1 files changed, 408 insertions, 0 deletions
diff --git a/ACE/TAO/TAO_IDL/be_include/be_interface_strategy.h b/ACE/TAO/TAO_IDL/be_include/be_interface_strategy.h
new file mode 100644
index 00000000000..90a21d7776d
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+++ b/ACE/TAO/TAO_IDL/be_include/be_interface_strategy.h
@@ -0,0 +1,408 @@
+/* -*- c++ -*- */
+// $Id$
+
+// ============================================================================
+//
+// = LIBRARY
+//    TAO IDL
+//
+// = FILENAME
+//    be_interface_strategy.h
+//
+// = DESCRIPTION
+//    Strategy to cover differences between operations, e.g.
+//    the sendc_ and raise_ operations in the AMI spec.
+//
+// = AUTHOR
+//    Michael Kircher
+//
+// ============================================================================
+
+#ifndef TAO_BE_INTERFACE_STRATEGY_H
+#define TAO_BE_INTERFACE_STRATEGY_H
+
+#include "be_codegen.h"
+
+class be_interface;
+
+// This class serves as a strategy base class for the differences
+// in generating e.g. ami reply handlers.
+class be_interface_strategy
+{
+public:
+  enum Strategy_Kind {
+      DEFAULT = 0,
+      AMI_INTERFACE,
+      AMI_HANDLER,
+      AMI_EXCEPTION_HOLDER
+      //      AMH_INTERFACE
+  };
+
+  be_interface_strategy (be_interface *node,
+                         Strategy_Kind strategy_type);
+
+  virtual ~be_interface_strategy (void);
+
+  virtual const char *local_name (void) = 0;
+  // return the local name
+
+  virtual const char *full_name (void) = 0;
+  // return the stringified full name
+
+  virtual const char *flat_name (void) = 0;
+  // return the flattened full scoped name.
+
+  virtual const char *repoID (void) = 0;
+  // retrieve the repository ID.
+
+  virtual const char *full_skel_name (void) = 0;
+  // retrieve the fully scoped skel class name.
+
+  virtual const char *full_coll_name (int) = 0;
+  // retrieve the fully qualified collocated class name
+
+  virtual const char *local_coll_name (int) = 0;
+  // retrieve the fully qualified collocated class name.
+
+  virtual const char *base_proxy_impl_name (void) = 0;
+  // retrieve the name of the base proxy implementation.
+
+  virtual const char *full_base_proxy_impl_name (void) = 0;
+  // retrieve the fully qualified name of the base proxy
+  // implementation.
+
+  virtual const char *remote_proxy_impl_name (void) = 0;
+  // retrieve the name of the remote  proxy implementation.
+
+  virtual const char *full_remote_proxy_impl_name (void) = 0;
+  // retrieve the fully qualified name of the remote
+  // proxy implementation.
+
+  virtual const char *direct_proxy_impl_name (void) =0;
+  // retrieve the name of the Directx  proxy implementation.
+
+  virtual const char *full_direct_proxy_impl_name (void) =0;
+  // retrieve the fully qualified name of the Directx  proxy
+  // implementation.
+
+  virtual const char *base_proxy_broker_name (void) = 0;
+  // retrieve the name of the base proxy broker.
+
+  virtual const char *full_base_proxy_broker_name (void) = 0;
+  // retrieve the fully qualified name of the base proxy broker.
+
+  virtual const char *remote_proxy_broker_name (void) = 0;
+  // retrieve the name of the remote  proxy broker implementation.
+
+  virtual const char *full_remote_proxy_broker_name (void) = 0;
+  // retrieve the fully qualified name of the remote  proxy broker
+  // implementation.
+
+  virtual const char *strategized_proxy_broker_name (void) = 0;
+  // retrieve the name of the strategized proxy broker implementation.
+
+  virtual const char *full_strategized_proxy_broker_name (void) = 0;
+  // retrieve the fully qualified name of the strategized proxy broker
+  // implementation.
+
+  virtual const char *client_scope (void) = 0;
+  // Return the scope that encloses the client related
+  // interface.
+
+  virtual const char *flat_client_scope (void) = 0;
+  // Return the "flat" version of the scope
+  //that encloses the interface.
