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public interface UserDao {
public void save();
}
public class Override_Overload implements UserDao{
@Override
public void save() {
// TODO Auto-generated method stub
}
//ÒÔÏÂÈýÖз½¾ÍÊÇoverloadÊÇÖØÔØ
public int find(String name){
return 1;
}
public int find(String name,Long id){
return 1;
}
public int find(Long id){
return 1;
}
}
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public static long forJava(File f1,File f2) throws Exception{
long time=new Date().getTime();
int length=2097152;
FileInp ......
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/**
* ShowExtending
* ÑÝʾ¼Ì³ÐʱµÄÏÖÏó
*/
class SupCls {
static String s1 = "¸¸ÀàÀà±äÁ¿s1";
String s2 = "¸¸ÀàʵÀý±äÁ¿s2";
SupCls(){
System.out.println("¸¸À๹ÔìÆ÷±»·ÃÎÊ");
}
public static void f1(){
......
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Exception in thread "main" java.lang.NoClassDefFoundError: HelloWorld/class
Caused by: java.lang.ClassNotFoundException: HelloWorld.class
at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
  ......