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-rw-r--r--boost/README6
-rw-r--r--boost/driver.cxx5
-rw-r--r--boost/employee.hxx21
3 files changed, 24 insertions, 8 deletions
diff --git a/boost/README b/boost/README
index 848e40a..6a86b28 100644
--- a/boost/README
+++ b/boost/README
@@ -11,9 +11,9 @@ employee.hxx
establish a bidirectional employee-employer relationship. We also use
the boost::gregorian::date type to store the employee's date of birth
and the boost::unordered_set container to keep track of the employee's
- email addresses. Finally, we use boost::optional for the optional middle
- name. If the middle name is not present, it will be represented in the
- database as a NULL value.
+ email addresses. The employee's object id is boost::uuids::uuid. Finally,
+ we use boost::optional for the optional middle name. If the middle name
+ is not present, it will be represented in the database as a NULL value.
employee-odb.hxx
employee-odb.ixx
diff --git a/boost/driver.cxx b/boost/driver.cxx
index d38eb15..5a096f6 100644
--- a/boost/driver.cxx
+++ b/boost/driver.cxx
@@ -4,6 +4,8 @@
#include <memory> // std::auto_ptr
#include <iostream>
+#include <boost/uuid/uuid_io.hpp>
+
#include <odb/database.hxx>
#include <odb/session.hxx>
#include <odb/transaction.hxx>
@@ -124,7 +126,8 @@ main (int argc, char* argv[])
cout << " email: " << *j << endl;
}
- cout << endl;
+ cout << " id: {" << p->id () << '}' << endl
+ << endl;
}
t.commit ();
diff --git a/boost/employee.hxx b/boost/employee.hxx
index 89aec1f..8d6173a 100644
--- a/boost/employee.hxx
+++ b/boost/employee.hxx
@@ -11,6 +11,8 @@
#include <boost/weak_ptr.hpp>
#include <boost/optional.hpp>
#include <boost/unordered_set.hpp>
+#include <boost/uuid/uuid.hpp>
+#include <boost/uuid/uuid_generators.hpp>
#include <boost/date_time/gregorian/gregorian.hpp>
#include <odb/core.hxx>
@@ -23,6 +25,7 @@ using boost::weak_ptr;
using odb::boost::lazy_shared_ptr;
using odb::boost::lazy_weak_ptr;
+using boost::uuids::uuid;
using boost::gregorian::date;
// Forward declarations.
@@ -86,7 +89,8 @@ public:
const std::string& last,
const date& born,
shared_ptr<employer_type> employer)
- : first_ (first), last_ (last),
+ : id_ (boost::uuids::random_generator () ()),
+ first_ (first), last_ (last),
born_ (born),
employer_ (employer)
{
@@ -97,12 +101,21 @@ public:
const std::string& last,
const date& born,
shared_ptr<employer_type> employer)
- : first_ (first), middle_ (middle), last_ (last),
+ : id_ (boost::uuids::random_generator () ()),
+ first_ (first), middle_ (middle), last_ (last),
born_ (born),
employer_ (employer)
{
}
+ // Id.
+ //
+ const uuid&
+ id () const
+ {
+ return id_;
+ }
+
// Name.
//
const std::string&
@@ -166,8 +179,8 @@ private:
employee () {}
- #pragma db id auto
- unsigned long id_;
+ #pragma db id
+ uuid id_;
std::string first_;
boost::optional<std::string> middle_;