public class Main{
public static void main(String args[]) {
System.out.println(isAvailable("javax.swing.JComponent"));
}
public static boolean isAvailable(String className) {
boolean isFound = false;
try {
Class.forName(className, false, null);
isFound = true;
}
catch (ClassNotFoundException e) {
isFound = false;
}
return isFound;
}
}