21 lines
614 B
Java
21 lines
614 B
Java
// assertions/Assert2.java
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// ©2016 MindView LLC: see Copyright.txt
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// We make no guarantees that this code is fit for any purpose.
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// Visit http://mindviewinc.com/Books/OnJava/ for more book information.
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// Assert with an informative message
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// {JVMArgs: -ea}
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// {ThrowsException}
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public class Assert2 {
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public static void main(String[] args) {
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assert false: "Here's a message saying what happened";
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}
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}
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/* Output:
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___[ Error Output ]___
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Exception in thread "main" java.lang.AssertionError: Here's
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a message saying what happened
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at Assert2.main(Assert2.java:8)
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___[ Exception is Expected ]___
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*/
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