diff options
Diffstat (limited to 'TAO/TAO_IDL/be/be_visitor_interface/ami_handler_stub_ch.cpp')
| -rw-r--r-- | TAO/TAO_IDL/be/be_visitor_interface/ami_handler_stub_ch.cpp | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/TAO/TAO_IDL/be/be_visitor_interface/ami_handler_stub_ch.cpp b/TAO/TAO_IDL/be/be_visitor_interface/ami_handler_stub_ch.cpp new file mode 100644 index 00000000000..c4ee9d201d3 --- /dev/null +++ b/TAO/TAO_IDL/be/be_visitor_interface/ami_handler_stub_ch.cpp @@ -0,0 +1,198 @@ +// +// $Id$ +// + +// ============================================================================ +// +// = LIBRARY +// TAO IDL +// +// = FILENAME +// ami_handler_stub_ch.cpp +// +// = DESCRIPTION +// Visitor generating default stub class for the AMI Handler in the +// client header. +// +// = AUTHOR +// Aniruddha Gokhale and Alexander Babu Arulanthu +// <alex@cs.wustl.edu> +// +// ============================================================================ + +#include "idl.h" +#include "idl_extern.h" +#include "be.h" + +#include "be_visitor_interface.h" + + +// ****************************************************** +// Interface visitor for client header +// ****************************************************** + +be_visitor_interface_ami_handler_stub_ch::be_visitor_interface_ami_handler_stub_ch (be_visitor_context *ctx) + : be_visitor_interface (ctx) +{ +} + +be_visitor_interface_ami_handler_stub_ch::~be_visitor_interface_ami_handler_stub_ch (void) +{ +} + +int +be_visitor_interface_ami_handler_stub_ch::visit_interface (be_interface *node) +{ + TAO_OutStream *os; // output stream + + // Not already generated and not imported. + if (!node->cli_hdr_gen () && !node->imported ()) + { + // Grab the stream. + os = this->ctx_->stream (); + + // Ifdef guard. + + // Generate AMI_...name..._Handler string. + char *ifdef_string = 0; + ACE_NEW_RETURN (ifdef_string, + char [ACE_OS::strlen ("AMI_") + + ACE_OS::strlen (node->flatname ()) + + ACE_OS::strlen ("_Handler") + + // end of string + 1], + 0); + ACE_OS::sprintf (ifdef_string, + "AMI_%s_Handler", + node->flatname ()); + + os->gen_ifdef_macro (ifdef_string); + + // Prepare the local name for the class. + char *local_name = 0; + ACE_NEW_RETURN (local_name, + char [ACE_OS::strlen ("AMI_") + + ACE_OS::strlen (node->local_name ()->get_string ()) + + ACE_OS::strlen ("_Handler") + + // end of string + 1], + 0); + ACE_OS::sprintf (local_name, + "AMI_%s_Handler", + node->local_name ()->get_string ()); + + // Now generate the class definition. + + os->indent (); + + *os << "class " << idl_global->export_macro () << " " + << local_name; + + // Node interface inherits from the Messaging::ReplyHandler + // interface. + *os << " : public virtual Messaging::ReplyHandler" << be_nl; + + // Generate the body. + + *os << "{" << be_nl + << "public:" << be_nl + + // generate the _ptr_type and _var_type typedefs + // but we must protect against certain versions of g++ + << "#if !defined(__GNUC__) || __GNUC__ > 2 || __GNUC_MINOR__ >= 8" + << be_idt_nl + << "typedef " << local_name << "_ptr _ptr_type;" << be_nl + << "typedef " << local_name << "_var _var_type;" << be_uidt_nl + << "#endif /* __GNUC__ */\n" << be_idt_nl + + // generate the static _duplicate, _narrow, and _nil operations + << "// the static operations" << be_nl + << "static " << local_name << "_ptr " << "_duplicate (" + << local_name << "_ptr obj);" << be_nl + << "static " << local_name << "_ptr " + << "_narrow (" << be_idt << be_idt_nl + << "CORBA::Object_ptr obj," << be_nl + << "CORBA::Environment &env = " << be_idt_nl + << "TAO_default_environment ()" + << be_uidt << be_uidt_nl + << ");" << be_uidt_nl + << "static " << local_name << "_ptr " + << "_unchecked_narrow (" << be_idt << be_idt_nl + << "CORBA::Object_ptr obj," << be_nl + << "CORBA::Environment &env = " << be_idt_nl + << "TAO_default_environment ()" + << be_uidt << be_uidt_nl + << ");" << be_uidt_nl + << "static " << local_name << "_ptr " << "_nil (void);\n\n"; + + // Visit the scope to generate the stubs for the call back + // methods. + if (this->visit_scope (node) == -1) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_interface_ami_handler_stub_ch::" + "visit_interface - " + "codegen for scope failed\n"), + -1); + } + + + // the _is_a method + os->indent (); + *os << "virtual CORBA::Boolean _is_a (" << be_idt << be_idt_nl + << "const CORBA::Char *type_id, " << be_nl + << "CORBA::Environment &env = " << be_idt_nl + << "TAO_default_environment ()" + << be_uidt << be_uidt_nl + << ");" << be_uidt_nl + << "virtual const char* " + << "_interface_repository_id (void) const;\n" << be_uidt_nl; + + // generate the "protected" constructor so that users cannot instantiate + // us + *os << "protected:" << be_idt_nl + << local_name << " (void);" << be_nl + << local_name + << " (TAO_Stub *objref, " << be_idt << be_idt_nl + << "TAO_ServantBase *_tao_servant = 0, " << be_nl + << "CORBA::Boolean _tao_collocated = 0" << be_uidt_nl + << ");" << be_uidt_nl + << "virtual ~" << local_name << " (void);" << be_uidt_nl; + + // private copy constructor and assignment operator. These are not + // allowed, hence they are private. + *os << "private:\n"; + os->incr_indent (); + *os << local_name << " (const " << local_name << " &);" + << be_nl + << "void operator= (const " << local_name << " &);\n"; + + os->decr_indent (); + *os << "};\n\n"; + os->gen_endif (); + + // by using a visitor to declare and define the TypeCode, we have the + // added advantage to conditionally not generate any code. This will be + // based on the command line options. This is still TO-DO + be_visitor *visitor; + be_visitor_context ctx (*this->ctx_); + ctx.state (TAO_CodeGen::TAO_AMI_HANDLER_TYPECODE_DECL); + visitor = tao_cg->make_visitor (&ctx); + if (!visitor || (node->accept (visitor) == -1)) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_interface_ami_handler_stub_ch::" + "visit_interface - " + "TypeCode declaration failed\n"), + -1); + } + + + // Delete the heap allocated vars. + delete ifdef_string; + ifdef_string = 0; + delete local_name; + local_name = 0; + } + return 0; +} |