VTK
vtkPostgreSQLDatabasePrivate.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkPostgreSQLDatabasePrivate.h
5
6 Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7 All rights reserved.
8 See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9
10 This software is distributed WITHOUT ANY WARRANTY; without even
11 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12 PURPOSE. See the above copyright notice for more information.
13
14=========================================================================*/
15/*-------------------------------------------------------------------------
16 Copyright 2008 Sandia Corporation.
17 Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
18 the U.S. Government retains certain rights in this software.
19-------------------------------------------------------------------------*/
20
36#ifndef vtkPostgreSQLDatabasePrivate_h
37#define vtkPostgreSQLDatabasePrivate_h
38
39#include "vtkStdString.h"
40#include "vtkType.h"
41#include "vtkTimeStamp.h"
42
43#include <libpq-fe.h>
44#include <map>
45
47{
48 public:
50 {
51 this->Connection = NULL;
52 }
53
58 {
59 if (this->Connection)
60 {
61 PQfinish(this->Connection);
62 }
63 }
64
65 // Given a Postgres column type OID, return a VTK array type (see vtkType.h).
66 int GetVTKTypeFromOID( Oid pgtype )
67 {
68 std::map<Oid,int>::const_iterator it = this->DataTypeMap.find( pgtype );
69 if ( it == this->DataTypeMap.end() )
70 {
71 return VTK_STRING;
72 }
73 return it->second;
74 }
75
76
77
78 // This is the actual database connection. It will be NULL if no
79 // connection is open.
80 PGconn *Connection;
81
82 // Map Postgres column types to VTK types.
83 std::map<Oid,int> DataTypeMap;
84};
85
86#endif // vtkPostgreSQLDatabasePrivate_h
87// VTK-HeaderTest-Exclude: vtkPostgreSQLDatabasePrivate.h
internal details of a connection to a PostgreSQL database
virtual ~vtkPostgreSQLDatabasePrivate()
Destroy the database connection.
#define VTK_STRING
Definition: vtkType.h:64