--- parser3/src/classes/table.C	2002/12/09 11:07:40	1.169
+++ parser3/src/classes/table.C	2003/04/04 13:44:59	1.173
@@ -1,11 +1,11 @@
 /** @file
 	Parser: @b table parser class.
 
-	Copyright (c) 2001, 2002 ArtLebedev Group (http://www.artlebedev.com)
+	Copyright (c) 2001, 2003 ArtLebedev Group (http://www.artlebedev.com)
 	Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
 */
 
-static const char* IDENT_TABLE_C="$Date: 2002/12/09 11:07:40 $";
+static const char* IDENT_TABLE_C="$Date: 2003/04/04 13:44:59 $";
 
 #include "classes.h"
 #include "pa_common.h"
@@ -450,6 +450,9 @@ static void _sort(Request& r, const Stri
 		false; // default=asc
 
 	Table& old_table=static_cast<VTable *>(r.get_self())->table(&method_name);
+	if(old_table.size()==0)
+		return;
+
 	Table& new_table=*new(pool) Table(pool, &method_name, old_table.columns());
 
 	Table_seq_item *seq=(Table_seq_item *)pool.malloc(sizeof(Table_seq_item)*old_table.size());
@@ -457,8 +460,6 @@ static void _sort(Request& r, const Stri
 
 	// calculate key values
 	bool key_values_are_strings=true;
-	// save 'current'
-	int saved_current=old_table.current();
 	for(i=0; i<old_table.size(); i++) {
 		old_table.set_current(i);
 		// calculate key value
@@ -472,8 +473,6 @@ static void _sort(Request& r, const Stri
 		else
 			seq[i].value.d=value.as_double();
 	}
-	// restore 'current'
-	old_table.set_current(saved_current);
 	// sort keys
 	_qsort(seq, old_table.size(), sizeof(Table_seq_item), 
 		key_values_are_strings?sort_cmp_string:sort_cmp_double);
@@ -615,26 +614,50 @@ public:
 	{
 	}
 
-	void add_column(void *ptr, size_t size) {
-		String *column=new(pool) String(pool);
-		column->APPEND_TAINTED(
-			(const char *)ptr, size, 
-			statement_cstr, 0);
-		columns+=column;
-	}
-	void before_rows() { 
-		table=new(pool) Table(pool, &method_name, &columns);
-	}
-	void add_row() {
-		(*table)+=(row=new(pool) Array(pool));
-	}
-	void add_row_cell(void *ptr, size_t size) {
-		String *cell=new(pool) String(pool);
-		if(size)
-			cell->APPEND_TAINTED(
+	bool add_column(SQL_Error& error, void *ptr, size_t size) {
+		try {
+			String *column=new(pool) String(pool);
+			column->APPEND_TAINTED(
 				(const char *)ptr, size, 
-				statement_cstr, table->size()-1);
-		(*row)+=cell;
+				statement_cstr, 0);
+			columns+=column;
+			return false;
+		} catch(...) {
+			error=SQL_Error("exception occured in Table_sql_event_handlers::add_column");
+			return true;
+		}
+	}
+	bool before_rows(SQL_Error& error) { 
+		try {
+			table=new(pool) Table(pool, &method_name, &columns);
+			return false;
+		} catch(...) {
+			error=SQL_Error("exception occured in Table_sql_event_handlers::before_rows");
+			return true;
+		}
+	}
+	bool add_row(SQL_Error& error) {
+		try {
+			(*table)+=(row=new(pool) Array(pool));
+			return false;
+		} catch(...) {
+			error=SQL_Error("exception occured in Table_sql_event_handlers::add_row");
+			return true;
+		}
+	}
+	bool add_row_cell(SQL_Error& error, void *ptr, size_t size) {
+		try {
+			String *cell=new(pool) String(pool);
+			if(size)
+				cell->APPEND_TAINTED(
+					(const char *)ptr, size, 
+					statement_cstr, table->size()-1);
+			(*row)+=cell;
+			return false;
+		} catch(...) {
+			error=SQL_Error("exception occured in Table_sql_event_handlers::add_row_cell");
+			return true;
+		}
 	}
 
 private: