@@ -0,0 +1,334 @@
+package org.apache.pig.tools.parameters;%0A%0A%0Apublic class ParameterSubstitutionException extends ParseException %7B%0A    static final long serialVersionUID = 1L;%0A%0A    public ParameterSubstitutionException(String msg) %7B%0A        super(msg);%0A    %7D%0A    %0A    @Override%0A    public String getMessage() %7B%0A        return super.getMessage();%0A    %7D%0A%7D

Return more information for parsing related exceptions.