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// file : odb/mysql/context.hxx
// author : Boris Kolpackov <boris@codesynthesis.com>
// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
// license : GNU GPL v3; see accompanying LICENSE file
#ifndef ODB_MYSQL_CONTEXT_HXX
#define ODB_MYSQL_CONTEXT_HXX
#include <string>
#include <odb/context.hxx>
namespace mysql
{
struct sql_type
{
// Keep the order in each block of types.
//
enum core_type
{
// Integral types.
//
TINYINT,
SMALLINT,
MEDIUMINT,
INT,
BIGINT,
// Float types.
//
FLOAT,
DOUBLE,
DECIMAL,
// Data-time types.
//
DATE,
TIME,
DATETIME,
TIMESTAMP,
YEAR,
// String and binary types.
//
CHAR,
BINARY,
VARCHAR,
VARBINARY,
TINYTEXT,
TINYBLOB,
TEXT,
BLOB,
MEDIUMTEXT,
MEDIUMBLOB,
LONGTEXT,
LONGBLOB,
// Other types.
//
BIT,
ENUM,
SET,
// Invalid type.
//
invalid
};
sql_type () : type (invalid), unsign (false), range (false) {}
core_type type;
bool unsign;
bool range;
unsigned int range_value; // MySQL max value is 2^32 - 1 (LONGBLOG/TEXT).
};
class context: public ::context
{
// Predicates.
//
public:
// Return true if an object or value type has members for which
// the image can grow.
//
bool
grow (semantics::class_&);
// The same for a member's value type.
//
bool
grow (semantics::data_member&);
bool
grow (semantics::data_member&, semantics::type&, string const& key_prefix);
//
//
public:
sql_type const&
db_type (semantics::data_member&, string const& key_prefix = string ());
private:
typedef ::context base_context;
struct data: base_context::data
{
virtual string
column_type_impl (semantics::type&,
string const& type,
semantics::context&,
column_type_flags) const;
};
private:
data* data_;
public:
public:
context (std::ostream&, semantics::unit&, options_type const&);
context (context&);
};
}
#endif // ODB_MYSQL_CONTEXT_HXX
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