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Common cause of java.lang.NullPointerException in Java with Example

Author : Javin Paul      Blog :TIBCO RV FIX PROTOCOL JAVA TUTORIAL      Date: 6/9/2012 1:27:00 PM

NullPointerException in Java is probably the first Exception you will face in Java. It is true nightmare for beginners in Java but pretty easy to solve once you get familiar with Exception handling in Java. What makes NullPointerException little tricky is its name which has pointer in itself and Java does not support pointers like multiple inheritance in Java . In this article we will see What is NullPointerException in Java, How to solve Exception in thread "main" java.lang.NullPointerException, finding possible cause of Java NullPointerException and how to troubleshoot NPE in Java. Based on my experience once you know little bit about NullPointerException its pretty easy to solve.
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