Exception in thread “main” java.lang.NullPointerException:
Cannot invoke “String.toLowerCase()” because the return value of
“com.baeldung.java14.npe.HelpfulNullPointerException$PersonalDetails.getEmailAddress()” is null
at com.baeldung.java14.npe.HelpfulNullPointerException.main(HelpfulNullPointerException.java:10)
I haven’t written any Java since Java 6. This makes me so happy to hear.
What about XML, and XML based configs? Is the Java ecosystem still obsessed with XML?
I remember I was once trying to learn Hibernate. After finding what I thought looked like the best tutorial, I skimmed through it and there was literally no Java code in the tutorial about a Java library! It was all XML! I never could understand it, but this was early in my career, maybe I could handle it now, maybe not.
Java:
NullPointerException
Since Java 14 it looks like this:
I haven’t written any Java since Java 6. This makes me so happy to hear.
What about XML, and XML based configs? Is the Java ecosystem still obsessed with XML?
I remember I was once trying to learn Hibernate. After finding what I thought looked like the best tutorial, I skimmed through it and there was literally no Java code in the tutorial about a Java library! It was all XML! I never could understand it, but this was early in my career, maybe I could handle it now, maybe not.