I have installed Netbeans 6.9 just by one click thru Ubuntu Software Center. It didn't ask me for JDK installation folder during installation.
I want to check
CLASSPATH variable just for learning purpose. But for the command
It only gives a newline output.
I have checked for JDK directory in
/usr/localdirectory. But I can't find JDK directory.
My questions are:
Where is the class files of API located in file system?
System is a class in package "java.lang". Then the System class file must be in the path of
I want the path where the "java/lang/System.class" file resides.
Where is the packages physically located in file system?
Here the package means java package such as "java.lang" or "java.io" (I want just to know for learning purpose)