--- parser3/src/main/pa_table.C 2003/01/31 12:10:48 1.53.2.7 +++ parser3/src/main/pa_table.C 2003/04/14 11:23:41 1.53.2.10.2.7 @@ -1,58 +1,56 @@ /** @file Parser: table class. - Copyright (c) 2001, 2003 ArtLebedev Group (http://www.artlebedev.com) + Copyright (c) 2001-2003 ArtLebedev Group (http://www.artlebedev.com) Author: Alexandr Petrosian (http://paf.design.ru) */ -static const char* IDENT_TABLE_C="$Date: 2003/01/31 12:10:48 $"; +static const char* IDENT_TABLE_C="$Date: 2003/04/14 11:23:41 $"; #include "pa_table.h" -#include "pa_pool.h" + #include "pa_exception.h" -Table::Table( - StringPtr aorigin_string, - columns_type acolumns, - int initial_rows): +Table::Table(columns_type acolumns, size_t initial_rows): Array(initial_rows), - forigin_string(aorigin_string), fcurrent(0), fcolumns(acolumns), - name2number(object_ptr(new name2number_hash_class)) { + name2number(new name2number_hash_class) { - if(fcolumns.get()) - for(int i=0; icount(); i++) { - const String& name=*fcolumns->get(i).get(); - name2number->put(name, i+1); + if(fcolumns) { + size_t fcolumns_count=fcolumns->count(); + size_t number=1; + for(Array_iterator i(*fcolumns); i.has_next(); ) { + const String& name=*i.next(); + name2number->put(name, number++); } + } } -Table::Table(const Table& src, int offset, int limit) : - Array(limit/*may be more than needed, no harm done*/), +Table::Table(const Table& src, Action_options& options) : + Array(options.limit==ARRAY_OPTION_LIMIT_ALL?0:options.limit/*may be more than needed, no harm done*/), - forigin_string(src.forigin_string), fcurrent(0), fcolumns(src.fcolumns), name2number(src.name2number) { - append(src, offset, limit); + append(src, options.offset, options.limit, options.reverse); } -int Table::column_name2index(StringPtr column_name, bool bark) const { - if(fcolumns.get()) {// named - int result=name2number->get(*column_name.get())-1; // -1 = column not found +int Table::column_name2index(const String& column_name, bool bark) const { + if(fcolumns) {// named + int result=name2number->get(column_name)-1; // -1 = column not found if(bark && result<0) throw Exception("parser.runtime", - column_name, + &column_name, "column not found"); return result; } else // nameless - return column_name->as_int(); + return column_name.as_int(); } -StringPtr Table::item(int column) { +const String* Table::item(size_t column) { if(valid(fcurrent)) { element_type row=get(fcurrent); if(column>=0 && columncount()) // proper index? @@ -61,23 +59,31 @@ StringPtr Table::item(int column) { return 0; // it's OK we don't have row|column, just return nothing } -bool Table::locate(int column, StringPtr value) { - int scurrent=fcurrent; - for(fcurrent=0; fcurrent(ainfo); + + const String *item_value=self.item(info.column); + return item_value && *item_value==*info.value; +} + +bool Table::locate(int column, const String& value, + Table::Action_options& options) { + Locate_int_string_info info={column, &value}; + return locate(locate_int_string, &info, options); +} + +bool Table::locate(const String& column, const String& value, + Table::Action_options& options) { + return locate(column_name2index(column, true), value, options); } void Table::offset(bool absolute, int offset) { - if(count()) - fcurrent=((absolute?0:fcurrent)+offset+count())%count(); + if(size_t lcount=count()) + fcurrent=((absolute?0:fcurrent)+offset+lcount)%lcount; }