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Diffstat (limited to 'odb/relational/oracle/source.cxx')
| -rw-r--r-- | odb/relational/oracle/source.cxx | 647 |
1 files changed, 0 insertions, 647 deletions
diff --git a/odb/relational/oracle/source.cxx b/odb/relational/oracle/source.cxx deleted file mode 100644 index f081d54..0000000 --- a/odb/relational/oracle/source.cxx +++ /dev/null @@ -1,647 +0,0 @@ -// file : odb/relational/oracle/source.cxx -// copyright : Copyright (c) 2009-2019 Code Synthesis Tools CC -// license : GNU GPL v3; see accompanying LICENSE file - -#include <odb/relational/source.hxx> - -#include <odb/relational/oracle/common.hxx> -#include <odb/relational/oracle/context.hxx> - -using namespace std; - -namespace relational -{ - namespace oracle - { - namespace source - { - namespace relational = relational::source; - - struct query_parameters: relational::query_parameters, context - { - 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 quote_id (sequence_name (table_)) + ".nextval"; - } - - private: - size_t i_; - }; - entry<query_parameters> query_parameters_; - - namespace - { - const char* string_buffer_types[] = - { - "oracle::bind::string", // CHAR - "oracle::bind::nstring", // NCHAR - "oracle::bind::string", // VARCHAR2 - "oracle::bind::nstring", // NVARCHAR2 - "oracle::bind::raw" // RAW - }; - - const char* lob_buffer_types[] = - { - "oracle::bind::blob", - "oracle::bind::clob", - "oracle::bind::nclob" - }; - } - - // - // 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_int32 (member_info& mi) - { - os << b << ".type = oracle::bind::" << - (unsigned_integer (mi.t) ? "uinteger" : "integer") << ";" - << b << ".buffer = &" << arg << "." << mi.var << "value;" - << b << ".capacity = 4;" - << b << ".size = 0;" - << b << ".indicator = &" << arg << "." << mi.var << "indicator;"; - } - - virtual void - traverse_int64 (member_info& mi) - { - os << b << ".type = oracle::bind::" << - (unsigned_integer (mi.t) ? "uinteger" : "integer") << ";" - << b << ".buffer= &" << arg << "." << mi.var << "value;" - << b << ".capacity = 8;" - << b << ".size = 0;" - << b << ".indicator = &" << arg << "." << mi.var << "indicator;"; - } - - virtual void - traverse_big_int (member_info& mi) - { - os << b << ".type = oracle::bind::number;" - << b << ".buffer = " << arg << "." << mi.var << "value;" - << b << ".capacity = static_cast<ub4> (sizeof (" << arg << - "." << mi.var << "value));" - << b << ".size = &" << arg << "." << mi.var << "size;" - << b << ".indicator = &" << arg << "." << mi.var << "indicator;"; - } - - virtual void - traverse_float (member_info& mi) - { - os << b << ".type = oracle::bind::binary_float;" - << b << ".buffer= &" << arg << "." << mi.var << "value;" - << b << ".capacity = 4;" - << b << ".size = 0;" - << b << ".indicator = &" << arg << "." << mi.var << "indicator;"; - } - - virtual void - traverse_double (member_info& mi) - { - os << b << ".type = oracle::bind::binary_double;" - << b << ".buffer= &" << arg << "." << mi.var << "value;" - << b << ".capacity = 8;" - << b << ".size = 0;" - << b << ".indicator = &" << arg << "." << mi.var << "indicator;"; - } - - virtual void - traverse_big_float (member_info& mi) - { - os << b << ".type = oracle::bind::number;" - << b << ".buffer = " << arg << "." << mi.var << "value;" - << b << ".capacity = static_cast<ub4> (sizeof (" << arg << "." << - mi.var << "value));" - << b << ".size = &" << arg << "." << mi.var << "size;" - << b << ".indicator = &" << arg << "." << mi.var << "indicator;"; - } - - virtual void - traverse_date (member_info& mi) - { - os << b << ".type = oracle::bind::date;" - << b << ".buffer = " << arg << "." << mi.var << "value;" - << b << ".capacity = static_cast<ub4> (sizeof (" << arg << "." << - mi.var << "value));" - << b << ".size = 0;" - << b << ".indicator = &" << arg << "." << mi.var << "indicator;"; - } - - virtual void - traverse_timestamp (member_info& mi) - { - os << b << ".type = oracle::bind::timestamp;" - << b << ".buffer = &" << arg << "." << mi.var << "value;" - << b << ".indicator = &" << arg << "." << mi.var << "indicator;"; - } - - virtual void - traverse_interval_ym (member_info& mi) - { - os << b << ".type = oracle::bind::interval_ym;" - << b << ".buffer = &" << arg << "." << mi.var << "value;" - << b << ".indicator = &" << arg << "." << mi.var << "indicator;"; - } - - virtual void - traverse_interval_ds (member_info& mi) - { - os << b << ".type = oracle::bind::interval_ds;" - << b << ".buffer = &" << arg << "." << mi.var << "value;" - << b << ".indicator = &" << arg << "." << mi.var << "indicator;"; - } - - virtual void - traverse_string (member_info& mi) - { - os << b << ".type = " << - string_buffer_types[mi.st->type - sql_type::CHAR] << ";" - << b << ".buffer = " << arg << "." << mi.var << "value;" - << b << ".capacity = static_cast<ub4> (sizeof (" << arg << - "." << mi.var << "value));" - << b << ".size = &" << arg << "." << mi.var << "size;" - << b << ".indicator = &" << arg << "." << mi.var << "indicator;"; - } - - virtual void - traverse_lob (member_info& mi) - { - os << b << ".type = " << - lob_buffer_types[mi.st->type - sql_type::BLOB] << ";" - << b << ".buffer = &" << arg << "." << mi.var << "lob;" - << b << ".indicator = &" << arg << "." << mi.var << "indicator;" - << b << ".callback = &" << arg << "." << mi.var << "callback;" - << endl; - } - }; - entry<bind_member> bind_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 - check_accessor (member_info& mi, member_access& ma) - { - // We cannot use accessors that return by-value for LOB - // members. - // - if ((mi.st->type == sql_type::BLOB || - mi.st->type == sql_type::CLOB || - mi.st->type == sql_type::NCLOB) && - ma.by_value) - { - error (ma.loc) << "accessor returning a value cannot be used " - << "for a data member of Oracle LOB type" << endl; - info (ma.loc) << "accessor returning a const reference is required" - << endl; - info (mi.m.location ()) << "data member is defined here" << endl; - throw operation_failed (); - } - } - - virtual void - set_null (member_info& mi) - { - os << "i." << mi.var << "indicator = -1;"; - } - - virtual void - traverse_int32 (member_info& mi) - { - os << traits << "::set_image (" << endl - << "i." << mi.var << "value, is_null, " << member << ");" - << "i." << mi.var << "indicator = is_null ? -1 : 0;"; - } - - virtual void - traverse_int64 (member_info& mi) - { - os << traits << "::set_image (" << endl - << "i." << mi.var << "value, is_null, " << member << ");" - << "i." << mi.var << "indicator = is_null ? -1 : 0;"; - } - - virtual void - traverse_big_int (member_info& mi) - { - os << "std::size_t size (0);" - << traits << "::set_image (" << endl - << "i." << mi.var << "value," << endl - << "size," << endl - << "is_null," << endl - << member << ");" - << "i." << mi.var << "indicator = is_null ? -1 : 0;" - << "i." << mi.var << "size = static_cast<ub2> (size);"; - } - - virtual void - traverse_float (member_info& mi) - { - os << traits << "::set_image (" << endl - << "i." << mi.var << "value, is_null, " << member << ");" - << "i." << mi.var << "indicator = is_null ? -1 : 0;"; - } - - virtual void - traverse_double (member_info& mi) - { - os << traits << "::set_image (" << endl - << "i." << mi.var << "value, is_null, " << member << ");" - << "i." << mi.var << "indicator = is_null ? -1 : 0;"; - } - - virtual void - traverse_big_float (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 << "indicator = is_null ? -1 : 0;" - << "i." << mi.var << "size = static_cast<ub2> (size);"; - } - - virtual void - traverse_date (member_info& mi) - { - os << traits << "::set_image (" << endl - << "i." << mi.var << "value, is_null, " << member << ");" - << "i." << mi.var << "indicator = is_null ? -1 : 0;"; - } - - virtual void - traverse_timestamp (member_info& mi) - { - os << traits << "::set_image (" << endl - << "i." << mi.var << "value, is_null, " << member << ");" - << "i." << mi.var << "indicator = is_null ? -1 : 0;"; - } - - virtual void - traverse_interval_ym (member_info& mi) - { - os << traits << "::set_image (" << endl - << "i." << mi.var << "value, is_null, " << member << ");" - << "i." << mi.var << "indicator = is_null ? -1 : 0;"; - } - - virtual void - traverse_interval_ds (member_info& mi) - { - os << traits << "::set_image (" << endl - << "i." << mi.var << "value, is_null, " << member << ");" - << "i." << mi.var << "indicator = is_null ? -1 : 0;"; - } - - virtual void - traverse_string (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 << "indicator = is_null ? -1 : 0;" - << "i." << mi.var << "size = static_cast<ub2> (size);"; - } - - virtual void - traverse_lob (member_info& mi) - { - os << "i." << mi.var << "lob.position = 0;" - << traits << "::set_image (" << endl - << "i." << mi.var << "callback.callback.param," << endl - << "i." << mi.var << "callback.context.param," << endl - << "is_null," << endl - << member << ");" - << "i." << mi.var << "indicator = is_null ? -1 : 0;"; - } - }; - 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 << "indicator == -1"; - } - - virtual void - check_modifier (member_info& mi, member_access& ma) - { - // We cannot use by-value modifier for LOB members. - // - if ((mi.st->type == sql_type::BLOB || - mi.st->type == sql_type::CLOB || - mi.st->type == sql_type::NCLOB) && - ma.placeholder ()) - { - error (ma.loc) << "modifier accepting a value cannot be used " - << "for a data member of Oracle LOB type" << endl; - info (ma.loc) << "modifier returning a non-const reference is " - << "required" << endl; - info (mi.m.location ()) << "data member is defined here" << endl; - throw operation_failed (); - } - } - - virtual void - traverse_int32 (member_info& mi) - { - os << traits << "::set_value (" << endl - << member << "," << endl - << "i." << mi.var << "value," << endl - << "i." << mi.var << "indicator == -1);" - << endl; - } - - virtual void - traverse_int64 (member_info& mi) - { - os << traits << "::set_value (" << endl - << member << "," << endl - << "i." << mi.var << "value," << endl - << "i." << mi.var << "indicator == -1);" - << endl; - } - - virtual void - traverse_big_int (member_info& mi) - { - os << traits << "::set_value (" << endl - << member << "," << endl - << "i." << mi.var << "value," << endl - << "i." << mi.var << "size," << endl - << "i." << mi.var << "indicator == -1);" - << endl; - } - - virtual void - traverse_float (member_info& mi) - { - os << traits << "::set_value (" << endl - << member << "," << endl - << "i." << mi.var << "value," << endl - << "i." << mi.var << "indicator == -1);" - << endl; - } - - virtual void - traverse_double (member_info& mi) - { - os << traits << "::set_value (" << endl - << member << "," << endl - << "i." << mi.var << "value," << endl - << "i." << mi.var << "indicator == -1);" - << endl; - } - - virtual void - traverse_big_float (member_info& mi) - { - os << traits << "::set_value (" << endl - << member << "," << endl - << "i." << mi.var << "value," << endl - << "i." << mi.var << "size," << endl - << "i." << mi.var << "indicator == -1);" - << endl; - } - - virtual void - traverse_date (member_info& mi) - { - os << traits << "::set_value (" << endl - << member << "," << endl - << "i." << mi.var << "value," << endl - << "i." << mi.var << "indicator == -1);" - << endl; - } - - virtual void - traverse_timestamp (member_info& mi) - { - os << traits << "::set_value (" << endl - << member << "," << endl - << "i." << mi.var << "value," << endl - << "i." << mi.var << "indicator == -1);" - << endl; - } - - virtual void - traverse_interval_ym (member_info& mi) - { - os << traits << "::set_value (" << endl - << member << "," << endl - << "i." << mi.var << "value," << endl - << "i." << mi.var << "indicator == -1);" - << endl; - } - - virtual void - traverse_interval_ds (member_info& mi) - { - os << traits << "::set_value (" << endl - << member << "," << endl - << "i." << mi.var << "value," << endl - << "i." << mi.var << "indicator == -1);" - << 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 << "indicator == -1);" - << endl; - } - - virtual void - traverse_lob (member_info& mi) - { - os << traits << "::set_value (" << endl - << member << "," << endl - << "i." << mi.var << "callback.callback.result," << endl - << "i." << mi.var << "callback.context.result," << endl - << "i." << mi.var << "indicator == -1);" - << endl; - } - }; - entry<init_value_member> init_value_member_; - - struct container_traits: relational::container_traits, context - { - container_traits (base const& x): base (x) {} - - virtual void - cache_result (string const&) - { - // Caching is not necessary since Oracle can execute several - // interleaving statements. - // - } - - virtual void - init_value_extra () - { - os << "sts.select_statement ().stream_result ();" - << endl; - } - }; - entry<container_traits> container_traits_; - - struct section_traits: relational::section_traits, context - { - section_traits (base const& x): base (x) {} - - virtual void - init_value_extra () - { - os << "st.stream_result ();"; - } - }; - entry<section_traits> section_traits_; - - struct class_: relational::class_, context - { - class_ (base const& x): base (x) {} - - virtual void - init_image_pre (type& c) - { - if (options.generate_query () && - !(composite (c) || (abstract (c) && !polymorphic (c)))) - { - type* poly_root (polymorphic (c)); - bool poly_derived (poly_root != 0 && poly_root != &c); - - if (poly_derived) - os << "{" - << "root_traits::image_type& ri (root_image (i));" - << endl; - - string i (poly_derived ? "ri" : "i"); - - os << "if (" << i << ".change_callback_.callback != 0)" << endl - << "(" << i << ".change_callback_.callback) (" << - i << ".change_callback_.context);"; - - if (poly_derived) - os << "}"; - else - os << endl; - } - } - - virtual void - init_value_extra () - { - os << "st.stream_result ();"; - } - - virtual string - persist_statement_extra (type& c, - relational::query_parameters& qp, - 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)) - { - semantics::data_member& idb (*id->back ()); - - const string& name (column_qname (*id)); - const string& type (column_type (idb)); - - r = "RETURNING " + convert_from (name, type, idb) + - " INTO " + qp.next (idb, name, type); - } - } - - return r; - } - - virtual string - select_trailer (type& c) - { - view_query const& vq (c.get<view_query> ("query")); - - if (vq.for_update && vq.distinct) - { - error (vq.loc) - << "Oracle does not support FOR UPDATE with DISTINCT" << endl; - throw operation_failed (); - } - - return base::select_trailer (c); - } - }; - entry<class_> class_entry_; - } - } -} |