diff options
Diffstat (limited to 'odb/odb/relational/pgsql/common.cxx')
| -rw-r--r-- | odb/odb/relational/pgsql/common.cxx | 351 |
1 files changed, 351 insertions, 0 deletions
diff --git a/odb/odb/relational/pgsql/common.cxx b/odb/odb/relational/pgsql/common.cxx new file mode 100644 index 0000000..6a59954 --- /dev/null +++ b/odb/odb/relational/pgsql/common.cxx @@ -0,0 +1,351 @@ +// file : odb/relational/pgsql/common.cxx +// license : GNU GPL v3; see accompanying LICENSE file + +#include <cassert> + +#include <odb/relational/pgsql/common.hxx> + +using namespace std; + +namespace relational +{ + namespace pgsql + { + // + // member_base + // + + sql_type const& member_base:: + member_sql_type (semantics::data_member& m) + { + return parse_sql_type (column_type (m, key_prefix_), m); + } + + void member_base:: + traverse_simple (member_info& mi) + { + switch (mi.st->type) + { + // Integral types. + // + case sql_type::BOOLEAN: + case sql_type::SMALLINT: + case sql_type::INTEGER: + case sql_type::BIGINT: + { + traverse_integer (mi); + break; + } + + // Float types. + // + case sql_type::REAL: + case sql_type::DOUBLE: + { + traverse_float (mi); + break; + } + case sql_type::NUMERIC: + { + traverse_numeric (mi); + break; + } + + // Data-time types. + // + case sql_type::DATE: + case sql_type::TIME: + case sql_type::TIMESTAMP: + { + traverse_date_time (mi); + break; + } + + // String and binary types. + // + case sql_type::CHAR: + case sql_type::VARCHAR: + case sql_type::TEXT: + case sql_type::BYTEA: + { + traverse_string (mi); + break; + } + case sql_type::BIT: + { + traverse_bit (mi); + break; + } + case sql_type::VARBIT: + { + traverse_varbit (mi); + break; + } + // Other types. + // + case sql_type::UUID: + { + traverse_uuid (mi); + break; + } + case sql_type::invalid: + { + assert (false); + break; + } + } + } + + // + // member_image_type + // + + namespace + { + const char* integer_types[] = + { + "bool", + "short", + "int", + "long long" + }; + + const char* float_types[] = + { + "float", + "double" + }; + + const char* date_time_types[] = + { + "int", + "long long", + "long long" + }; + } + + member_image_type:: + member_image_type (base const& x) + : member_base::base (x), // virtual base + base (x) + { + } + + member_image_type:: + member_image_type () + : relational::member_base (0, 0, string (), string ()) {} + + member_image_type:: + member_image_type (semantics::type* type, + const custom_cxx_type* ct, + string const& fq_type, + string const& key_prefix) + : relational::member_base (type, ct, fq_type, key_prefix) {} + + string member_image_type:: + image_type (semantics::data_member& m) + { + type_.clear (); + member_base::traverse (m, true); + return type_; + } + + void member_image_type:: + traverse_composite (member_info& mi) + { + type_ = "composite_value_traits< " + mi.fq_type () + + ", id_pgsql >::image_type"; + } + + void member_image_type:: + traverse_integer (member_info& mi) + { + type_ += integer_types[mi.st->type - sql_type::BOOLEAN]; + } + + void member_image_type:: + traverse_float (member_info& mi) + { + type_ = float_types[mi.st->type - sql_type::REAL]; + } + + void member_image_type:: + traverse_numeric (member_info&) + { + type_ = "details::buffer"; + } + + void member_image_type:: + traverse_date_time (member_info& mi) + { + type_ = date_time_types[mi.st->type - sql_type::DATE]; + } + + void member_image_type:: + traverse_string (member_info&) + { + type_ = "details::buffer"; + } + + void member_image_type:: + traverse_bit (member_info&) + { + type_ = "unsigned char*"; + } + + void member_image_type:: + traverse_varbit (member_info&) + { + type_ = "details::ubuffer"; + } + + void member_image_type:: + traverse_uuid (member_info&) + { + type_ = "unsigned char*"; + } + + entry<member_image_type> member_image_type_; + + // + // member_database_type + // + + namespace + { + const char* integer_database_id[] = + { + "id_boolean", + "id_smallint", + "id_integer", + "id_bigint" + }; + + const char* float_database_id[] = + { + "id_real", + "id_double" + }; + + const char* date_time_database_id[] = + { + "id_date", + "id_time", + "id_timestamp" + }; + + const char* char_bin_database_id[] = + { + "id_string", // CHAR + "id_string", // VARCHAR + "id_string", // TEXT, + "id_bytea" // BYTEA + }; + } + + member_database_type_id:: + member_database_type_id (base const& x) + : member_base::base (x), // virtual base + base (x) {} + + member_database_type_id:: + member_database_type_id () + : member_base::base (0, 0, string (), string ()), // virtual base + base (0, 0, string (), string ()) {} + + member_database_type_id:: + member_database_type_id (semantics::type* type, + const custom_cxx_type* ct, + string const& fq_type, + string const& key_prefix) + : member_base::base (type, ct, fq_type, key_prefix), // virtual base + base (type, ct, fq_type, key_prefix) {} + + string member_database_type_id:: + database_type_id (type& m) + { + type_id_.clear (); + member_base::traverse (m, true); + return type_id_; + } + + void member_database_type_id:: + traverse_composite (member_info&) + { + assert (false); + } + + void member_database_type_id:: + traverse_integer (member_info& mi) + { + type_id_ = string ("pgsql::") + + integer_database_id[mi.st->type - sql_type::BOOLEAN]; + } + + void member_database_type_id:: + traverse_float (member_info& mi) + { + type_id_ = string ("pgsql::") + + float_database_id[mi.st->type - sql_type::REAL]; + } + + void member_database_type_id:: + traverse_numeric (member_info&) + { + type_id_ = "pgsql::id_numeric"; + } + + void member_database_type_id:: + traverse_date_time (member_info& mi) + { + type_id_ = string ("pgsql::") + + date_time_database_id[mi.st->type - sql_type::DATE]; + } + + void member_database_type_id:: + traverse_string (member_info& mi) + { + type_id_ = string ("pgsql::") + + char_bin_database_id[mi.st->type - sql_type::CHAR]; + } + + void member_database_type_id:: + traverse_bit (member_info&) + { + type_id_ = "pgsql::id_bit"; + } + + void member_database_type_id:: + traverse_varbit (member_info&) + { + type_id_ = "pgsql::id_varbit"; + } + + void member_database_type_id:: + traverse_uuid (member_info&) + { + type_id_ = "pgsql::id_uuid"; + } + + entry<member_database_type_id> member_database_type_id_; + + // + // query_columns + // + + struct query_columns: relational::query_columns, context + { + query_columns (base const& x): base_impl (x) {} + + virtual string + database_type_id (semantics::data_member& m) + { + return member_database_type_id_.database_type_id (m); + } + + private: + member_database_type_id member_database_type_id_; + }; + entry<query_columns> query_columns_; + } +} |