Constructor Exception in Java
In this Tutorial we want to describe you a code that
help you in understanding program for handling
Constructor exception.A Constructor mean a method which has the same name
as of the class. Constructor initializes a new object belonging to the class
automatically. The program given below consists of a parameterized constructor
which takes String and int as a parameters. The main reason of exception occurring
in the program is ConstructorException c = new ConstructorException("gh", -1);For
removing this exception we have to passs a value which is greater than 0 instead
of -1..
ConstructorException.java
public class ConstructorException {
private static String name;
private static int age;
public ConstructorException(String Name, int Age) {
name = Name;
age = Age;
if (age < 0) {
throw new IllegalArgumentException("age out of range: " + age );
}
if (name == null) {
throw new IllegalArgumentException(
"name is null");
}
}
public static void main(String[] args) {
ConstructorException c = new ConstructorException("gh", -1);
}
}
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output of the program
Exception in thread "main" java.lang.IllegalArgumentException: age out of range: -1
at ConstructorException.<init>(ConstructorException.java:10)
at ConstructorException.main(ConstructorException.java:19)
Java Result: 1 |
Download source code
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