@@ -0,0 +1,519 @@
+package it.unibg.alasc.examples;%0D%0A%0D%0Apublic class SemanticException extends Exception %7B%0D%0A%0D%0A%09public SemanticException() %7B%0D%0A%09%09// TODO Auto-generated constructor stub%0D%0A%09%7D%0D%0A%0D%0A%09public SemanticException(String arg0) %7B%0D%0A%09%09super(arg0);%0D%0A%09%09// TODO Auto-generated constructor stub%0D%0A%09%7D%0D%0A%0D%0A%09public SemanticException(Throwable arg0) %7B%0D%0A%09%09super(arg0);%0D%0A%09%09// TODO Auto-generated constructor stub%0D%0A%09%7D%0D%0A%0D%0A%09public SemanticException(String arg0, Throwable arg1) %7B%0D%0A%09%09super(arg0, arg1);%0D%0A%09%09// TODO Auto-generated constructor stub%0D%0A%09%7D%0D%0A%0D%0A%7D%0D%0A

Add the exception class that implements the semantic exception.