mainclass

Problem running a Jar file

I've compiled a java project into a Jar file, and am having issues running it. When I run: java -jar myJar.jar I get the following error Could not find the main class: myClass The class file is not in the root directory of the jar so I've tried changing the path of the main class to match the path to the class file and I get the s...

Deploying netbeans applications - jar file error (could not find main class)

Hi, I have a small GUI application developed with netbeans. I used the 'clean and build' option to build an executable jar file. .jar file works in my pc. But when i sent the application to my friend he says that it throws 'cannot find the main class' error. what could be the reason? Thanks in advance... ...

What "ClassName objectName;" does before the main method?

In this code I see the following lines before the "main" method: JTextArea displayArea; JTextField typingArea; I wonder what these lines do and when they are executed. As far as I know the "main" method is the "entry point". So, the code will be executed from the beginning of the "main" method. All other methods will be executed if th...

java -cp "lib/*" versus java -cp "lib/*.jar"

If the lib/ directory contains only .jar files, what's the difference between java -cp "lib/*" ... and java -cp "lib/*.jar" ... If I use the latter I ran into errors regarding main class and I don't understand why. lib/* also contains lib/., but is this the crucial difference? ...

Why it could not find the main class?

I have a very simple code: package mygame; public class RunGame { public static void main(String[] args) { System.out.println(args[0]); } } I can compile that code but I cannot run it. When I type "java RunGame" in the command line I get: Exception in thread "main" java.lang.NoClassDefFoundError: RunGame (wrong...

Doxygen won't process main.cpp

So I'm new to using Doxygen and I was able to get it to work smoothly. I was able to document my classes and structs and it generates the HTML files perfectly. The issue I'm running into is it won't parse my main.cpp file. All the classes and structs have their own .h and .cpp files and they process fine. How do I get Doxygen to make the...