1 files changed, 100 insertions, 0 deletions
diff --git a/TAO/TAO_IDL/be/be_visitor_structure/structure.cpp b/TAO/TAO_IDL/be/be_visitor_structure/structure.cpp
new file mode 100644
index 00000000000..4bb06dd49ca
--- /dev/null
+++ b/TAO/TAO_IDL/be/be_visitor_structure/structure.cpp
@@ -0,0 +1,100 @@
+//
+// $Id$
+//
+
+// ============================================================================
+//
+// = LIBRARY
+//    TAO IDL
+//
+// = FILENAME
+//    structure.cpp
+//
+// = DESCRIPTION
+//    Visitor generating code for Structures. This is a generic visitor.
+//
+// = AUTHOR
+//    Aniruddha Gokhale
+//
+// ============================================================================
+
+#include	"idl.h"
+#include	"idl_extern.h"
+#include	"be.h"
+
+#include "be_visitor_structure.h"
+
+
+// generic struct visitor
+be_visitor_structure::be_visitor_structure (be_visitor_context *ctx)
+  : be_visitor_scope (ctx)
+{
+}
+
+be_visitor_structure::~be_visitor_structure (void)
+{
+}
+
+// visit the Structure node and its scope
+int
+be_visitor_structure::visit_structure (be_structure *node)
+{
+  return -1; // must be overriden
+}
+
+int
+be_visitor_structure::visit_field (be_field *node)
+{
+  // instantiate a visitor context with a copy of our context. This info
+  // will be modified based on what type of node we are visiting
+  be_visitor_context ctx (*this->ctx_);
+  ctx.node (node); // set the node to be the node being visited. The scope is
+                   // still the same
+
+  // this switch is acceptable rather than having derived visitors overriding
+  // this method and differing only in what state they set
+
+  switch (this->ctx_->state ())
+    {
+    case TAO_CodeGen::TAO_STRUCT_CH:
+      ctx.state (TAO_CodeGen::TAO_FIELD_CH);
+      break;
+    case TAO_CodeGen::TAO_STRUCT_CI:
+      ctx.state (TAO_CodeGen::TAO_FIELD_CI);
+      break;
+    case TAO_CodeGen::TAO_STRUCT_CS:
+      ctx.state (TAO_CodeGen::TAO_FIELD_CS);
+      break;
+    default:
+      {
+        ACE_ERROR_RETURN ((LM_ERROR,
+                           "(%N:%l) be_visitor_structure::"
+                           "visit_field - "
+                           "Bad context state\n"
+                           ), -1);
+      }
+      break;
+    }
+
+  be_visitor *visitor = tao_cg->make_visitor (&ctx);
+  if (!visitor)
+    {
+      ACE_ERROR_RETURN ((LM_ERROR,
+                         "(%N:%l) be_visitor_structure::"
+                         "visit_field - "
+                         "NUL visitor\n"
+                         ),  -1);
+    }
+
+  // let the node accept this visitor
+  if (node->accept (visitor) == -1)
+    {
+      ACE_ERROR_RETURN ((LM_ERROR,
+                         "(%N:%l) be_visitor_structure::"
+                         "visit_field - "
+                         "failed to accept visitor\n"
+                         ),  -1);
+    }
+  delete visitor;
+  return 0;
+}