Esempio

public static void main(String[] args) {
try {
System.out.println( Class.forName("java.lang.Integer").getName() ); //$NON-NLS-1$
} catch ( ClassNotFoundException e){
e.printStackTrace();
}
}

Soluzione
Utilizzare [Class Name].class.

public static void main(String[] args) {
System.out.println( java.lang.Integer.class.getName() ); //$NON-NLS-1$
}