Code Example 1. Varargs.java
Import java.text.MessageFormat;
Import java.util.date;
/ **
* @Author Mao Xiang
*
* When the parameter is a collection or array, you can use ... Simplify definitions
* /
Public class varargs {
Public static void main (String [] args) {
TEST1 ();
TEST2 (ARGS);
}
Public static void test1 () {
Object [] arguments = {
New Integer (7),
New Date (),
"a disturbance in the force"
}
String result = messageformat.format
"At {1, time} on {1, date}, there WAS {2} on planet"
"{0, NUMBER, INTEGER}.", Arguments;
System.out.println (Result);
String result1 = messageformat.format
"At {1, time} on {1, date}, there WAS {2} on planet"
"{0, Number, INTEGER}.",
7, New Date (), "a disturbance in the force");
System.out.println (Result1);
}
Public static void test2 (String ... args) {// parameter definition VARARGS
INT passed = 0;
INT failed = 0;
For (String ClassName: args) {
Try {
Class C = Class.Forname (ClassName);
C.getMethod ("Test"). Invoke (c.newinstance ());
PaSSED ;
} catch (exception ex) {
System.out.printf ("% s failed:% s% n", classname, ex);
Failed ;
}
}
System.out.printf ("Passed =% D; Failed =% D% N", PASSED, FAILED);
}
}
