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JDATABASE::JNullResultSet Struct Reference

Auxiliary class for invalid result set. More...

#include <JDatabaseObjectIterator.hh>

Inheritance diagram for JDATABASE::JNullResultSet:
JLANG::JSingleton< T >

Public Types

typedef T data_type
 

Public Member Functions

virtual bool Next () override
 
virtual unsigned int FieldCount () const override
 
virtual std::string & FieldName (unsigned int i) const override
 
virtual std::string & GetString (unsigned int i) const override
 
virtual void Close () override
 

Static Public Member Functions

static data_typegetInstance ()
 Get unique instance of template class. More...
 

Detailed Description

Auxiliary class for invalid result set.

Definition at line 35 of file JDatabaseObjectIterator.hh.

Member Typedef Documentation

template<class T>
typedef T JLANG::JSingleton< T >::data_type
inherited

Definition at line 20 of file JSingleton.hh.

Member Function Documentation

virtual bool JDATABASE::JNullResultSet::Next ( )
inlineoverridevirtual

Definition at line 39 of file JDatabaseObjectIterator.hh.

39 { return false; }
virtual unsigned int JDATABASE::JNullResultSet::FieldCount ( ) const
inlineoverridevirtual

Definition at line 40 of file JDatabaseObjectIterator.hh.

40 { return 0; }
virtual std::string& JDATABASE::JNullResultSet::FieldName ( unsigned int  i) const
inlineoverridevirtual

Definition at line 41 of file JDatabaseObjectIterator.hh.

41 { static std::string buffer; return buffer; }
virtual std::string& JDATABASE::JNullResultSet::GetString ( unsigned int  i) const
inlineoverridevirtual

Definition at line 42 of file JDatabaseObjectIterator.hh.

42 { static std::string buffer; return buffer; }
virtual void JDATABASE::JNullResultSet::Close ( )
inlineoverridevirtual

Definition at line 43 of file JDatabaseObjectIterator.hh.

43 {}
template<class T>
static data_type& JLANG::JSingleton< T >::getInstance ( )
inlinestaticinherited

Get unique instance of template class.

Returns
object

Definition at line 27 of file JSingleton.hh.

28  {
29  static data_type value;
30 
31  return value;
32  }

The documentation for this struct was generated from the following file: