--- parser3/src/main/pa_table.C	2001/09/06 14:55:06	1.36
+++ parser3/src/main/pa_table.C	2003/03/26 18:52:50	1.53.2.10.2.3
@@ -1,73 +1,69 @@
 /** @file
 	Parser: table class.
 
-	Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com)
-
-	Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf)
+	Copyright (c) 2001-2003 ArtLebedev Group (http://www.artlebedev.com)
+	Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
 */
-static const char *RCSId="$Id: pa_table.C,v 1.36 2001/09/06 14:55:06 parser Exp $"; 
 
-#include <stdlib.h>
+static const char* IDENT_TABLE_C="$Date: 2003/03/26 18:52:50 $";
 
 #include "pa_table.h"
-#include "pa_pool.h"
+
 #include "pa_exception.h"
 
-Table::Table(Pool& apool, 
-			 const String *aorigin_string,
-			 const Array *acolumns, 
-			 int initial_rows) :
-	Array(apool, initial_rows),
+Table::Table(columns_type acolumns, int initial_rows):
+	Array<element_type>(initial_rows),
 
-	forigin_string(aorigin_string),
 	fcurrent(0),
 	fcolumns(acolumns), 
-	name2number(pool()) {
+	name2number(new name2number_hash_class) {
 
-	if(fcolumns)
-		for(int i=0; i<fcolumns->size(); i++) {
-			const String& name=*fcolumns->get_string(i);
-			name2number.put(name, i+1);
+	if(fcolumns) {
+		size_t fcolumns_count=fcolumns->count();
+		for(size_t i=0; i<fcolumns_count; i++) {
+			const String& name=*fcolumns->unchecked_get(i);
+			name2number->put(name, i+1);
 		}
+	}
+}
+
+Table::Table(const Table& src, int offset, int limit) :
+	Array<element_type>(limit/*may be more than needed, no harm done*/),
+
+	fcurrent(0),
+	fcolumns(src.fcolumns),
+	name2number(src.name2number) {
+
+	append(src, offset, limit);
 }
 
 int Table::column_name2index(const String& column_name, bool bark) const {
 	if(fcolumns) {// named
-		int result=name2number.get_int(column_name)-1; // -1 = column not found
+		int result=name2number->get(column_name)-1; // -1 = column not found
 		if(bark && result<0)
-			THROW(0, 0,
+			throw Exception("parser.runtime",
 				&column_name,
 				"column not found");
 		return result;
-	} else { // nameless
-		char *error_pos;
-		const char *cstr=column_name.cstr();
-		int result=(int)strtol(cstr, &error_pos, 0);
-		if(error_pos==cstr/*empty*/ || *error_pos/*not eos*/) {
-			result=-1; // calm, compiler
-			if(bark)
-				THROW(0, 0,
-					&column_name,
-					"invalid column number");
-		}
-		return result;
-	}
+	} else // nameless
+		return column_name.as_int();
 }
 
-const String *Table::item(int column) const {
+const String* Table::item(size_t column) {
 	if(valid(fcurrent)) {
-		const Array& row=at(fcurrent);
-		if(column>=0 && column<row.size()) // proper index?
-			return row.get_string(column);
+		element_type row=get(fcurrent);
+		if(column>=0 && column<row->count()) // proper index?
+			return row->unchecked_get(column);
 	}
 	return 0; // it's OK we don't have row|column, just return nothing
 }
 
-bool Table::locate(int column, const String& value) {
-	int scurrent=fcurrent;
-	for(fcurrent=0; fcurrent<size(); fcurrent++) {
-		const String *item_value=item(column);
-		if(item_value && *item_value==value)
+bool Table::locate(size_t column, const String& value) {
+	size_t scurrent=fcurrent;
+	size_t lcount=count();
+	for(fcurrent=0; fcurrent<lcount; fcurrent++) {
+		const String* item_value=item(column);
+		if(*item_value == value)
 			return true;
 	}
 
@@ -79,7 +75,7 @@ bool Table::locate(const String& column,
 	return locate(column_name2index(column, true), value);
 }
 
-void Table::shift(int offset) {
-	if(size())
-		fcurrent=(fcurrent+offset+size())%size();
+void Table::offset(bool absolute, int offset) {
+	if(size_t lcount=count())
+		fcurrent=((absolute?0:fcurrent)+offset+lcount)%lcount;
 }