?? datamodule1.java
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/** * Title: JBuilder數(shù)據(jù)模塊的應(yīng)用 * Description: Java語言演示程序:JBuilder數(shù)據(jù)模塊的應(yīng)用,用于北京師范大學(xué)計(jì)算機(jī)系Java課程教學(xué)示范。 * Copyright: Copyright (c) 2002 * Company: 北京師范大學(xué)計(jì)算機(jī)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(xué)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; }}
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