I'm a little confused. I can compile and run:
public class
test {
public static void main(
String[] args)
{
System.out.println("hello world!");
}
}
but I can compile, but can't run:
public class HelloWorld
{
public static void main(String[] args)
{
System.out.println("hello world!");
}
}
I get this exception:
Exception in
thread "main" java.lang.NoSuchMethodError: main
I also can compile but can't run:
public class helloworld
{
public static void main(String[] args)
{
System.out.println("hello world!");
}
}
I get this exception:
Exception in thread "main" java.lang.NoClassDefFoundError: helloworld (wrong name: HelloWorld)
at java.lang.ClassLoader.defineClass0(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:502)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:123)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:250)
at java.net.URLClassLoader.access$100(URLClassLoader.java:54)
at java.net.URLClassLoader$1.run(URLClassLoader.java:193)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:186)
at java.lang.ClassLoader.loadClass(ClassLoader.java:299)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:265)
at java.lang.ClassLoader.loadClass(ClassLoader.java:255)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:315)
What gives?
Thanks
Andrew