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Diffstat (limited to 'odb/relational/mssql/common.hxx')
| -rw-r--r-- | odb/relational/mssql/common.hxx | 362 |
1 files changed, 362 insertions, 0 deletions
diff --git a/odb/relational/mssql/common.hxx b/odb/relational/mssql/common.hxx new file mode 100644 index 0000000..5bd37f5 --- /dev/null +++ b/odb/relational/mssql/common.hxx @@ -0,0 +1,362 @@ +// file : odb/relational/mssql/common.hxx +// author : Constantin Michael <constantin@codesynthesis.com> +// copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC +// license : GNU GPL v3; see accompanying LICENSE file + +#ifndef ODB_RELATIONAL_MSSQL_COMMON_HXX +#define ODB_RELATIONAL_MSSQL_COMMON_HXX + +#include <odb/relational/common.hxx> +#include <odb/relational/mssql/context.hxx> + +namespace relational +{ + namespace mssql + { + struct member_base: virtual relational::member_base, context + { + member_base (base const& x): base (x) {} + + // This c-tor is for the direct use inside the mssql namespace. + // If you do use this c-tor, you should also explicitly call + // relational::member_base. + // + member_base () {} + + virtual void + traverse (semantics::data_member& m); + + struct member_info + { + semantics::data_member& m; // Member. + semantics::type& t; // Cvr-unqualified member C++ type, note + // that m.type () may not be the same as t. + semantics::type* wrapper; // Wrapper type if member is a composite or + // container wrapper, also cvr-unqualified. + // In this case t is the wrapped type. + bool cq; // True if the original (wrapper) type + // is const-qualified. + sql_type const* st; // Member SQL type (only simple values). + string& var; // Member variable name with trailing '_'. + + // C++ type fq-name. + // + string + fq_type (bool unwrap = true) const + { + semantics::names* hint; + + if (wrapper != 0 && unwrap) + { + // Use the hint from the wrapper unless the wrapped type + // is qualified. + // + hint = wrapper->get<semantics::names*> ("wrapper-hint"); + utype (*context::wrapper (*wrapper), hint); + return t.fq_name (hint); + } + + // Use the original type from 'm' instead of 't' since the hint + // may be invalid for a different type. Plus, if a type is + // overriden, then the fq_type must be as well. + // + if (fq_type_.empty ()) + { + semantics::type& t (utype (m, hint)); + return t.fq_name (hint); + } + else + return fq_type_; + } + + string const& fq_type_; + + member_info (semantics::data_member& m_, + semantics::type& t_, + semantics::type* wrapper_, + bool cq_, + string& var_, + string const& fq_type) + : m (m_), + t (t_), + wrapper (wrapper_), + cq (cq_), + st (0), + var (var_), + fq_type_ (fq_type) + { + } + }; + + bool + container (member_info& mi) + { + // This cannot be a container if we have a type override. + // + return type_override_ == 0 && context::container (mi.m); + } + + // The false return value indicates that no further callbacks + // should be called for this member. + // + virtual bool + pre (member_info&) + { + return true; + } + + virtual void + post (member_info&) + { + } + + virtual void + traverse_composite (member_info&) + { + } + + virtual void + traverse_container (member_info&) + { + } + + virtual void + traverse_object_pointer (member_info& mi) + { + traverse_simple (mi); + } + + virtual void + traverse_simple (member_info&); + + virtual void + traverse_integer (member_info&) + { + } + + virtual void + traverse_decimal (member_info&) + { + } + + virtual void + traverse_smallmoney (member_info&) + { + } + + virtual void + traverse_money (member_info&) + { + } + + virtual void + traverse_float4 (member_info&) + { + } + + virtual void + traverse_float8 (member_info&) + { + } + + virtual void + traverse_string (member_info&) + { + } + + virtual void + traverse_long_string (member_info&) + { + } + + virtual void + traverse_nstring (member_info&) + { + } + + virtual void + traverse_long_nstring (member_info&) + { + } + + virtual void + traverse_binary (member_info&) + { + } + + virtual void + traverse_long_binary (member_info&) + { + } + + virtual void + traverse_date (member_info&) + { + } + + virtual void + traverse_time (member_info&) + { + } + + virtual void + traverse_datetime (member_info&) + { + } + + virtual void + traverse_datetimeoffset (member_info&) + { + } + + virtual void + traverse_uniqueidentifier (member_info&) + { + } + + virtual void + traverse_rowversion (member_info&) + { + } + }; + + struct member_image_type: member_base + { + member_image_type (semantics::type* type = 0, + string const& fq_type = string (), + string const& key_prefix = string ()); + string + image_type (semantics::data_member&); + + virtual void + traverse_composite (member_info&); + + virtual void + traverse_integer (member_info&); + + virtual void + traverse_decimal (member_info&); + + virtual void + traverse_smallmoney (member_info&); + + virtual void + traverse_money (member_info&); + + virtual void + traverse_float4 (member_info&); + + virtual void + traverse_float8 (member_info&); + + virtual void + traverse_string (member_info&); + + virtual void + traverse_long_string (member_info&); + + virtual void + traverse_nstring (member_info&); + + virtual void + traverse_long_nstring (member_info&); + + virtual void + traverse_binary (member_info&); + + virtual void + traverse_long_binary (member_info&); + + virtual void + traverse_date (member_info&); + + virtual void + traverse_time (member_info&); + + virtual void + traverse_datetime (member_info&); + + virtual void + traverse_datetimeoffset (member_info&); + + virtual void + traverse_uniqueidentifier (member_info&); + + virtual void + traverse_rowversion (member_info&); + + private: + string type_; + }; + + struct member_database_type_id: member_base + { + member_database_type_id (semantics::type* type = 0, + string const& fq_type = string (), + string const& key_prefix = string ()); + string + database_type_id (type&); + + virtual void + traverse_composite (member_info&); + + virtual void + traverse_integer (member_info&); + + virtual void + traverse_decimal (member_info&); + + virtual void + traverse_smallmoney (member_info&); + + virtual void + traverse_money (member_info&); + + virtual void + traverse_float4 (member_info&); + + virtual void + traverse_float8 (member_info&); + + virtual void + traverse_string (member_info&); + + virtual void + traverse_long_string (member_info&); + + virtual void + traverse_nstring (member_info&); + + virtual void + traverse_long_nstring (member_info&); + + virtual void + traverse_binary (member_info&); + + virtual void + traverse_long_binary (member_info&); + + virtual void + traverse_date (member_info&); + + virtual void + traverse_time (member_info&); + + virtual void + traverse_datetime (member_info&); + + virtual void + traverse_datetimeoffset (member_info&); + + virtual void + traverse_uniqueidentifier (member_info&); + + virtual void + traverse_rowversion (member_info&); + + private: + string type_id_; + }; + } +} +#endif // ODB_RELATIONAL_MSSQL_COMMON_HXX |