JAVA EXAMPLE PROGRAMS

JAVA EXAMPLE PROGRAMS

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How Exception Terminates Java Program?

Whenever exception arises, it terminates the program execution, means it stops the execution of the current java program. Below example shows what happens when an exception occurs.

Sample Code

Code:
package com.myjava.exceptions;

public class MyException {
    public static void main(String a[]){
        for(int i=5;i>=0;i--){
            System.out.println(10/i);
        }
        System.out.println("After for loop...");
    }
}

Example Output

2
2
3
5
10
Exception in thread "main" java.lang.ArithmeticException: / by zero
        at com.myjava.exceptions.MyException.main(MyException.java:6)
Java Result: 1

Other Exception Handling Examples

Knowledge Centre
Can we call servlet destory() from service()?
As you know, destory() is part of servlet life cycle methods, it is used to kill the servlet instance. Servlet Engine is used to call destory(). In case, if you call destory method from service(), it just execute the code written in the destory(), but it wont kill the servlet instance. destroy() will be called before killing the servlet instance by servlet engine.
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About Author

I'm Nataraja Gootooru, programmer by profession and passionate about technologies. All examples given here are as simple as possible to help beginners. The source code is compiled and tested in my dev environment.

If you come across any mistakes or bugs, please email me to [email protected].

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Reference: Java™ Platform Standard Ed. 7 - API Specification | Java™ Platform Standard Ed. 8 - API Specification | Java is registered trademark of Oracle.
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