New example that shows C++11 support, build infrastructure for C++11

1 files changed, 182 insertions, 0 deletions

diff --git a/c++11/employee.hxx b/c++11/employee.hxx
new file mode 100644
index 0000000..3750ca0
--- /dev/null
+++ b/c++11/employee.hxx
@@ -0,0 +1,182 @@
+// file      : boost/employee.hxx
+// copyright : not copyrighted - public domain
+
+#ifndef EMPLOYEE_HXX
+#define EMPLOYEE_HXX
+
+#include <string>
+#include <memory> // std::unique_ptr, std::shared_ptr
+#include <vector>
+#include <unordered_set>
+
+#include <odb/core.hxx>
+#include <odb/lazy-ptr.hxx> // odb::lazy_shared_ptr, odb::lazy_weak_ptr
+
+// Forward declarations.
+//
+class employer;
+class employee;
+
+#pragma db object pointer(std::shared_ptr)
+class employer
+{
+public:
+  employer (const std::string& name)
+      : name_ (name)
+  {
+  }
+
+  const std::string&
+  name () const
+  {
+    return name_;
+  }
+
+  // Employees of this employer.
+  //
+  typedef std::vector<odb::lazy_weak_ptr<employee>> employees_type;
+
+  const employees_type&
+  employees () const
+  {
+    return employees_;
+  }
+
+  employees_type&
+  employees ()
+  {
+    return employees_;
+  }
+
+private:
+  friend class odb::access;
+
+  employer () {}
+
+  #pragma db id
+  std::string name_;
+
+  #pragma db value_not_null inverse(employer_)
+  employees_type employees_;
+};
+
+#pragma db object pointer(std::shared_ptr)
+class employee
+{
+public:
+  typedef ::employer employer_type;
+
+  employee (const std::string& first,
+            const std::string& last,
+            std::shared_ptr<employer_type> employer)
+      : first_ (first), last_ (last), employer_ (employer)
+  {
+  }
+
+  // Name.
+  //
+  const std::string&
+  first () const
+  {
+    return first_;
+  }
+
+  const std::string&
+  last () const
+  {
+    return last_;
+  }
+
+  // Emails.
+  //
+  typedef std::unordered_set<std::string> emails_type;
+
+  const emails_type&
+  emails () const
+  {
+    return emails_;
+  }
+
+  emails_type&
+  emails ()
+  {
+    return emails_;
+  }
+
+  // Employer.
+  //
+  std::shared_ptr<employer_type>
+  employer () const
+  {
+    return employer_;
+  }
+
+  void
+  employer (std::shared_ptr<employer_type> employer)
+  {
+    employer_ = employer;
+  }
+
+private:
+  friend class odb::access;
+
+  employee () {}
+
+  #pragma db id auto
+  unsigned long id_;
+
+  std::string first_;
+  std::string last_;
+  emails_type emails_;
+
+  #pragma db not_null
+  std::shared_ptr<employer_type> employer_;
+};
+
+// std::unique_ptr is a good choice for an object pointer if we are
+// not planning to do any sharing.
+//
+#pragma db object pointer(std::unique_ptr)
+class pension_fund
+{
+public:
+  pension_fund (const std::string& name)
+      : name_ (name)
+  {
+  }
+
+  const std::string&
+  name () const
+  {
+    return name_;
+  }
+
+  // Members of this fund.
+  //
+  typedef std::vector<odb::lazy_shared_ptr<employee>> members_type;
+
+  const members_type&
+  members () const
+  {
+    return members_;
+  }
+
+  members_type&
+  members ()
+  {
+    return members_;
+  }
+
+private:
+  friend class odb::access;
+
+  pension_fund () {}
+
+  #pragma db id
+  std::string name_;
+
+  #pragma db value_not_null
+  members_type members_;
+};
+
+#endif // EMPLOYEE_HXX