Creating Your Own Exception Class
● Steps to follow
– Create a class that extends the RuntimeException or the
Exception class
– Customize the class
● Members and constructors may be added to the class
● Example:
class HateStringExp extends RuntimeException {
/* some code */
}
How To Use Your Own Exceptions
class TestHateString {
public static void main(String args[]) {
String input = "invalid input";
try {
if (input.equals("invalid input")) {
throw new HateStringExp();
}
System.out.println("Accept string.");
} catch (HateStringExp e) {
System.out.println("Hate string!”);
}
} }
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