+
+  virtual const char *server_scope (void) = 0;
+  // Return the scope that encloses the server related
+  // interface.
+
+  virtual const char *flat_server_scope (void) = 0;
+  // Return the "flat" version of the scope
+  //that encloses the interface.
+
+  const char *relative_skel_name (const char *skel_name);
+  // relative skeleton name
+
+  const char* relative_name (const char *localname,
+                             const char *othername);
+
+  void compute_names (const char* name,
+                     const char* prefix,
+                     const char* suffix,
+                     char *&new_name);
+  // compute the names using the local prefix and suffix
+
+  void compute_coll_names (int type,
+                           const char *prefix,
+                           const char *suffix);
+  // compute the collocation names
+
+  virtual TAO_OutStream *get_out_stream (void);
+  // return the out stream depending on the strategy
+  // @@ Michael: Right now every strategy behaves
+  // the same way, but it might be in the future that we
+  // have to differentiate.
+
+  virtual const char *get_out_stream_fname (void);
+  // return the file name of the output stream.
+  // @@ Michael: Right now every strategy behaves the
+  // same way.
+
+  int strategy_type (void);
+  // Return the type of the strategy.
+
+  virtual TAO_CodeGen::CG_STATE next_state (
+      TAO_CodeGen::CG_STATE current_state,
+      int is_extra_state = 0);
+  // Change the sate if necessary
+
+  virtual int has_extra_code_generation (
+      TAO_CodeGen::CG_STATE current_state);
+
+  virtual be_interface *replacement (void);
+  // Returns the node, which is used instead of the original node,
+  // e.g. the reply handler to the actual node.
+  
+  virtual void destroy (void);
+  // Cleanup.
+
+protected:
+  char *local_name_;
+
+  char *full_name_;
+
+  char *flat_name_;
+
+  char *repoID_;
+
+  char *full_skel_name_;
+
+  char *full_coll_name_;
+
+  char *local_coll_name_;
+
+  char *relative_skel_name_;
+
+  be_interface *node_;
+  // The node we strategize
+
+  int cached_type_;
+  // Current cached collocated name.
+
+  Strategy_Kind strategy_type_;
+  // The type of strategy
+};
+
+class be_interface_default_strategy
+  : public be_interface_strategy
+{
+public:
+  // begin overridden methods.
+  be_interface_default_strategy (be_interface *node,
+                                 Strategy_Kind strategy_type = DEFAULT);
+
+  virtual ~be_interface_default_strategy (void);
+
+  const char * local_name (void);
+  // return the local name
+
+  virtual const char *full_name (void);
+  // return the stringified full name
+
+  virtual const char *flat_name (void);
+  // return the flattened full scoped name.
+
+  virtual const char *repoID (void);
+  // retrieve the repository ID.
+
+  virtual const char *full_skel_name (void);
+  // retrieve the fully scoped skel class name.
+
+  virtual const char *full_coll_name (int);
+  // retrieve the fully qualified collocated class name
+
+  virtual const char *local_coll_name (int);
+  // retrieve the fully qualified collocated class name.
+
+  virtual const char *base_proxy_impl_name (void);
+  // retrieve the name of the base proxy implementation.
+
+  virtual const char *full_base_proxy_impl_name (void);
+  // retrieve the fully qualified name of the base proxy
+  // implementation.
+
+  virtual const char *remote_proxy_impl_name (void);
+  // retrieve the name of the remote  proxy implementation.
+
+  virtual const char *full_remote_proxy_impl_name (void);
+  // retrieve the fully qualified name of the remote
+  // proxy implementation.
+
+  virtual const char *direct_proxy_impl_name (void);
+  // retrieve the name of the Directx  proxy implementation.
+
+  virtual const char *full_direct_proxy_impl_name (void);
+  // retrieve the fully qualified name of the Directx  proxy
+  // implementation.
+
+  virtual const char *base_proxy_broker_name (void);
+  // retrieve the name of the base proxy broker.
+
+  virtual const char *full_base_proxy_broker_name (void);
+  // retrieve the fully qualified name of the base proxy broker.
+
+  virtual const char *remote_proxy_broker_name (void);
+  // retrieve the name of the remote  proxy broker implementation.
+
+  virtual const char *full_remote_proxy_broker_name (void);
+  // retrieve the fully qualified name of the remote  proxy broker
+  // implementation.
