Instance of a SyntaxTree object is null. I don''t know why.?, JAVA Programming

I have been working on my compiler''s parser now. And for some reason i cant make my parse tree printer to work. SyntaxTree keeps on showing as null when i invoke the print() method. Please help me.

This is the whole project file.

https://www.mediafire.com/download.php?2zi6438s67pynv9

Related Discussions:- Instance of a SyntaxTree object is null. I don''t know why.?

What is aop alliance, AOP Alliance is an open-source project whose goal is ...

AOP Alliance is an open-source project whose goal is to promote adoption of AOP and interoperability between different AOP implementations by describing a common set of interfaces

Fibonacci, Output first x values in the fibonacci sequence, where x is an a...

Output first x values in the fibonacci sequence, where x is an argument to the program. 0, 1, 1, 2, 3, 5, 8, ... Write the fibonacci creation function separate from the main func

Android app for username and password, Hi, I have an android sdk assignment...

Hi, I have an android sdk assignment which is due monday night. The user will enter the following information. url address www.google.com user name [email protected] password 12

Cryonic labs, Cryonic Labs Project Description: Seeking people to col...

Cryonic Labs Project Description: Seeking people to collaborate with in designing gaming apps and mobile apps for the Android Market. I'm presently a student in Computer Engi

Need tomcat based iptv cms p2p, Need tomcat based iptv cms p2p , avrelay tr...

Need tomcat based iptv cms p2p , avrelay trans-coder software Project Description: Tomcat based iptv cms p2p tracker cdn included, avrelay for trans-coding h264, Skills re

Why the number of temporary workers is on the rise, Why the number of tempo...

Why the number of temporary workers is on the rise? Discuss main reasons? Temporary workers: Temporary workers are those workers that a company can hire to perform a certain ta

What is preferred organizational structure for organization, What is the pr...

What is the preferred organizational structure for the organization? The Network Organization is becoming the preferred organizational structure.

When should a method be static, When should a method be static? • Neith...

When should a method be static? • Neither reads from nor writes to example fields • Independent of the state of the object • Mathematical methods which accept arguments, appl

Differentiate between primitives and objects, Differentiate between Primiti...

Differentiate between Primitives and Objects Everything in Java is an "Object", as every class by default inherits from class "Object", except a few primitive data t

What are the components of struts, Struts components can be classify into M...

Struts components can be classify into Model, View and Controller: ? Model: Components like business logic /business processes and data are the type of model. ? View: HTML, J

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages