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Diffstat (limited to 'odb/relational/pgsql/source.cxx')
| -rw-r--r-- | odb/relational/pgsql/source.cxx | 1140 |
1 files changed, 0 insertions, 1140 deletions
diff --git a/odb/relational/pgsql/source.cxx b/odb/relational/pgsql/source.cxx deleted file mode 100644 index 580103d..0000000 --- a/odb/relational/pgsql/source.cxx +++ /dev/null @@ -1,1140 +0,0 @@ -// file : odb/relational/pgsql/source.cxx -// license : GNU GPL v3; see accompanying LICENSE file - -#include <sstream> - -#include <odb/relational/source.hxx> - -#include <odb/relational/pgsql/common.hxx> -#include <odb/relational/pgsql/context.hxx> - -using namespace std; - -namespace relational -{ - namespace pgsql - { - namespace source - { - namespace relational = relational::source; - - struct query_parameters: relational::query_parameters - { - query_parameters (base const& x): base (x), i_ (0) {} - - virtual string - next (semantics::data_member&, const string&, const string&) - { - ostringstream ss; - ss << "$" << ++i_; - - return ss.str (); - } - - virtual string - auto_id (semantics::data_member&, const string&, const string&) - { - return "DEFAULT"; - } - - private: - size_t i_; - }; - entry<query_parameters> query_parameters_; - - namespace - { - const char* integer_buffer_types[] = - { - "pgsql::bind::boolean_", - "pgsql::bind::smallint", - "pgsql::bind::integer", - "pgsql::bind::bigint" - }; - - const char* float_buffer_types[] = - { - "pgsql::bind::real", - "pgsql::bind::double_" - }; - - const char* char_bin_buffer_types[] = - { - "pgsql::bind::text", // CHAR - "pgsql::bind::text", // VARCHAR - "pgsql::bind::text", // TEXT - "pgsql::bind::bytea" // BYTEA - }; - - const char* date_time_buffer_types[] = - { - "pgsql::bind::date", - "pgsql::bind::time", - "pgsql::bind::timestamp" - }; - - const char* oids[] = - { - "pgsql::bool_oid", // BOOLEAN - "pgsql::int2_oid", // SMALLINT - "pgsql::int4_oid", // INTEGER - "pgsql::int8_oid", // BIGINT - "pgsql::float4_oid", // REAL - "pgsql::float8_oid", // DOUBLE - "pgsql::numeric_oid", // NUMERIC - "pgsql::date_oid", // DATE - "pgsql::time_oid", // TIME - "pgsql::timestamp_oid", // TIMESTAMP - "pgsql::text_oid", // CHAR - "pgsql::text_oid", // VARCHAR - "pgsql::text_oid", // TEXT - "pgsql::bytea_oid", // BYTEA - "pgsql::bit_oid", // BIT - "pgsql::varbit_oid", // VARBIT - "pgsql::uuid_oid" // UUID - }; - } - - struct statement_oids: object_columns_base, context - { - statement_oids (statement_kind sk, - bool first = true, - object_section* section = 0) - : object_columns_base (first, column_prefix (), section), sk_ (sk) - { - } - - virtual bool - section_test (data_member_path const& mp) - { - object_section& s (section (mp)); - - // Include eager loaded members into the main section for - // SELECT statements. - // - return section_ == 0 || - *section_ == s || - (sk_ == statement_select && - *section_ == main_section && - !s.separate_load ()); - } - - virtual void - traverse_pointer (semantics::data_member& m, semantics::class_& c) - { - // Ignore certain columns depending on what kind statement we are - // generating. See object_columns in common source generator for - // details. - // - if (!(inverse (m, key_prefix_) && sk_ != statement_select)) - object_columns_base::traverse_pointer (m, c); - } - - virtual bool - traverse_column (semantics::data_member& m, - string const&, - bool first) - { - // Ignore certain columns depending on what kind statement we are - // generating. See object_columns in common source generator for - // details. - // - if (id ()) - { - if (sk_ == statement_update || - (sk_ == statement_insert && auto_ (m))) - return false; - } - - if (sk_ == statement_update && - readonly (member_path_, member_scope_)) - return false; - - if ((sk_ == statement_insert || sk_ == statement_update) && - version (m)) - return false; - - if (!first) - os << ',' << endl; - - os << oids[parse_sql_type (column_type (), m).type]; - - return true; - } - - private: - statement_kind sk_; - }; - - // - // bind - // - - struct bind_member: relational::bind_member_impl<sql_type>, - member_base - { - bind_member (base const& x) - : member_base::base (x), // virtual base - member_base::base_impl (x), // virtual base - base_impl (x), - member_base (x) - { - } - - virtual void - traverse_integer (member_info& mi) - { - os << b << ".type = " << - integer_buffer_types[mi.st->type - sql_type::BOOLEAN] << ";" - << b << ".buffer = &" << arg << "." << mi.var << "value;" - << b << ".is_null = &" << arg << "." << mi.var << "null;"; - } - - virtual void - traverse_float (member_info& mi) - { - os << b << ".type = " << - float_buffer_types[mi.st->type - sql_type::REAL] << ";" - << b << ".buffer = &" << arg << "." << mi.var << "value;" - << b << ".is_null = &" << arg << "." << mi.var << "null;"; - } - - virtual void - traverse_numeric (member_info& mi) - { - os << b << ".type = pgsql::bind::numeric;" - << b << ".buffer = " << arg << "." << mi.var << "value.data ();" - << b << ".capacity = " << arg << "." << mi.var << - "value.capacity ();" - << b << ".size = &" << arg << "." << mi.var << "size;" - << b << ".is_null = &" << arg << "." << mi.var << "null;"; - } - - virtual void - traverse_date_time (member_info& mi) - { - os << b << ".type = " << - date_time_buffer_types[mi.st->type - sql_type::DATE] << ";" - << b << ".buffer = &" << arg << "." << mi.var << "value;" - << b << ".is_null = &" << arg << "." << mi.var << "null;"; - } - - virtual void - traverse_string (member_info& mi) - { - os << b << ".type = " << - char_bin_buffer_types[mi.st->type - sql_type::CHAR] << ";" - << b << ".buffer = " << arg << "." << mi.var << "value.data ();" - << b << ".capacity = " << arg << "." << mi.var << - "value.capacity ();" - << b << ".size = &" << arg << "." << mi.var << "size;" - << b << ".is_null = &" << arg << "." << mi.var << "null;"; - } - - virtual void - traverse_bit (member_info& mi) - { - os << b << ".type = pgsql::bind::bit;" - << b << ".buffer = " << arg << "." << mi.var << "value;" - << b << ".capacity = sizeof (" << arg << "." << mi.var << "value);" - << b << ".size = &" << arg << "." << mi.var << "size;" - << b << ".is_null = &" << arg << "." << mi.var << "null;"; - } - - virtual void - traverse_varbit (member_info& mi) - { - os << b << ".type = pgsql::bind::varbit;" - << b << ".buffer = " << arg << "." << mi.var << "value.data ();" - << b << ".capacity = " << arg << "." << mi.var << - "value.capacity ();" - << b << ".size = &" << arg << "." << mi.var << "size;" - << b << ".is_null = &" << arg << "." << mi.var << "null;"; - } - - virtual void - traverse_uuid (member_info& mi) - { - os << b << ".type = pgsql::bind::uuid;" - << b << ".buffer = " << arg << "." << mi.var << "value;" - << b << ".is_null = &" << arg << "." << mi.var << "null;"; - } - }; - entry<bind_member> bind_member_; - - // - // grow - // - - struct grow_member: relational::grow_member_impl<sql_type>, - member_base - { - grow_member (base const& x) - : member_base::base (x), // virtual base - member_base::base_impl (x), // virtual base - base_impl (x), - member_base (x) {} - - virtual void - traverse_integer (member_info&) - { - os << e << " = 0;" - << endl; - } - - virtual void - traverse_float (member_info&) - { - os << e << " = 0;" - << endl; - } - - virtual void - traverse_numeric (member_info& mi) - { - os << "if (" << e << ")" << endl - << "{" - << "i." << mi.var << "value.capacity (i." << mi.var << "size);" - << "grew = true;" - << "}"; - } - - virtual void - traverse_date_time (member_info&) - { - os << e << " = 0;" - << endl; - } - - virtual void - traverse_string (member_info& mi) - { - os << "if (" << e << ")" << endl - << "{" - << "i." << mi.var << "value.capacity (i." << mi.var << "size);" - << "grew = true;" - << "}"; - } - - virtual void - traverse_bit (member_info&) - { - os << e << " = 0;" - << endl; - } - - virtual void - traverse_varbit (member_info& mi) - { - os << "if (" << e << ")" << endl - << "{" - << "i." << mi.var << "value.capacity (i." << mi.var << "size);" - << "grew = true;" - << "}"; - } - - virtual void - traverse_uuid (member_info&) - { - os << e << " = 0;" - << endl; - } - }; - entry<grow_member> grow_member_; - - // - // init image - // - - struct init_image_member: relational::init_image_member_impl<sql_type>, - member_base - { - init_image_member (base const& x) - : member_base::base (x), // virtual base - member_base::base_impl (x), // virtual base - base_impl (x), - member_base (x) - { - } - - virtual void - set_null (member_info& mi) - { - os << "i." << mi.var << "null = true;"; - } - - virtual void - traverse_integer (member_info& mi) - { - os << traits << "::set_image (" << endl - << "i." << mi.var << "value, is_null, " << member << ");" - << "i." << mi.var << "null = is_null;"; - } - - virtual void - traverse_float (member_info& mi) - { - os << traits << "::set_image (" << endl - << "i." << mi.var << "value, is_null, " << member << ");" - << "i." << mi.var << "null = is_null;"; - } - - virtual void - traverse_numeric (member_info& mi) - { - // @@ Optimization: can remove growth check if buffer is fixed. - // - os << "std::size_t size (0);" - << "std::size_t cap (i." << mi.var << "value.capacity ());" - << traits << "::set_image (" << endl - << "i." << mi.var << "value," << endl - << "size," << endl - << "is_null," << endl - << member << ");" - << "i." << mi.var << "null = is_null;" - << "i." << mi.var << "size = size;" - << "grew = grew || (cap != i." << mi.var << "value.capacity ());"; - } - - virtual void - traverse_date_time (member_info& mi) - { - os << traits << "::set_image (" << endl - << "i." << mi.var << "value, is_null, " << member << ");" - << "i." << mi.var << "null = is_null;"; - } - - virtual void - traverse_string (member_info& mi) - { - os << "std::size_t size (0);" - << "std::size_t cap (i." << mi.var << "value.capacity ());" - << traits << "::set_image (" << endl - << "i." << mi.var << "value," << endl - << "size," << endl - << "is_null," << endl - << member << ");" - << "i." << mi.var << "null = is_null;" - << "i." << mi.var << "size = size;" - << "grew = grew || (cap != i." << mi.var << "value.capacity ());"; - } - - virtual void - traverse_bit (member_info& mi) - { - os << "std::size_t size (0);" - << traits << "::set_image (" << endl - << "i." << mi.var << "value," << endl - << "sizeof (i." << mi.var << "value)," << endl - << "size," << endl - << "is_null," << endl - << member << ");" - << "i." << mi.var << "null = is_null;" - << "i." << mi.var << "size = size;"; - } - - virtual void - traverse_varbit (member_info& mi) - { - os << "std::size_t size (0);" - << "std::size_t cap (i." << mi.var << "value.capacity ());" - << traits << "::set_image (" << endl - << "i." << mi.var << "value," << endl - << "size," << endl - << "is_null," << endl - << member << ");" - << "i." << mi.var << "null = is_null;" - << "i." << mi.var << "size = size;" - << "grew = grew || (cap != i." << mi.var << "value.capacity ());"; - } - - virtual void - traverse_uuid (member_info& mi) - { - os << traits << "::set_image (" << endl - << "i." << mi.var << "value, is_null, " << member << ");" - << "i." << mi.var << "null = is_null;"; - } - }; - entry<init_image_member> init_image_member_; - - // - // init value - // - - struct init_value_member: relational::init_value_member_impl<sql_type>, - member_base - { - init_value_member (base const& x) - : member_base::base (x), // virtual base - member_base::base_impl (x), // virtual base - base_impl (x), - member_base (x) - { - } - - virtual void - get_null (string const& var) const - { - os << "i." << var << "null"; - } - - virtual void - traverse_integer (member_info& mi) - { - os << traits << "::set_value (" << endl - << member << "," << endl - << "i." << mi.var << "value," << endl - << "i." << mi.var << "null);" - << endl; - } - - virtual void - traverse_float (member_info& mi) - { - os << traits << "::set_value (" << endl - << member << "," << endl - << "i." << mi.var << "value," << endl - << "i." << mi.var << "null);" - << endl; - } - - virtual void - traverse_numeric (member_info& mi) - { - os << traits << "::set_value (" << endl - << member << "," << endl - << "i." << mi.var << "value," << endl - << "i." << mi.var << "size," << endl - << "i." << mi.var << "null);" - << endl; - } - - virtual void - traverse_date_time (member_info& mi) - { - os << traits << "::set_value (" << endl - << member << "," << endl - << "i." << mi.var << "value," << endl - << "i." << mi.var << "null);" - << endl; - } - - virtual void - traverse_string (member_info& mi) - { - os << traits << "::set_value (" << endl - << member << "," << endl - << "i." << mi.var << "value," << endl - << "i." << mi.var << "size," << endl - << "i." << mi.var << "null);" - << endl; - } - - virtual void - traverse_bit (member_info& mi) - { - // Presented as byte. - // - os << traits << "::set_value (" << endl - << member << "," << endl - << "i." << mi.var << "value," << endl - << "i." << mi.var << "size," << endl - << "i." << mi.var << "null);" - << endl; - } - - virtual void - traverse_varbit (member_info& mi) - { - // Presented as bytea. - // - os << traits << "::set_value (" << endl - << member << "," << endl - << "i." << mi.var << "value," << endl - << "i." << mi.var << "size," << endl - << "i." << mi.var << "null);" - << endl; - } - - virtual void - traverse_uuid (member_info& mi) - { - os << traits << "::set_value (" << endl - << member << "," << endl - << "i." << mi.var << "value," << endl - << "i." << mi.var << "null);" - << endl; - } - }; - entry<init_value_member> init_value_member_; - - struct class_: relational::class_, context - { - class_ (base const& x): base (x) {} - - virtual string - persist_statement_extra (type& c, - relational::query_parameters&, - persist_position p) - { - string r; - - if (p == persist_after_values) - { - data_member_path* id (id_member (c)); - - type* poly_root (polymorphic (c)); - bool poly_derived (poly_root != 0 && poly_root != &c); - - // Top-level auto id. - // - if (id != 0 && !poly_derived && auto_ (*id)) - r = "RETURNING " + - convert_from (column_qname (*id), *id->back ()); - } - - return r; - } - - virtual void - object_extra (type& c) - { - bool abst (abstract (c)); - - type* poly_root (polymorphic (c)); - bool poly (poly_root != 0); - bool poly_derived (poly && poly_root != &c); - - if (abst && !poly) - return; - - data_member_path* id (id_member (c)); - semantics::data_member* optimistic (context::optimistic (c)); - - column_count_type const& cc (column_count (c)); - - size_t update_columns ( - cc.total - cc.id - cc.inverse - cc.readonly - cc.separate_update); - - string const& n (class_fq_name (c)); - string const& fn (flat_name (n)); - string traits ("access::object_traits_impl< " + n + ", id_pgsql >"); - - os << "const char " << traits << "::" << endl - << "persist_statement_name[] = " << - strlit (statement_name ("persist", fn, c)) << ";" - << endl; - - if (id != 0) - { - if (poly_derived) - { - os << "const char* const " << traits << "::" << endl - << "find_statement_names[] =" - << "{"; - - for (size_t i (0), n (abst ? 