Statement.hpp

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// ANNA - Anna is Not Nothingness Anymore                                                         //
//                                                                                                //
// (c) Copyright 2005-2015 Eduardo Ramos Testillano & Francisco Ruiz Rayo                         //
//                                                                                                //
// See project site at http://redmine.teslayout.com/projects/anna-suite                           //
// See accompanying file LICENSE or copy at http://www.teslayout.com/projects/public/anna.LICENSE //


#ifndef anna_dbms_oracle_Statement_hpp
#define anna_dbms_oracle_Statement_hpp

#include <anna/dbms/Statement.hpp>

struct OCIStmt;
struct OCIError;

namespace anna {

namespace dbms {

class Connection;

namespace oracle {

class Statement : public dbms::Statement {
public:
  virtual ~Statement();

  operator OCIStmt*() { return a_ociStmt; }

private:
  OCIStmt* a_ociStmt;
  OCIError* a_ociError;
  bool a_firstFetch;

  Statement(Database& database, const char* name, const char* expression, const bool isCritical) :
    dbms::Statement(database, name, expression, isCritical),
    a_ociStmt(NULL),
    a_ociError(NULL) {}

  Statement(Database& database, const char* name, const std::string& expression, const bool isCritical) :
    dbms::Statement(database, name, expression, isCritical),
    a_ociStmt(NULL),
    a_ociError(NULL) {}

  void prepare(dbms::Connection* connection) noexcept(false);
  dbms::ResultCode execute(dbms::Connection* connection) noexcept(false);
  bool fetch() noexcept(false);

  friend class Database;
};

}
}
}

#endif