/** * Title:        JBuilder數據模塊的應用 * Description:  Java語言演示程序：JBuilder數據模塊的應用，用于北京師范大學計算機系Java課程教學示范。 * Copyright:    Copyright (c) 2002 * Company:      北京師范大學計算機系 * @author 孫一林 * @version 1.0 */package mydatamoduleapp;import java.awt.*;import java.awt.event.*;import com.borland.dx.dataset.*;import com.borland.dx.sql.dataset.*;public class DataModule1 implements DataModule {  private static DataModule1 myDM;  Database database1 = new Database();  QueryDataSet studentbase = new QueryDataSet();  public static DataModule1 getDataModule() {    if (myDM == null) {      myDM = new DataModule1();    }    return myDM;  }  public DataModule1() {    try {      jbInit();    }    catch(Exception e) {      e.printStackTrace();    }  }  private void jbInit() throws Exception {    studentbase.setQuery(new com.borland.dx.sql.dataset.QueryDescriptor(database1, "SELECT studentbase.\"學號\",studentbase.\"姓名\",studentbase.\"年齡\",studentbase.\"性別\",studentbase.\"系名\" " +      "FROM\"D:\\DataBase\\student\".studentbase", null, true, Load.ALL));    database1.setConnection(new com.borland.dx.sql.dataset.ConnectionDescriptor("jdbc:odbc:student", "student", "123456", false, "sun.jdbc.odbc.JdbcOdbcDriver"));  }  public Database getDatabase1() {    return database1;  }  public QueryDataSet getStudentbase() {    return studentbase;  }}