20 lines
573 B
Java
20 lines
573 B
Java
// validating/Assert2.java
|
|
// (c)2017 MindView LLC: see Copyright.txt
|
|
// We make no guarantees that this code is fit for any purpose.
|
|
// Visit http://OnJava8.com for more book information.
|
|
// Assert with an information-expression
|
|
// {java Assert2 -ea}
|
|
// {ThrowsException}
|
|
|
|
public class Assert2 {
|
|
public static void main(String[] args) {
|
|
assert false: "Here's a message saying what happened";
|
|
}
|
|
}
|
|
/* Output:
|
|
___[ Error Output ]___
|
|
Exception in thread "main" java.lang.AssertionError: Here's
|
|
a message saying what happened
|
|
at Assert2.main(Assert2.java:8)
|
|
*/
|