1 files changed, 52 insertions, 0 deletions
diff --git a/ACE/examples/APG/Containers/DataElement.h b/ACE/examples/APG/Containers/DataElement.h
new file mode 100644
index 00000000000..cd09d86fa87
--- /dev/null
+++ b/ACE/examples/APG/Containers/DataElement.h
@@ -0,0 +1,52 @@
+/* -*- C++ -*- */
+// $Id$
+
+#if !defined(DATAELEMENT_H)
+#define DATAELEMENT_H
+
+class DataElementEx;
+
+// Listing 1 code/ch05
+// A simple data element class.
+class DataElement
+{
+  friend class DataElementEx;
+
+public:
+  DataElement () : data_ (0) { count_++; }
+
+  DataElement (int data) : data_(data) { count_++; }
+
+  DataElement (const DataElement& e)
+  {
+    data_ = e.getData ();
+    count_++;
+  }
+
+  DataElement & operator= (const DataElement& e)
+  {
+    data_ = e.getData ();
+    return *this;
+  }
+
+  bool operator== (const DataElement& e)
+  { return this->data_ == e.data_; }
+
+  ~DataElement () { count_--; }
+
+  int getData (void) const { return data_; }
+
+  void setData (int val) { data_ = val; }
+
+  static int numOfActiveObjects (void) { return count_; }
+
+ private:
+  int data_;
+  static int count_;
+};
+// Listing 1
+
+int DataElement::count_ = 0;
+
+#endif /*DATAELEMENT_H*/
+