Posted on 2006-11-05 17:57
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java基础学习系列
import
java.util.Enumeration;
class
collection
implements
Enumeration
{
private
int
count =
0
;
private
boolean
more =
true
;
public
boolean
hasMoreElements
() {
return
more;
}
public
Object nextElement
() {
count++;
if
(
count >
4
)
more =
false
;
return new
Integer
(
count
)
;
}
}
public class
MainClass
{
public static
void
main
(
String args
[]) {
Enumeration e =
new
collection
()
;
while
(
e.hasMoreElements
()) {
System.out.println
(
e.nextElement
())
;
}
}
}