1 files changed, 85 insertions, 0 deletions
diff --git a/TAO/orbsvcs/orbsvcs/Notify/XML_Loader.h b/TAO/orbsvcs/orbsvcs/Notify/XML_Loader.h
new file mode 100644
index 00000000000..7e35e9cae55
--- /dev/null
+++ b/TAO/orbsvcs/orbsvcs/Notify/XML_Loader.h
@@ -0,0 +1,85 @@
+/* -*- C++ -*- */
+
+//=============================================================================
+/**
+ *  @file    XML_Loader.h
+ *
+ *  $Id$
+ *
+ *  A topology saver class that outputs XML.
+ *
+ *  @author Jonathan Pollack <pollack_j@ociweb.com>
+ */
+//=============================================================================
+
+#ifndef XML_LOADER_H
+#define XML_LOADER_H
+#include /**/ "ace/pre.h"
+#include /**/ "ace/config-all.h"
+
+#if !defined (ACE_LACKS_PRAGMA_ONCE)
+#pragma once
+#endif /* ACE_LACKS_PRAGMA_ONCE */
+
+#include "Topology_Loader.h"
+
+#include "ACEXML/common/DefaultHandler.h"
+#include "ACEXML/parser/parser/Parser.h"
+#include "ACEXML/common/FileCharStream.h"
+
+#include "tao/corba.h"
+
+#include "ace/streams.h"
+
+namespace TAO_Notify
+{
+ /// \brief Load Notification Service Topology from an XML file.
+class XML_Loader : public ACEXML_DefaultHandler , public Topology_Loader
+{
+public:
+  /// The constructor.
+  XML_Loader ();
+
+  virtual ~XML_Loader ();
+
+  /// Open a file and perform preliminary validation to determine whether
+  /// the file is complete and valid.
+  bool open (const ACE_CString & file_name);
+
+  ///////////////////////////////////
+  // Override Topology_Loader methods
+  // see Topology_Loader.h for documentation
+  virtual void load (Topology_Object *root ACE_ENV_ARG_DECL);
+
+
+  /////////////////////////////////////////
+  // Override ACEXML_DefaultHandler methods
+
+  virtual void startElement (const ACEXML_Char* namespaceURI,
+    const ACEXML_Char* localName,
+    const ACEXML_Char* qName,
+    ACEXML_Attributes* atts ACEXML_ENV_ARG_DECL)
+    ACE_THROW_SPEC ((ACEXML_SAXException));
+
+  virtual void endElement (const ACEXML_Char*,
+    const ACEXML_Char*,
+    const ACEXML_Char* name ACEXML_ENV_ARG_DECL_NOT_USED)
+    ACE_THROW_SPEC ((ACEXML_SAXException));
+
+
+private:
+  /// The name of the file from which data is read.
+  ACE_CString file_name_;
+  /// A stream representing our current output.
+  FILE * input_;
+
+  typedef ACE_Unbounded_Stack<Topology_Object*> TopoStack;
+  TopoStack object_stack_;
+  // if false, then we're just checking syntax of topology file.
+  bool live_;
+};
+
+} // namespace TAO_Notify
+
+#include /**/ "ace/post.h"
+#endif /* XML_LOADER_H */