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| version 1.53.2.10.2.2, 2003/03/19 16:28:09 | version 1.57, 2003/11/20 15:35:32 |
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| Line 11 static const char* IDENT_TABLE_C="$Date$ | Line 11 static const char* IDENT_TABLE_C="$Date$ |
| #include "pa_exception.h" | #include "pa_exception.h" |
| Table::Table(columns_type acolumns, int initial_rows): | Table::Table(columns_type acolumns, size_t initial_rows): |
| Array<element_type>(initial_rows), | Array<element_type>(initial_rows), |
| fcurrent(0), | fcurrent(0), |
| fcolumns(acolumns), | fcolumns(acolumns), |
| name2number(new name2number_hash_class) { | name2number(new name2number_hash_class) { |
| if(fcolumns) | if(fcolumns) { |
| for(int i=0; i<fcolumns->count(); i++) { | size_t number=1; |
| const String& name=*fcolumns->get(i); | for(Array_iterator<const String*> i(*fcolumns); i.has_next(); ) { |
| name2number->put(name, i+1); | const String& name=*i.next(); |
| name2number->put(name, number++); | |
| } | } |
| } | |
| } | } |
| Table::Table(const Table& src, int offset, int limit) : | Table::Table(const Table& src, Action_options& options) : |
| Array<element_type>(limit/*may be more than needed, no harm done*/), | Array<element_type>(options.limit==ARRAY_OPTION_LIMIT_ALL?0:options.limit/*may be more than needed, no harm done*/), |
| fcurrent(0), | fcurrent(0), |
| fcolumns(src.fcolumns), | fcolumns(src.fcolumns), |
| name2number(src.name2number) { | name2number(src.name2number) { |
| append(src, offset, limit); | append(src, options.offset, options.limit, options.reverse); |
| } | } |
| int Table::column_name2index(const String& column_name, bool bark) const { | int Table::column_name2index(const String& column_name, bool bark) const { |
| Line 47 int Table::column_name2index(const Strin | Line 49 int Table::column_name2index(const Strin |
| return column_name.as_int(); | return column_name.as_int(); |
| } | } |
| const String* Table::item(int column) { | const String* Table::item(size_t column) { |
| if(valid(fcurrent)) { | if(valid(fcurrent)) { |
| element_type row=get(fcurrent); | element_type row=get(fcurrent); |
| if(column>=0 && column<row->count()) // proper index? | if(column>=0 && column<row->count()) // proper index? |
| Line 56 const String* Table::item(int column) { | Line 58 const String* Table::item(int column) { |
| return 0; // it's OK we don't have row|column, just return nothing | return 0; // it's OK we don't have row|column, just return nothing |
| } | } |
| bool Table::locate(int column, const String& value) { | #ifndef DOXYGEN |
| int scurrent=fcurrent; | struct Locate_int_string_info { |
| for(fcurrent=0; fcurrent<count(); fcurrent++) { | int column; |
| const String* item_value=item(column); | const String* value; |
| if(*item_value == value) | }; |
| return true; | #endif |
| } | bool locate_int_string(Table& self, Locate_int_string_info* info) { |
| const String *item_value=self.item(info->column); | |
| fcurrent=scurrent; | return item_value && *item_value==*info->value; |
| return false; | } |
| } | |
| bool Table::locate(int column, const String& value, | |
| bool Table::locate(const String& column, const String& value) { | Table::Action_options& options) { |
| return locate(column_name2index(column, true), value); | Locate_int_string_info info={column, &value}; |
| return table_first_that(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) { | void Table::offset(bool absolute, int offset) { |
| if(count()) | if(size_t lcount=count()) |
| fcurrent=((absolute?0:fcurrent)+offset+count())%count(); | fcurrent=((absolute?0:fcurrent)+offset+lcount)%lcount; |
| } | } |