Tag: class

Problem with Inner Class. Illegal Start of Expression error

class illegalargumentexception inner-classes java swing

I am practicing using inner classes but am having difficulty with a homework question: It is as follows: Create a Swing component class BetterButtons that extends JPanel and has three Jbutton instances labelled “One”, “Two”, and “Three”. In the constructor of BetterButtons, write a local class ButtonListener that implements ActionListener. This local class has a field String name and a

Find a class somewhere inside dozens of JAR files?

class jar java project-structure text-search

How would you find a particular class name inside lots of jar files? (Looking for the actual class name, not the classes that reference it.) Answer Eclipse can do it, just create a (temporary) project and put your libraries on the projects classpath. Then you can easily find the classes. Another tool, that comes to my mind, is Java Decompiler.

.class vs .java

applet class java

What’s the difference between a .class file and a .java file? I am trying to get my applet to work but currently I can only run it in Eclipse, I can’t yet embed in HTML. Thanks **Edit: How to compile with JVM then? Answer A .class file is a compiled .java file. .java is all text and is human readable.