1 : polymorphic_depth (c)); - i < n; - ++i) - { - if (i != 0) - os << "," << endl; - - ostringstream ostr; - ostr << "find_" << i; - os << strlit (statement_name (ostr.str (), fn, c)); - } - - os << "};"; - } - else - os << "const char " << traits << "::" << endl - << "find_statement_name[] = " << - strlit (statement_name ("find", fn, c)) << ";" - << endl; - - if (poly && !poly_derived) - os << "const char " << traits << "::" << endl - << "find_discriminator_statement_name[] = " << - strlit (statement_name ("find_discriminator", fn, c)) << ";" - << endl; - - if (update_columns != 0) - os << "const char " << traits << "::" << endl - << "update_statement_name[] = " << - strlit (statement_name ("update", fn, c)) << ";" - << endl; - - os << "const char " << traits << "::" << endl - << "erase_statement_name[] = " << - strlit (statement_name ("erase", fn, c)) << ";" - << endl; - - if (optimistic != 0) - os << "const char " << traits << "::" << endl - << "optimistic_erase_statement_name[] = " << - strlit (statement_name ("erase_optimistic", fn, c)) << ";" - << endl; - } - - // Query statement name. - // - if (options.generate_query ()) - { - os << "const char " << traits << "::" << endl - << "query_statement_name[] = " << - strlit (statement_name ("query", fn, c)) << ";" - << endl - << "const char " << traits << "::" << endl - << "erase_query_statement_name[] = " << - strlit (statement_name ("erase_query", fn, c)) << ";" - << endl; - } - - // Statement types. - // - - // persist_statement_types. - // - { - os << "const unsigned int " << traits << "::" << endl - << "persist_statement_types[] =" - << "{"; - - statement_oids st (statement_insert); - st.traverse (c); - - // Empty array is not portable. So add a dummy member if we - // are not sending anything with the insert statement. - // - if (cc.total == cc.inverse + cc.optimistic_managed + - (id != 0 && !poly_derived && auto_ (*id) ? cc.id : 0)) - os << "0"; - - os << "};"; - } - - // find_statement_types. - // - if (id != 0) - { - os << "const unsigned int " << traits << "::" << endl - << "find_statement_types[] =" - << "{"; - - statement_oids st (statement_select, true); - st.traverse (*id); - - os << "};"; - } - - // update_statement_types. - // - if (id != 0 && update_columns != 0) - { - os << "const unsigned int " << traits << "::" << endl - << "update_statement_types[] =" - << "{"; - - { - statement_oids st (statement_update, true, &main_section); - st.traverse (c); - } - - // Not the same as update_columns. - // - bool first (cc.total == cc.id + cc.inverse + cc.readonly + - cc.separate_update + cc.optimistic_managed); - - statement_oids st (statement_where, first); - st.traverse (*id); - - if (optimistic != 0) - st.traverse (*optimistic); - - os << "};"; - } - - if (id != 0 && optimistic != 0) - { - os << "const unsigned int " << traits << "::" << endl - << "optimistic_erase_statement_types[] =" - << "{"; - - statement_oids st (statement_where); - st.traverse (*id); - st.traverse (*optimistic); - - os << "};"; - } - } - - virtual void - extra_statement_cache_extra_args (bool c, bool s) - { - bool u (c || s); - - os << "," << endl - << db << "::native_binding&" << (u ? " idn" : "") << "," << endl - << "const unsigned int*" << (u ? " idt" : ""); - } - - virtual void - view_extra (type& c) - { - string const& n (class_fq_name (c)); - string const& fn (flat_name (n)); - string traits ("access::view_traits_impl< " + n + ", id_pgsql >"); - - os << "const char " << traits << "::" << endl - << "query_statement_name[] = " << - strlit (statement_name ("query", fn, c)) << ";" - << endl; - } - - virtual void - object_query_statement_ctor_args (type&, - string const& q, - bool process, - bool prep) - { - os << "sts.connection ()," << endl; - - if (prep) - os << "n," << endl; - else - os << "query_statement_name," << endl; - - os << "text," << endl - << process << "," << endl // Process. - << "true," << endl // Optimize. - << q << ".parameter_types ()," << endl - << q << ".parameter_count ()," << endl - << q << ".parameters_binding ()," << endl - << "imb"; - } - - virtual void - object_erase_query_statement_ctor_args (type&) - { - os << "conn," << endl - << "erase_query_statement_name," << endl - << "text," << endl - << "q.parameter_types ()," << endl - << "q.parameter_count ()," << endl - << "q.parameters_binding ()"; - } - - virtual void - view_query_statement_ctor_args (type&, - string const& q, - bool process, - bool prep) - { - os << "sts.connection ()," << endl; - - if (prep) - os << "n," << endl; - else - os << "query_statement_name," << endl; - - os << q << ".clause ()," << endl - << process << "," << endl // Process. - << "true," << endl // Optimize. - << q << ".parameter_types ()," << endl - << q << ".parameter_count ()," << endl - << q << ".parameters_binding ()," << endl - << "imb"; - } - - virtual void - post_query_ (type&, bool once_off) - { - if (once_off) - os << "st->deallocate ();"; - } - }; - entry<class_> class_entry_; - - struct container_traits : relational::container_traits, context - { - container_traits (base const& x): base (x) {} - - virtual void - container_extra (semantics::data_member& m, semantics::type& t) - { - if (!object (c_) || (abstract (c_) && !polymorphic (c_))) - return; - - container_kind_type ck (container_kind (t)); - - string const& pn (public_name (m)); - string scope (scope_ + "::" + flat_prefix_ + pn + "_traits"); - - data_member_path* imp (inverse (m, "value")); - bool inv (imp != 0); - - bool smart (!inv && !unordered (m) && container_smart (t)); - - // Statment names. - // - - // Prefix top-object name to avoid conflicts with inherited - // member statement names. - // - string fn ( - flat_name ( - class_fq_name (*top_object) + "_" + flat_prefix_ + pn)); - - os << "const char " << scope << "::" << endl - << "select_name[] = " << - strlit (statement_name ("select", fn, m)) << ";" - << endl - << "const char " << scope << "::" << endl - << "insert_name[] = " << - strlit (statement_name ("insert", fn, m)) << ";" - << endl; - - if (smart) - os << "const char " << scope << "::" << endl - << "update_name[] = " << - strlit (statement_name ("update", fn, m)) << ";" - << endl; - - os << "const char " << scope << "::" << endl - << "delete_name[] = " << - strlit (statement_name ("delete", fn, m)) << ";" - << endl; - - // Statement types. - // - - semantics::type& vt (container_vt (m)); - semantics::type& idt (container_idt (m)); - - // insert statement types. - // - { - os << "const unsigned int " << scope << "::" << endl - << "insert_types[] =" - << "{"; - - if (!inv) - { - statement_oids so (statement_insert); - - so.traverse (m, idt, "id", "object_id"); - - switch (ck) - { - case ck_ordered: - { - if (!unordered (m)) - so.traverse (m, container_it (m), "index", "index"); - break; - } - case ck_map: - case ck_multimap: - { - so.traverse (m, container_kt (m), "key", "key"); - break; - } - case ck_set: - case ck_multiset: - { - break; - } - } - - so.traverse (m, vt, "value", "value"); - } - else - // MSVC does not allow zero length arrays or uninitialized - // non-extern const values. - // - os << "0"; - - os << "};"; - } - - // update statement types. - // - if (smart) - { - os << "const unsigned int " << scope << "::" << endl - << "update_types[] =" - << "{"; - - { - // Use insert instead of update to include read-only members. - // - statement_oids so (statement_insert); - so.traverse (m, vt, "value", "value"); - } - - statement_oids so (statement_where, false); - so.traverse (m, idt, "id", "object_id"); - - switch (ck) - { - case ck_ordered: - { - if (!unordered (m)) - so.traverse (m, container_it (m), "index", "index"); - break; - } - case ck_map: - case ck_multimap: - { - //so.traverse (m, container_kt (t), "key", "key"); - break; - } - case ck_set: - case ck_multiset: - { - //so.traverse (m, vt, "value", "value"); - break; - } - } - - os << "};"; - } - - // delete statement types. - // - if (smart) - { - os << "const unsigned int " << scope << "::" << endl - << "delete_types[] =" - << "{"; - - statement_oids so (statement_where); - so.traverse (m, idt, "id", "object_id"); - - switch (ck) - { - case ck_ordered: - { - if (!unordered (m)) - so.traverse (m, container_it (m), "index", "index"); - break; - } - case ck_map: - case ck_multimap: - { - //so.traverse (m, container_kt (t), "key", "key"); - break; - } - case ck_set: - case ck_multiset: - { - //so.traverse (m, vt, "value", "value"); - break; - } - } - - os << "};"; - } - } - }; - entry<container_traits> container_traits_; - - struct section_traits : relational::section_traits, context - { - section_traits (base const& x): base (x) {} - - virtual void - section_extra (user_section& s) - { - semantics::class_* poly_root (polymorphic (c_)); - bool poly (poly_root != 0); - - if (!poly && (abstract (c_) || - s.special == user_section::special_version)) - return; - - semantics::data_member* opt (optimistic (c_)); - - bool load (s.total != 0 && s.separate_load ()); - bool load_opt (s.optimistic () && s.separate_load ()); - - bool update (s.total != s.inverse + s.readonly); // Always separate. - bool update_opt (s.optimistic () && (s.readwrite_containers || poly)); - - string name (public_name (*s.member)); - string scope (scope_ + "::" + name + "_traits"); - - // Statment names. - // - - // Prefix object name to avoid conflicts with inherited member - // statement names. - // - string fn (flat_name (class_fq_name (c_) + "_" + name)); - - if (load || load_opt) - os << "const char " << scope << "::" << endl - << "select_name[] = " << - strlit (statement_name ("select", fn, *s.member)) << ";" - << endl; - - if (update || update_opt) - os << "const char " << scope << "::" << endl - << "update_name[] = " << - strlit (statement_name ("update", fn, *s.member)) << ";" - << endl; - - // Statement types. - // - if (update || update_opt) - { - os << "const unsigned int " << scope << "::" << endl - << "update_types[] =" - << "{"; - - { - statement_oids st (statement_update, true, &s); - st.traverse (c_); - } - - statement_oids st (statement_where, !update); - st.traverse (*id_member (c_)); - - if (s.optimistic ()) // Note: not update_opt. - st.traverse (*opt); - - os << "};"; - } - } - }; - entry<section_traits> section_traits_; - - struct container_cache_init_members: - relational::container_cache_init_members - { - container_cache_init_members (base const& x): base (x) {} - - virtual void - extra_members () - { - os << ", idn, idt"; - } - }; - entry<container_cache_init_members> container_cache_init_members_; - - struct section_cache_init_members: - relational::section_cache_init_members - { - section_cache_init_members (base const& x): base (x) {} - - virtual void - extra_members () - { - os << ", idn, idt"; - } - }; - entry<section_cache_init_members> section_cache_init_members_; - } - } -} |