Click here to watch in Youtube :
https://www.youtube.com/watch?v=OLqBucdWaVM&list=UUhwKlOVR041tngjerWxVccw
Click the below Image to Enlarge
Java Tutorial : Java Exception handling (Exception propagation) |
Java Tutorial : Java Exception handling (Exception propagation) |
public class ExceptionPropagationDemo { public static void main(String[] args) { ExceptionPropagationDemo exceptionPropagationDemo = new ExceptionPropagationDemo(); try { exceptionPropagationDemo.method1(); } catch(Exception exe) { exe.printStackTrace(); System.out.println("Exception is handled in main method."); } System.out.println("Normal flow..."); } public void method1() { System.out.println("method1() is called."); method2(); } public void method2() { System.out.println("method2() is called."); method3(); } public void method3() { System.out.println("method3() is called."); String str = null; System.out.println(str.length()); } }
method1() is called. method2() is called. method3() is called. java.lang.NullPointerException at ExceptionPropagationDemo.method3(ExceptionPropagationDemo.java:35) at ExceptionPropagationDemo.method2(ExceptionPropagationDemo.java:28) at ExceptionPropagationDemo.method1(ExceptionPropagationDemo.java:22) at ExceptionPropagationDemo.main(ExceptionPropagationDemo.java:9) Exception is handled in main method.
https://sites.google.com/site/javaee4321/java/ExceptionDemo_Exception_Propagation_App.zip?attredirects=0&d=1
Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava/ExceptionDemo_Exception_Propagation_App
Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/969ffd88eb34c4fd42d966118b27490392b78865/BasicJava/ExceptionDemo_Exception_Propagation_App/?at=master
See also:
No comments:
Post a Comment