+
+  virtual const char *strategized_proxy_broker_name (void);
+  // retrieve the name of the strategized proxy broker implementation.
+
+  virtual const char *full_strategized_proxy_broker_name (void);
+  // retrieve the fully qualified name of the strategized proxy broker
+  // implementation.
+
+  virtual const char *client_scope (void);
+  // Return the scope that encloses the client related
+  // interface.
+
+  virtual const char *flat_client_scope (void);
+  // Return the "flat" version of the scope
+  //that encloses the interface.
+
+  virtual const char *server_scope (void);
+  // Return the scope that encloses the server related
+  // interface.
+
+  virtual const char *flat_server_scope (void);
+  // Return the "flat" version of the scope
+  //that encloses the interface.
+  
+  virtual void destroy (void);
+  // Cleanup.
+
+  // end of overridden methods
+
+protected:
+
+  char *create_with_prefix_suffix (const char *prefix,
+                                   const char *str,
+                                   const char *suffix,
+                                   const char *separator = "");
+  // create a new string made by the concatenation
+  // of "str" and "suffix" and using the
+  // "separator" to concatenate the two.
+
+protected:
+
+  enum Suffix_Code
+  {
+    PROXY_IMPL = 0,
+    PROXY_BROKER = 1
+  };
+
+  enum Tag_Code
+  {
+    REMOTE = 0,
+    THRU_POA = 1,
+    DIRECT = 2,
+    STRATEGIZED = 3,
+    GC_PREFIX = 4 // Prefix used for the generated class
+                  // This prefix is used to avoid name conflicts
+                  // with the user classes.
+  };
+
+  static const char *suffix_table_[];
+  static const char *tag_table_[];
+
+  // Proxy Implementation names.
+  char *base_proxy_impl_name_;
+  char *remote_proxy_impl_name_;
+  char *direct_proxy_impl_name_;
+
+  char *full_base_proxy_impl_name_;
+  char *full_remote_proxy_impl_name_;
+  char *full_direct_proxy_impl_name_;
+
+  // Proxy Broker Names.
+  char *base_proxy_broker_;
+  char *remote_proxy_broker_;
+  char *strategized_proxy_broker_;
+
+  char *full_base_proxy_broker_name_;
+  char *full_remote_proxy_broker_name_;
+  char *full_strategized_proxy_broker_name_;
+
+  char *client_scope_;
+  char *flat_client_scope_;
+
+  char *server_scope_;
+  char *flat_server_scope_;
+};
+
+
+class be_interface_ami_handler_strategy
+  : public be_interface_default_strategy
+{
+public:
+  be_interface_ami_handler_strategy (be_interface *node);
+
+  virtual ~be_interface_ami_handler_strategy (void);
+
+  // overridden methods.
+  virtual TAO_CodeGen::CG_STATE next_state (
+      TAO_CodeGen::CG_STATE current_state,
+      int is_extra_state = 0
+    );
+};
+
+
+class be_interface_ami_exception_holder_strategy
+  : public be_interface_default_strategy
+{
+public:
+  be_interface_ami_exception_holder_strategy (be_interface *node);
+
+  virtual ~be_interface_ami_exception_holder_strategy (void);
+
+  // overridden methods.
+  virtual TAO_CodeGen::CG_STATE next_state (
+      TAO_CodeGen::CG_STATE current_state,
+      int is_extra_state = 0
+    );
+
+  virtual int has_extra_code_generation (
+      TAO_CodeGen::CG_STATE current_state
+    );
+};
+
+class be_interface_ami_strategy
+  : public be_interface_default_strategy
+{
+public:
+  be_interface_ami_strategy (be_interface *node,
+                             be_interface *handler);
+
+  virtual ~be_interface_ami_strategy ();
+
+  // overridden methods.
+  virtual TAO_CodeGen::CG_STATE next_state (
+      TAO_CodeGen::CG_STATE current_state,
+      int is_extra_state = 0
+    );
+
+  virtual int has_extra_code_generation (
+      TAO_CodeGen::CG_STATE current_state
+    );
+
+  virtual be_interface *replacement (void);
+
+private:
+  be_interface *handler_;
+};
+
+#endif  // if !defined