From a926388f73aed90d1aa9743d32ed4c049af6bf84 Mon Sep 17 00:00:00 2001
From: Constantin Michael <constantin@codesynthesis.com>
Date: Fri, 11 Nov 2011 13:43:01 +0200
Subject: Add Oracle support for Qt profile

---
 odb/qt/basic/oracle/default-mapping.hxx    | 22 +++++++++
 odb/qt/basic/oracle/qbyte-array-traits.hxx | 79 ++++++++++++++++++++++++++++++
 odb/qt/basic/oracle/qstring-traits.hxx     | 77 +++++++++++++++++++++++++++++
 3 files changed, 178 insertions(+)
 create mode 100644 odb/qt/basic/oracle/default-mapping.hxx
 create mode 100644 odb/qt/basic/oracle/qbyte-array-traits.hxx
 create mode 100644 odb/qt/basic/oracle/qstring-traits.hxx

(limited to 'odb/qt/basic')

diff --git a/odb/qt/basic/oracle/default-mapping.hxx b/odb/qt/basic/oracle/default-mapping.hxx
new file mode 100644
index 0000000..1fe6de0
--- /dev/null
+++ b/odb/qt/basic/oracle/default-mapping.hxx
@@ -0,0 +1,22 @@
+// file      : odb/qt/basic/oracle/default-mapping.hxx
+// author    : Constantin Michael <constantin@codesynthesis.com>
+// copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_QT_BASIC_ORACLE_DEFAULT_MAPPING_HXX
+#define ODB_QT_BASIC_ORACLE_DEFAULT_MAPPING_HXX
+
+#include <QtCore/QString>
+#include <QtCore/QByteArray>
+
+// Map QString to Oracle VARCHAR2 by default. Allow NULL values by default as
+// QString provides a null representation.
+//
+#pragma db value(QString) type("VARCHAR2(4000)") null
+
+// Map QByteArray to Oracle RAW by default. Allow NULL values by default as
+// QByteArray provides a null representation.
+//
+#pragma db value(QByteArray) type("RAW(2000)") null
+
+#endif // ODB_QT_BASIC_ORACLE_DEFAULT_MAPPING_HXX
diff --git a/odb/qt/basic/oracle/qbyte-array-traits.hxx b/odb/qt/basic/oracle/qbyte-array-traits.hxx
new file mode 100644
index 0000000..58807b9
--- /dev/null
+++ b/odb/qt/basic/oracle/qbyte-array-traits.hxx
@@ -0,0 +1,79 @@
+// file      : odb/qt/basic/oracle/qbyte-array-traits.hxx
+// author    : Constantin Michael <constantin@codesynthesis.com>
+// copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_QT_BASIC_ORACLE_QBYTE_ARRAY_TRAITS_HXX
+#define ODB_QT_BASIC_ORACLE_QBYTE_ARRAY_TRAITS_HXX
+
+#include <odb/pre.hxx>
+
+#include <cstring> // std::memcpy
+#include <cstddef> // std::size_t
+
+#include <QtCore/QByteArray>
+
+#include <odb/oracle/traits.hxx>
+
+namespace odb
+{
+  namespace oracle
+  {
+    template <>
+    struct default_value_traits<QByteArray, id_raw>
+    {
+      typedef QByteArray value_type;
+      typedef QByteArray query_type;
+      typedef char* image_type;
+
+      static void
+      set_value (QByteArray& v,
+                 const char* b,
+                 std::size_t n,
+                 bool is_null)
+      {
+        if (is_null)
+          v = QByteArray ();
+        else
+        {
+          // Note that we cannot use replace() here since a suitable
+          // overload was only added in Qt 4.7.
+          //
+          v.resize (static_cast<int> (n));
+          std::memcpy (v.data (), b, n);
+        }
+      }
+
+      static void
+      set_image (char* b,
+                 std::size_t c,
+                 std::size_t& n,
+                 bool& is_null,
+                 const QByteArray& v)
+      {
+        if (v.isNull ())
+          is_null = true;
+        else
+        {
+          is_null = false;
+
+          n = static_cast<std::size_t> (v.size ());
+
+          //@@ Assert or throw?
+          //
+          assert (n <= c);
+
+          std::memcpy (b, v.data (), n);
+        }
+      }
+    };
+
+    template <>
+    struct default_type_traits<QByteArray>
+    {
+      static const database_type_id db_type_id = id_raw;
+    };
+  }
+}
+
+#endif // ODB_QT_BASIC_ORACLE_QBYTE_ARRAY_TRAITS_HXX
diff --git a/odb/qt/basic/oracle/qstring-traits.hxx b/odb/qt/basic/oracle/qstring-traits.hxx
new file mode 100644
index 0000000..729de62
--- /dev/null
+++ b/odb/qt/basic/oracle/qstring-traits.hxx
@@ -0,0 +1,77 @@
+// file      : odb/qt/basic/oracle/qstring-traits.hxx
+// author    : Constantin Michael <constantin@codesynthesis.com>
+// copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_QT_BASIC_ORACLE_QSTRING_TRAITS_HXX
+#define ODB_QT_BASIC_ORACLE_QSTRING_TRAITS_HXX
+
+#include <odb/pre.hxx>
+
+#include <cstring> // std::memcpy
+#include <cstddef> // std::size_t
+
+#include <QtCore/QString>
+
+#include <odb/oracle/traits.hxx>
+
+namespace odb
+{
+  namespace oracle
+  {
+    template <>
+    struct default_value_traits <QString, id_string>
+    {
+    public:
+      typedef QString value_type;
+      typedef QString query_type;
+      typedef char* image_type;
+
+      static void
+      set_value (QString& v,
+                 const char* b,
+                 std::size_t n,
+                 bool is_null)
+      {
+        if (is_null)
+          v = QString ();
+        else
+          v = QString::fromUtf8 (b, static_cast<int> (n));
+      }
+
+      static void
+      set_image (char* b,
+                 std::size_t c,
+                 std::size_t& n,
+                 bool& is_null,
+                 const QString& v)
+      {
+        if (v.isNull ())
+          is_null = true;
+        else
+        {
+          is_null = false;
+
+          const QByteArray& a (v.toUtf8 ());
+          n = static_cast<std::size_t> (a.size ());
+
+          //@@ Assert or throw?
+          //
+          assert (n <= c);
+
+          std::memcpy (b, a.data (), n);
+        }
+      }
+    };
+
+    template <>
+    struct default_type_traits<QString>
+    {
+      static const database_type_id db_type_id = id_string;
+    };
+  }
+}
+
+#include <odb/post.hxx>
+
+#endif // ODB_QT_BASIC_ORACLE_QSTRING_TRAITS_HXX
-- 
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