From 9616e3e84946c23f64448978d9459d2a25202833 Mon Sep 17 00:00:00 2001
From: Constantin Michael <constantin@codesynthesis.com>
Date: Thu, 17 Nov 2011 11:44:45 +0200
Subject: Add examples for Oracle

---
 mapping/database.hxx      |  7 ++++
 mapping/traits-oracle.hxx | 95 +++++++++++++++++++++++++++++++++++++++++++++++
 mapping/traits.hxx        |  2 +
 3 files changed, 104 insertions(+)
 create mode 100644 mapping/traits-oracle.hxx

(limited to 'mapping')

diff --git a/mapping/database.hxx b/mapping/database.hxx
index 4f3bb9a..4badc4e 100644
--- a/mapping/database.hxx
+++ b/mapping/database.hxx
@@ -25,6 +25,8 @@
 #  include <odb/sqlite/database.hxx>
 #elif defined(DATABASE_PGSQL)
 #  include <odb/pgsql/database.hxx>
+#elif defined(DATABASE_ORACLE)
+#  include <odb/oracle/database.hxx>
 #endif
 
 inline std::auto_ptr<odb::database>
@@ -44,6 +46,8 @@ create_database (int& argc, char* argv[])
     odb::sqlite::database::print_usage (cerr);
 #elif defined(DATABASE_PGSQL)
     odb::pgsql::database::print_usage (cerr);
+#elif defined(DATABASE_ORACLE)
+    odb::oracle::database::print_usage (cerr);
 #endif
 
     exit (0);
@@ -73,6 +77,9 @@ create_database (int& argc, char* argv[])
   }
 #elif defined(DATABASE_PGSQL)
   auto_ptr<database> db (new odb::pgsql::database (argc, argv));
+#elif defined(DATABASE_ORACLE)
+  auto_ptr<database> db (
+    new odb::oracle::database (argc, argv, false, 873, 873));
 #endif
 
   return db;
diff --git a/mapping/traits-oracle.hxx b/mapping/traits-oracle.hxx
new file mode 100644
index 0000000..f1dcfe9
--- /dev/null
+++ b/mapping/traits-oracle.hxx
@@ -0,0 +1,95 @@
+// file      : mapping/traits-oracle.hxx
+// author    : Constantin Michael <constantin@codesynthesis.com>
+// copyright : not copyrighted - public domain
+
+#ifndef TRAITS_ORACLE_HXX
+#define TRAITS_ORACLE_HXX
+
+//
+// Oracle implementation.
+//
+
+#include <cstddef> // std::size_t
+#include <cstring> // std::strncmp, std::memcpy
+
+#include <odb/oracle/traits.hxx>
+#include <odb/oracle/details/date.hxx>
+
+#include "person.hxx" // date
+
+namespace odb
+{
+  namespace oracle
+  {
+    template <>
+    class value_traits<bool, id_string>
+    {
+    public:
+      typedef bool value_type;
+      typedef bool query_type;
+      typedef char* image_type;
+
+      static void
+      set_value (bool& v,
+                 const char* b,
+                 std::size_t n,
+                 bool is_null)
+      {
+        v = (!is_null && n == 4 && std::strncmp ("true", b, n) == 0);
+      }
+
+      static void
+      set_image (char* b,
+                 std::size_t c,
+                 std::size_t& n,
+                 bool& is_null,
+                 bool v)
+      {
+        is_null = false;
+        n = v ? 4 : 5;
+
+        assert (n <= c);
+
+        std::memcpy (b, (v ? "true" : "false"), n);
+      }
+    };
+
+    template <>
+    class value_traits<date, id_date>
+    {
+    public:
+      typedef date value_type;
+      typedef date query_type;
+      typedef char* image_type;
+
+      static void
+      set_value (date& v, const char* b, bool is_null)
+      {
+        if (!is_null)
+        {
+          short y;
+          unsigned char m, d, h, min, s;
+          details::get_date (b, y, m, d, h, min, s);
+
+          v = date (y, m, d);
+        }
+        else
+          v = date (0, 0, 0);
+      }
+
+      static void
+      set_image (char* b, bool& is_null, const date& v)
+      {
+        is_null = false;
+
+        short y (static_cast<short> (v.year ()));
+        unsigned char m (static_cast<unsigned char> (v.month ()));
+        unsigned char d (static_cast<unsigned char> (v.day ()));
+
+        details::set_date (b, y, m, d, 0, 0, 0);
+      }
+    };
+  }
+}
+
+#endif // TRAITS_ORACLE_HXX
diff --git a/mapping/traits.hxx b/mapping/traits.hxx
index 1d2412b..1ef2858 100644
--- a/mapping/traits.hxx
+++ b/mapping/traits.hxx
@@ -13,6 +13,8 @@
 #  include "traits-sqlite.hxx"
 #elif defined(DATABASE_PGSQL)
 #  include "traits-pgsql.hxx"
+#elif defined(DATABASE_ORACLE)
+#  include "traits-oracle.hxx"
 #endif
 
 #endif // TRAITS_HXX
-- 
cgit v1.1