }
  }
}

class statisticPanel2_jButton1_actionAdapter implements java.awt.event.ActionListener {
  statisticPanel2 adaptee;

  statisticPanel2_jButton1_actionAdapter(statisticPanel2 adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.jButton1_actionPerformed(e);
  }
}

class statisticPanel2_jComboBox1_itemAdapter implements java.awt.event.ItemListener {
  statisticPanel2 adaptee;

  statisticPanel2_jComboBox1_itemAdapter(statisticPanel2 adaptee) {
    this.adaptee = adaptee;
  }
  public void itemStateChanged(ItemEvent e) {
    adaptee.jComboBox1_itemStateChanged(e);
  }
}