javaµÚ6Ìì¿ÎÌôúÂë
/***************¶¨Òå½Ó¿Ú******************/
package day6;
public interface StudentDao {
public void insert();
public void update();
public void delete();
public void query();
public void FindById();
}
/***************¶¨Òå½Ó¿Ú ½èËÞ******************/
/***************ʹÓýӿÚ******************/
package day6;
public class Mysql implements StudentDao {
public void FindById() {
// TODO Auto-generated method stub
System.out.println("FindById.....");
}
public void delete() {
// TODO Auto-generated method stub
}
public void insert() {
// TODO Auto-generated method stub
}
public void query() {
// TODO Auto-generated method stub
}
public void update() {
// TODO Auto-generated method stub
}
}
/***************ʹÓÃ½Ó¿Ú ½áÊø******************/
/****************ÒÀÀµ×¢Èë*************************/
package day6;
public class StudentBiz {
private StudentDao sd=new Mysql();
public void FindStuById() {
sd.FindById();
}
public void deleteStu() {
sd.delete();
}
public void insertStu() {
sd.insert();
}
public void queryStu() {
sd.query();
}
public void updateStu() {
sd.update();
}
}
/****************ÒÀÀµ×¢Èë ½áÊø*************************/
/*******************²âÊÔÀà************************/
package day6;
public class Test {
/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
StudentBiz sb=new StudentBiz();
sb.FindStuById();
}
}
/*******************²âÊÔÀà ½áÊø************************/
/********************** ¶¨Òå ³éÏóÀà **********************/
package day6;
public class TestAbstract {
static publ
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import java.io.IOException;
import java.io.InputStream;
import java.util.Properties;
import org.apache.log4j.Logger;
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