public Boolean isPossibleHeaderVar ( ) { if ( defn == null ) { throw new NullPointerException ( getSourceLocation ( ) . toString ( ) ) ; } return defn . kind ( ) == VarDefn . Kind . PARAM || defn . kind ( ) == VarDefn . Kind . STATE || defn . kind ( ) == VarDefn . Kind . UNDECLARED ; }
Returns whether this might be header variable reference . A header variable is declared in Soy with the