diff options
Diffstat (limited to 'TAO/TAO_IDL/be/be_visitor_valuetype/valuetype_ch.cpp')
| -rw-r--r-- | TAO/TAO_IDL/be/be_visitor_valuetype/valuetype_ch.cpp | 419 |
1 files changed, 0 insertions, 419 deletions
diff --git a/TAO/TAO_IDL/be/be_visitor_valuetype/valuetype_ch.cpp b/TAO/TAO_IDL/be/be_visitor_valuetype/valuetype_ch.cpp deleted file mode 100644 index e15b3aedea9..00000000000 --- a/TAO/TAO_IDL/be/be_visitor_valuetype/valuetype_ch.cpp +++ /dev/null @@ -1,419 +0,0 @@ - -// -// $Id$ -// - -// ============================================================================ -// -// = LIBRARY -// TAO IDL -// -// = FILENAME -// valuetype_ch.cpp -// -// = DESCRIPTION -// Visitor generating code for Valuetypes in the client header -// (see C++ mapping OMG 20.17) -// -// = AUTHOR -// Torsten Kuepper <kuepper2@lfa.uni-wuppertal.de>, -// based on interface_ch.cpp from Aniruddha Gokhale -// -// ============================================================================ - -#include "idl.h" -#include "idl_extern.h" -#include "be.h" - -#include "be_visitor_valuetype.h" - -ACE_RCSID(be_visitor_valuetype, valuetype_ch, "$Id$") - - -// ****************************************************** -// Valuetype visitor for client header -// ****************************************************** - -be_visitor_valuetype_ch::be_visitor_valuetype_ch (be_visitor_context *ctx) - : be_visitor_valuetype (ctx) -{ -} - -be_visitor_valuetype_ch::~be_visitor_valuetype_ch (void) -{ -} - -int -be_visitor_valuetype_ch::visit_valuetype (be_valuetype *node) -{ - TAO_OutStream *os; // output stream - - if (!node->cli_hdr_gen () && !node->imported ()) // not already generated and - // not imported - { - - os = this->ctx_->stream (); - *os << "// valuetype class\n"; - - // == STEP 1: generate the class name and class names we inherit == - - os->indent (); // start with whatever indentation level we are at - // forward declaration - *os << "class " << node->local_name () << ";" << be_nl; - - // generate the ifdefined macro for the _var type - os->gen_ifdef_macro (node->flatname (), "_var"); - - // generate the _var declaration - if (node->gen_var_defn () == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_valuetype_ch::" - "visit_valuetype - " - "codegen for _var failed\n"), -1); - } - os->gen_endif (); - - // generate the ifdef macro for the _out class - os->gen_ifdef_macro (node->flatname (), "_out"); - - // generate the _out declaration - ORBOS/97-05-15 pg 16-20 spec - if (node->gen_out_defn () == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_valuetype_ch::" - "visit_valuetype - " - "codegen for _out failed\n"), -1); - } - // generate the endif macro - os->gen_endif (); - - // generate the ifdef macro for the _init class - os->gen_ifdef_macro (node->flatname (), "_init"); - - // generate the _init declaration - ptc/98-09-03 20.17.10 p.20-93 - if (this->gen_init_defn (node) == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_valuetype_ch::" - "visit_valuetype - " - "codegen for _init failed\n"), -1); - } - // generate the endif macro - os->gen_endif (); - - // now the valuetype definition itself - os->gen_ifdef_macro (node->flatname ()); - - // now generate the class definition - os->indent (); - *os << "class " << idl_global->export_macro () - << " " << node->local_name (); - - // node valuetype inherits from other valuetypes (OMG 20.17.9) - // (ordinary (not abstract) interfaces ignored) - - *os << " : "; - int i; // loop index - int n_inherits_valuetypes = 0; - idl_bool valuebase_inherited = 0; - if (node->n_inherits () > 0) - { - for (i = 0; i < node->n_inherits (); i++) - { - // %! move is_nested() and nested_type_name() to - // AST_Interface, then type AST_Interface can be used - be_interface *inherited = - be_interface::narrow_from_decl (node->inherits ()[i]); - if (!inherited->is_valuetype() && - !inherited->is_abstract_interface()) - continue; - - ++ n_inherits_valuetypes; - if (inherited->is_valuetype()) - valuebase_inherited = 1; - if (n_inherits_valuetypes > 1) // node is the case of multiple - // inheritance, so put a comma - { - *os << ", "; - } - be_decl *scope = 0; - if (inherited->is_nested ()) - { - // inherited node is used in the scope of "node" node - scope = be_scope::narrow_from_scope (node->defined_in ()) - ->decl (); - } - - // dump the scoped name - *os << "public virtual "; - *os << inherited->nested_type_name (scope); - } // end of for loop - if (n_inherits_valuetypes > 0) - *os << be_nl; - } - if (!valuebase_inherited) - { - // we do not inherit from any valuetype, hence we do so from the base - // CORBA::ValueBase class - // Generate code that uses the macro. This is required to deal with - // the MSVC++ insanity - if (n_inherits_valuetypes > 1) // node is the case of multiple - // inheritance, so put a comma - { - *os << ", "; - } - *os << "public virtual ACE_CORBA_1 (ValueBase)" << be_nl; - } - - // generate the body - - *os << "{" << be_nl - << "public:" << be_nl - - // generate the _ptr_type and _var_type typedef - // but we must protect against certain versions of g++ - << "#if !defined(__GNUC__) || __GNUC__ > 2 || __GNUC_MINOR__ >= 8" - << be_idt_nl - << "typedef " << node->local_name () << "* _ptr_type;" << be_nl - << "typedef " << node->local_name () << "_var _var_type;" - << be_uidt_nl - << "#endif /* __GNUC__ */\n" << be_idt_nl - - // generate the static _downcast operation - // (see OMG 20.17.{4,5}) - << "static " << node->local_name () << "* " - << "_downcast (CORBA::ValueBase* );" << be_nl - << "// The address of static _downcast is implicit used as type id\n" - << be_nl - - << "// (TAO extensions or internals)" << be_nl - << "static CORBA::Boolean _tao_unmarshal (TAO_InputCDR &, " - << node->local_name () << " *&);" << be_nl - << "virtual const char* " - << "_tao_obv_repository_id () const;" - << be_nl - << "static const char* " - << "_tao_obv_static_repository_id ();\n"; - - // generate code for the valuetype definition - if (this->visit_valuetype_scope (node) == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_valuetype_ch::" - "visit_valuetype - " - "codegen for scope failed\n"), -1); - } - - // protected member: - - // generate the "protected" constructor so that users cannot instantiate - // us - *os << be_uidt_nl << "protected:" << be_idt_nl - << node->local_name () - << " (); // default constructor" << be_nl - << "virtual ~" << node->local_name () << " ();\n" << be_nl; - - *os << "// TAO internals" << be_nl - << "virtual void *_tao_obv_narrow (ptr_arith_t);" << be_nl; - // support for marshalling - if (!node->is_abstract_valuetype ()) - { - *os << "virtual CORBA::Boolean " - << "_tao_marshal_v (TAO_OutputCDR &);" << be_nl; - *os << "virtual CORBA::Boolean " - << "_tao_unmarshal_v (TAO_InputCDR &);" << be_nl; - // %! optimize _downcast away: extra parameter with type info - // set (void *) in CDR Stream with the right derived pointer - } - - - // private member: - - // private copy constructor and assignment operator. These are not - // allowed, hence they are private. - *os << be_uidt_nl << "private:" << be_idt_nl; - *os << node->local_name () << " (const " << node->local_name () << " &);" - << be_nl - << "void operator= (const " << node->local_name () << " &);" - << be_nl; - - // map fields to private data (if optimizing) - if (node->opt_accessor ()) - { - *os << be_uidt_nl << "protected:" << be_idt_nl; - *os << "CORBA::Boolean " - << "_tao_marshal_state (TAO_OutputCDR &);" << be_nl - << "CORBA::Boolean " - << "_tao_unmarshal_state (TAO_InputCDR &);\n\n"; - *os << be_uidt_nl << "private:\n" << be_idt; - this->gen_pd (node); - } - else // need a way to access the state of derived OBV_ classes - { - if (!node->is_abstract_valuetype ()) - { - *os << be_uidt_nl << "protected:" << be_idt_nl; - *os << "virtual CORBA::Boolean _tao_marshal__" - << node->flatname () << " (TAO_OutputCDR &) = 0;" - << be_nl; - *os << "virtual CORBA::Boolean _tao_unmarshal__" - << node->flatname () << " (TAO_InputCDR &) = 0;" - << be_nl; - } - } - - *os << be_uidt_nl << "};\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 - // (see interface code how to do this. not yet impl.) - - node->cli_hdr_gen (I_TRUE); - } // if !cli_hdr_gen - return 0; -} - - -int -be_visitor_valuetype_ch::visit_operation (be_operation *node) -// derived from be_visitor_operation_ch::visit_operation -{ - TAO_OutStream *os; // output stream - be_type *bt; // type node - - os = this->ctx_->stream (); - this->ctx_->node (node); // save the node - - os->indent (); // start with the current indentation level - - // every operation is declared virtual in the client code - *os << "virtual "; - - // STEP I: generate the return type - bt = be_type::narrow_from_decl (node->return_type ()); - if (!bt) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_valuetype_ch::" - "visit_operation - " - "Bad return type\n"), - -1); - } - - // grab the right visitor to generate the return type - be_visitor_context ctx (*this->ctx_); - ctx.state (TAO_CodeGen::TAO_OPERATION_RETTYPE_CH); - be_visitor *visitor = tao_cg->make_visitor (&ctx); - - if (!visitor) - { - ACE_ERROR_RETURN ((LM_ERROR, - "be_visitor_valuetype_ch::" - "visit_operation - " - "Bad visitor to return type\n"), - -1); - } - - if (bt->accept (visitor) == -1) - { - delete visitor; - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_valuetype_ch::" - "visit_operation - " - "codegen for return type failed\n"), - -1); - } - delete visitor; - - // STEP 2: generate the operation name - *os << " " << node->local_name (); - - // STEP 3: generate the argument list with the appropriate mapping. For these - // we grab a visitor that generates the parameter listing - ctx = *this->ctx_; - ctx.state (TAO_CodeGen::TAO_OBV_OPERATION_ARGLIST_CH); - visitor = tao_cg->make_visitor (&ctx); - if (!visitor) - { - ACE_ERROR_RETURN ((LM_ERROR, - "be_visitor_valuetype_ch::" - "visit_operation - " - "Bad visitor to argument list\n"), - -1); - } - - if (node->accept (visitor) == -1) - { - delete visitor; - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_operation_ch::" - "visit_operation - " - "codegen for argument list failed\n"), - -1); - } - delete visitor; - - return 0; -} - -int -be_visitor_valuetype_ch::visit_field (be_field *node) -{ - be_valuetype *vt = be_valuetype::narrow_from_scope (node->defined_in ()); - if (!vt) - return -1; - be_visitor_context* ctx = new be_visitor_context (*this->ctx_); - ctx->state (TAO_CodeGen::TAO_FIELD_OBV_CH); - be_visitor_valuetype_field_ch *visitor = - new be_visitor_valuetype_field_ch (ctx); - - if (!visitor) - { - ACE_ERROR_RETURN ((LM_ERROR, - "be_visitor_valuetype_obv_ch::" - "visit_field - bad visitor\n"), - -1); - } - - if (vt->opt_accessor ()) - visitor->setenclosings ("",";"); - else - visitor->setenclosings ("virtual "," = 0;"); - - if (node->accept (visitor) == -1) - { - delete visitor; - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_valuetype_obv_ch::" - "visit_field - codegen failed\n"), - -1); - } - delete visitor; - return 0; -} - - -void -be_visitor_valuetype_ch::begin_public () -{ - TAO_OutStream *os; // output stream - - os = this->ctx_->stream (); - *os << be_uidt; - os->indent (); - *os << "public:\n" << be_idt; -} - -void -be_visitor_valuetype_ch::begin_private () -{ - TAO_OutStream *os; // output stream - - os = this->ctx_->stream (); - *os << be_uidt; - os->indent (); - *os << "protected:\n" << be_idt; -} |