--- parser3/src/include/pa_exception.h	2003/01/23 15:38:05	1.38.2.1
+++ parser3/src/include/pa_exception.h	2003/01/28 15:16:49	1.38.2.9
@@ -8,24 +8,24 @@
 #ifndef PA_EXCEPTION_H
 #define PA_EXCEPTION_H
 
-static const char* IDENT_EXCEPTION_H="$Date: 2003/01/23 15:38:05 $";
-
-//#include "pa_types.h"
-#include "pa_pool.h"
+static const char* IDENT_EXCEPTION_H="$Date: 2003/01/28 15:16:49 $";
 
 // forwards
 
-class String;
+typedef object_ptr<const String> ConstStringPtr;
 
 // defines
 
 class Exception {
 public:
 
+	static const char *undefined_type;
+	static const ConstStringPtr undefined_source;
+
 	Exception();
 	Exception(
 		const char *atype,
-		object_ptr<const String> aproblem_source, 
+		ConstStringPtr aproblem_source, 
 		const char *comment_fmt, ...);
 	Exception(const Exception& src):
 		ftype(src.ftype),
@@ -41,7 +41,7 @@ public:
 
 #ifdef XML
 	Exception(
-		const String *aproblem_source, 
+		ConstStringPtr aproblem_source, 
 		GdomeException& exc);
 #endif
 
@@ -53,9 +53,9 @@ public:
 			return ftype?ftype:"<no type>";
 	}
 	/// extracts exception problem_source
-	object_ptr<const String> problem_source() const;	/// extracts exception comment
+	ConstStringPtr problem_source() const;	/// extracts exception comment
 	const char *comment(bool can_be_empty=false) const { 
-		const char *result=fcomment.get()!=0 && *fcomment?fcomment.get():0;
+		const char *result=fcomment.get()!=0 && *fcomment.get()?fcomment.get():0;
 		if(can_be_empty)
 			return result; 
 		else
@@ -65,9 +65,12 @@ public:
 private:
 
 	const char *ftype;
-	object_ptr<const String> fproblem_source;
-	smart_ptr<char> fcomment;
+	ConstStringPtr fproblem_source;
+	CharPtr fcomment;
 
 };
 
+const char *undefined_type=0;
+const ConstStringPtr Exception::undefined_source(0);
+
 #endif