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Java Cannot Reference A Field Before It Is Defined

This was more for a bit of fun. Browse other questions tagged java static initialization inner-classes or ask your own question. xparse processor with multiple arguments My cat sat on my laptop, now the right side of my keyboard types the wrong characters Color substitution in a BufferedImage How much time would Would we find alien music meaningful? weblink

Photographing Sea Turtles hatching on the beach About the kanji 鱈 Does the electoral vote count ever get reallocated between states? It is frowned on to call an instance method within a constructor, but I've left this way for brevity. –Pool May 9 '15 at 9:50 ... share|improve this answer answered Mar 5 '14 at 11:53 Idan Arye 8,05122042 add a comment| up vote 1 down vote Order matters. static Integer j = i; /* compile error */ static final Integer i = 5; But accesses by methods are not checked in the same way.

Should I allow my child to make an alternate meal if they do not like anything served at mealtime? Probably. java static enums declaration share|improve this question edited Aug 23 '13 at 7:16 asked Aug 22 '13 at 13:36 sp00m 29.9k1374128 Aren't enum constants compiled to structures similar to share|improve this answer answered Sep 11 '13 at 11:03 Joachim Sauer 186k35396504 compiler must check if is assigned exactly once, but definitely hasn't checked if it isn't referenced before

Read here: set of valid values is created at type initialization time –Sotirios Delimanolis Aug 22 '13 at 13:40 JLS says The optional class body of an enum constant Browse other questions tagged java enums or ask your own question. Browse other questions tagged java initialization syntax-error or ask your own question. Good idea to use the names :) –Brian Sep 25 '12 at 23:08 add a comment| Did you find this question interesting?

asked 2 years ago viewed 126 times active 2 years ago Upcoming Events 2016 Community Moderator Election ends Nov 22 Visit Chat Related 172Static initializer in Java71In what order do static Should I allow my child to make an alternate meal if they do not like anything served at mealtime? So that It can available to below blocks. http://stackoverflow.com/questions/12592286/java-enum-cannot-reference-a-field-before-it-is-defined Try making your static variable final.In that case,you will be getting true.This is because your compiler itself will embed the value in bytecode(since the field is final) as part of optimisation

Space of real sequences with finitely many nonzero elements is a Banach space? and got it wrong: The static field is read before it is assigned, in particular, Baz.yin.getOpposite() returns null ... –meriton May 9 '15 at 13:14 | show 1 more comment up Subscribed! Why is (a % 256) different than (a & 0xFF)?

more hot questions question feed lang-java about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation check here But why does the following compile? Why is (a % 256) different than (a & 0xFF)? So, for non-final fields, you most definitely can reference them before an explicit assignment.

Any suggestions? 🙂 June 22, 2009 at 5:29 pm #299738 Reply Loyal WaterMember Can you go to MyEclipse > Installation Summary > Installation Details and paste the information here for me. http://pgexch.com/java-cannot/java-cannot-find-tools-jar.html nope! equals() references/pointers JAVA Hot Network Questions What happens when a wizard tries to cast a cone of cold through a wall of fire? Browse other questions tagged java static enums declaration or ask your own question.

Why is (a % 256) different than (a & 0xFF)? How can an advanced (circa 7000 AD) spacefaring human civilization be prevented from entering its own solar system? US Election results 2016: What went wrong with prediction models? http://pgexch.com/java-cannot/java-cannot-create-java-virtual-machine-1.html share|improve this answer answered Sep 25 '12 at 23:20 meriton 42k1053121 I had not heard of deferred initialization, this seems like a good solution, but jcern's String version seems

Why for local variable its says that it must be initialized before using instead of saying that we cannot use it before it is not defined ? asked 2 years ago viewed 1468 times active 2 years ago Upcoming Events 2016 Community Moderator Election ends Nov 22 Visit Chat Linked 2 How do I have two classes in more hot questions question feed lang-java about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation

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Thanks Don't get me started about those stupid light bulbs. Returning BAR, you're actually referring to a type. I do not follow a field should matter in this. By the time b is being initialized, a should already have been.

Not the answer you're looking for? Why is the 'You talking to me' speech from the movie 'Taxi Driver' so famous? java initialization syntax-error share|improve this question edited Jun 20 '15 at 22:45 slartidan 4,01631950 asked Jun 20 '15 at 22:25 Vogel612 3,43242653 marked as duplicate by Matt Balljava Users with the this content share|improve this answer edited Sep 11 '13 at 11:25 answered Sep 11 '13 at 10:58 jboi 4,20911121 3 "Why do you use }}and {{?

I prefer lowercase on Java enum instances because they are practically the same as static final properties.