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#include "Savable.h"
#include "tao/Storable_Base.h"
#include "tao/Storable_Factory.h"
#include "tao/Storable_File_Guard.h"
#include "ace/Auto_Ptr.h"
const int Savable::bytes_size_max = 128;
class Savable_File_Guard: public TAO::Storable_File_Guard
{
public:
Savable_File_Guard (Savable & savable, Method_Type method_type);
~Savable_File_Guard ();
virtual void set_object_last_changed (const time_t & time);
virtual time_t get_object_last_changed ();
virtual int load_from_stream ();
virtual bool is_loaded_from_stream ();
virtual TAO::Storable_Base * create_stream (const char * mode);
private:
Savable & savable_;
};
Savable_File_Guard::Savable_File_Guard (Savable & savable,
Method_Type method_type)
: TAO::Storable_File_Guard(false)
, savable_(savable)
{
try
{
this->init(method_type);
}
catch (TAO::Storable_Read_Exception &)
{
throw Savable_Exception();
}
}
Savable_File_Guard::~Savable_File_Guard ()
{
this->release ();
}
void
Savable_File_Guard::set_object_last_changed (const time_t & time)
{
savable_.last_changed_ = time;
}
time_t
Savable_File_Guard::get_object_last_changed ()
{
return savable_.last_changed_;
}
int
Savable_File_Guard::load_from_stream ()
{
savable_.read (this->peer ());
savable_.loaded_from_stream_ = true;
this->peer ().rewind ();
if (this->peer ().good ())
return 0;
else
return -1;
}
bool
Savable_File_Guard::is_loaded_from_stream ()
{
return savable_.loaded_from_stream_;
}
TAO::Storable_Base *
Savable_File_Guard::create_stream (const char * mode)
{
return savable_.storable_factory_.create_stream ("test.dat", mode);
}
typedef TAO::Storable_File_Guard SFG;
Savable::Savable (TAO::Storable_Factory & storable_factory)
: storable_factory_(storable_factory)
, loaded_from_stream_ (false)
{
for (int index = 0; index < 2; ++index)
{
this->i_[index] = 0;
this->ui_[index] = 0;
this->bytes_size_[index] = 0;
this->bytes_[index] = new char [this->bytes_size_max];
for (int i = 0; i < this->bytes_size_max; ++i)
{
this->bytes_[index][i] = ACE_CHAR_MAX;
}
}
ACE_Auto_Ptr<TAO::Storable_Base> stream (storable_factory_.create_stream("test.dat", "r"));
if (stream->exists ())
{
Savable_File_Guard fg(*this, SFG::CREATE_WITH_FILE);
}
else
{
Savable_File_Guard fg(*this, SFG::CREATE_WITHOUT_FILE);
this->write (fg.peer ());
}
}
Savable::~Savable ()
{
for (int index = 0; index < 2; ++index)
{
delete []this->bytes_[index];
}
}
bool
Savable::is_loaded_from_stream ()
{
return this->loaded_from_stream_;
}
void
Savable::read (TAO::Storable_Base & stream)
{
stream.rewind ();
for (int index = 0; index < 2; ++index)
{
stream >> this->string_[index];
stream >> this->i_[index];
stream >> this->ui_[index];
stream >> this->bytes_size_[index];
stream.read (this->bytes_size_[index], this->bytes_[index]);
}
}
void
Savable::write (TAO::Storable_Base & stream)
{
stream.rewind ();
for (int index = 0; index < 2; ++index)
{
stream << this->string_[index];
stream << this->i_[index];
stream << this->ui_[index];
stream << this->bytes_size_[index];
stream.write (this->bytes_size_[index], this->bytes_[index]);
}
stream.flush ();
}
void
Savable::string_set (int index, const ACE_CString &s)
{
Savable_File_Guard fg(*this, SFG::MUTATOR);
this->string_[index] = s;
this->write (fg.peer ());
}
const ACE_CString &
Savable::string_get (int index)
{
Savable_File_Guard fg(*this, SFG::ACCESSOR);
return this->string_[index];
}
void
Savable::int_set (int index, int i)
{
Savable_File_Guard fg(*this, SFG::MUTATOR);
this->i_[index] = i;
this->write (fg.peer ());
}
int
Savable::int_get (int index)
{
Savable_File_Guard fg(*this, SFG::ACCESSOR);
return this->i_[index];
}
void
Savable::unsigned_int_set (int index, unsigned int ui)
{
Savable_File_Guard fg(*this, SFG::MUTATOR);
this->ui_[index] = ui;
this->write (fg.peer ());
}
unsigned int
Savable::unsigned_int_get (int index)
{
Savable_File_Guard fg(*this, SFG::ACCESSOR);
return this->ui_[index];
}
void
Savable::bytes_set (int index, int size, char * bytes)
{
Savable_File_Guard fg(*this, SFG::MUTATOR);
this->bytes_size_[index] = size;
for (int i = 0; i < this->bytes_size_[index]; ++i)
{
this->bytes_[index][i] = bytes[i];
}
this->write (fg.peer ());
}
int
Savable::bytes_get (int index, char * bytes)
{
Savable_File_Guard fg(*this, SFG::ACCESSOR);
for (int i = 0; i < this->bytes_size_[index]; ++i)
{
bytes[i] = this->bytes_[index][i];
}
return this->bytes_size_[index];
}
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