How To Check If An Object Reference Is Null Or Not? | Java Tips And Tricks

Usually we use if statement combined with == or != operators to check if an object reference is null or not. We do this to validate arguments passed to constructors or methods doesn’t contain a null value.

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[PrabhatKumarJ]

I was expecting something interesting from the title of the video. But the topic tells about how to validate method parameter with help of Java util. is just a utility method introduced in Java 7 which replaces boilerplate code nothing new. Looking forward for something interesting topics...

[arnavshukla]

I am getting null object reference error how to fix