diff options
Diffstat (limited to 'TAO/TAO_IDL/be/be_visitor_sequence/sequence_ch.cpp')
| -rw-r--r-- | TAO/TAO_IDL/be/be_visitor_sequence/sequence_ch.cpp | 624 |
1 files changed, 0 insertions, 624 deletions
diff --git a/TAO/TAO_IDL/be/be_visitor_sequence/sequence_ch.cpp b/TAO/TAO_IDL/be/be_visitor_sequence/sequence_ch.cpp deleted file mode 100644 index e256d530afa..00000000000 --- a/TAO/TAO_IDL/be/be_visitor_sequence/sequence_ch.cpp +++ /dev/null @@ -1,624 +0,0 @@ -// -// $Id$ -// - -// ============================================================================ -// -// = LIBRARY -// TAO IDL -// -// = FILENAME -// sequence_ch.cpp -// -// = DESCRIPTION -// Visitor generating code for Sequence in the client header -// -// = AUTHOR -// Aniruddha Gokhale -// -// ============================================================================ - -#include "idl.h" -#include "idl_extern.h" -#include "be.h" - -#include "be_visitor_sequence.h" - -ACE_RCSID(be_visitor_sequence, sequence_ch, "$Id$") - - -// Root visitor for client header -be_visitor_sequence_ch::be_visitor_sequence_ch (be_visitor_context *ctx) - : be_visitor_decl (ctx) -{ -} - -be_visitor_sequence_ch::~be_visitor_sequence_ch (void) -{ -} - -int -be_visitor_sequence_ch::gen_base_sequence_class (be_sequence *node) -{ - TAO_OutStream *os = this->ctx_->stream (); - be_type *bt; - - // retrieve the base type since we may need to do some code - // generation for the base type. - bt = be_type::narrow_from_decl (node->base_type ()); - if (!bt) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_sequence_ch::" - "visit_sequence - " - "Bad element type\n"), -1); - } - - - // !! branching in either compile time template instantiation - // or manual template instatiation - os->gen_ifdef_AHETI(); - - // this is the instantiation branch - *os << node->instance_name (); - - os->gen_else_AHETI(); - - // generate the appropriate sequence type - switch (node->managed_type ()) - { - case be_sequence::MNG_OBJREF: - if (node->unbounded ()) - *os << "TAO_Unbounded_Object_Sequence<"; - else - *os << "TAO_Bounded_Object_Sequence<"; - break; - case be_sequence::MNG_PSEUDO: - if (node->unbounded ()) - *os << "TAO_Unbounded_Pseudo_Sequence<"; - else - *os << "TAO_Bounded_Pseudo_Sequence<"; - break; - case be_sequence::MNG_STRING: - if (node->unbounded ()) - *os << "TAO_Unbounded_String_Sequence"; - else - *os << "TAO_Bounded_String_Sequence"; - break; - default: // not a managed type - if (node->unbounded ()) - *os << "TAO_Unbounded_Sequence<"; - else - *os << "TAO_Bounded_Sequence<"; - break; - } - - be_visitor_context ctx (*this->ctx_); - ctx.state (TAO_CodeGen::TAO_SEQUENCE_BASE_CH); - be_visitor *visitor = tao_cg->make_visitor (&ctx); - - if (bt->accept (visitor) == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_sequence_ch::" - "visit_sequence - " - "base type visit failed\n"), - -1); - } - delete visitor; - - // find out if the sequence is of a managed type and if it is bounded or not - if (node->managed_type () == be_sequence::MNG_STRING) - { - if (!node->unbounded ()) - { - *os << "<" << node->max_size () << ">"; - } - } - else - { - if (node->unbounded ()) - { - *os << ">"; - } - else - { - *os << ", " << node->max_size () << ">"; - } - } - - os->gen_endif_AHETI(); - - return 0; -} - - -int -be_visitor_sequence_ch::instantiate_sequence (be_sequence *node) -{ - be_type *bt; - - bt = be_type::narrow_from_decl (node->base_type ()); - if (!bt) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_sequence_ch::" - "gen_instantiate_template_name - " - "Bad element type\n"), -1); - } - - // generate the appropriate sequence type - switch (node->managed_type ()) - { - case be_sequence::MNG_PSEUDO: - case be_sequence::MNG_OBJREF: - if (node->unbounded ()) - this->gen_unbounded_obj_sequence (node); - else - this->gen_bounded_obj_sequence (node); - break; - case be_sequence::MNG_STRING: // sequence of strings - if (!node->unbounded ()) - this->gen_bounded_str_sequence (node); - // else - // inheriting from the right class is enough - break; - default: // not a managed type - if (node->unbounded ()) - { -#if 1 - // TAO provides extensions for octet sequences, first find out - // if the base type is an octet (or an alias for octet) - be_predefined_type *predef = 0; - if (bt->base_node_type () == AST_Type::NT_pre_defined) - { - be_typedef* alias = - be_typedef::narrow_from_decl (bt); - - if (alias == 0) - { - predef = - be_predefined_type::narrow_from_decl (bt); - } - else - { - predef = be_predefined_type::narrow_from_decl - (alias->primitive_base_type ()); - } - } - if (predef != 0) - { - if (predef->pt() != AST_PredefinedType::PT_octet) - this->gen_unbounded_sequence (node); - } - else - this->gen_unbounded_sequence (node); -#else - // @@ This needs to be fixed. (Michael) - be_predefined_type * bpt = - be_predefined_type::narrow_from_decl (node->base_type()); - if (bpt) - { - if (bpt->pt() != AST_PredefinedType::PT_octet) - this->gen_unbounded_sequence (node); - } - else - this->gen_unbounded_sequence (node); -#endif - } - else - this->gen_bounded_sequence (node); - break; - } - - return 0; -} - - -int be_visitor_sequence_ch::visit_sequence (be_sequence *node) -{ - be_type *bt; // type node - TAO_OutStream *os = this->ctx_->stream (); - - // first create a name for ourselves - if (node->create_name (this->ctx_->tdef ()) == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_sequence_ch::" - "visit_sequence - " - "failed creating name\n"), -1); - } - - if (node->cli_hdr_gen () || node->imported ()) - return 0; - - // instantiation - - if (this->instantiate_sequence (node) == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_sequence_ch::" - "visit_sequence - " - "codegen. for the primitive type sequence\n"), -1); - } - - // end of instantiation - - // generate the ifdefined macro for the sequence type - os->gen_ifdef_macro (node->flatname ()); - - os->indent (); // start with the current indentation level - - // retrieve the base type since we may need to do some code - // generation for the base type. - bt = be_type::narrow_from_decl (node->base_type ()); - if (!bt) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_sequence_ch::" - "visit_sequence - " - "Bad element type\n"), -1); - } - - *os << "// *************************************************************" - << be_nl - << "// " << node->local_name () << be_nl - << "// *************************************************************" - << be_nl << be_nl; - - // generate a typedef to a parametrized sequence - *os << "class " << idl_global->export_macro () - << " " << node->local_name () << " : public "; - - if (this->gen_base_sequence_class (node) == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_sequence_ch::" - "visit_sequence - " - "codegen for base sequence class\n"), -1); - } - - *os << "{" << be_nl - << "public:" << be_idt_nl - << node->local_name () << " (void); // default ctor" << be_nl; - // for unbounded sequences, we have a different set of constructors - if (node->unbounded ()) - { - *os << node->local_name () << " (CORBA::ULong max); // uses max size" - << be_nl; - } - - *os << node->local_name () << " (" << be_idt_nl; - if (node->unbounded ()) - { - // unbounded seq takes this extra parameter - *os << "CORBA::ULong max, " << be_nl; - } - *os << "CORBA::ULong length, " << be_nl; - // generate the base type for the buffer - be_visitor_context ctx (*this->ctx_); - ctx.state (TAO_CodeGen::TAO_SEQUENCE_BUFFER_TYPE_CH); - be_visitor *visitor = tao_cg->make_visitor (&ctx); - if (!visitor) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_sequence_ch::" - "visit_sequence - " - "Bad visitor\n"), -1); - } - - if (bt->accept (visitor) == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_sequence_ch::" - "visit_sequence - " - "base type visit failed\n"), - -1); - } - delete visitor; - *os << " *buffer, " << be_nl - << "CORBA::Boolean release=0" << be_uidt_nl - << ");" << be_nl; - *os << node->local_name () << " (const " << node->local_name () - << " &); // copy ctor" << be_nl; - *os << "~" << node->local_name () << " (void); // dtor\n"; - - // TAO provides extensions for octet sequences, first find out if - // the base type is an octet (or an alias for octet) - be_predefined_type *predef = 0; - if (bt->base_node_type () == AST_Type::NT_pre_defined) - { - be_typedef* alias = - be_typedef::narrow_from_decl (bt); - - if (alias == 0) - { - predef = be_predefined_type::narrow_from_decl (bt); - } - else - { - predef = be_predefined_type::narrow_from_decl - (alias->primitive_base_type ()); - } - } - // Now generate the extension... - if (predef != 0 && predef->pt () == AST_PredefinedType::PT_octet - && node->unbounded ()) - { - *os << "\n" - << "#if defined(TAO_NO_COPY_OCTET_SEQUENCES)" << be_nl - << node->local_name () << " (" << be_idt << be_idt_nl - << "CORBA::ULong length," << be_nl - << "const ACE_Message_Block* mb" << be_uidt_nl - << ")" << be_uidt_nl - << " : " << node->instance_name () - << " (length, mb) {}" << "\n" - << "#endif /* TAO_NO_COPY_OCTET_SEQUENCE */\n\n"; - } - - os->decr_indent (); - *os << "};" << be_nl; - - // define a _ptr type. This is just an extension for convenience - *os << "typedef " << node->local_name () << " *" - << node->local_name () << "_ptr;\n"; - - if (!this->ctx_->tdef ()) - { - // 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 - ctx = *this->ctx_; - ctx.state (TAO_CodeGen::TAO_TYPECODE_DECL); - visitor = tao_cg->make_visitor (&ctx); - if (!visitor || (node->accept (visitor) == -1)) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_sequence_ch::" - "visit_sequence - " - "TypeCode declaration failed\n" - ), -1); - } - } - - os->gen_endif (); // endif macro - - // generate the ifdefined macro for the var type - os->gen_ifdef_macro (node->flatname (), "_var"); - - // generate the var and out types - if (this->gen_var_defn (node) == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_sequence_ch::" - "visit_sequence - " - "codegen for _var failed\n"), -1); - } - - os->gen_endif (); - - // generate the ifdefined macro for the _out type - os->gen_ifdef_macro (node->flatname (), "_out"); - - if (this->gen_out_defn (node) == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_sequence_ch::" - "visit_sequence - " - "codegen for _out failed\n"), - -1); - } - os->gen_endif (); - node->cli_hdr_gen (1); - - return 0; -} - -// generate the _var definition for ourself -int -be_visitor_sequence_ch::gen_var_defn (be_sequence *node) -{ - TAO_OutStream *os; // output stream - char namebuf [NAMEBUFSIZE]; // names - be_type *bt; // base type - - ACE_OS::memset (namebuf, '\0', NAMEBUFSIZE); - ACE_OS::sprintf (namebuf, "%s_var", node->local_name ()->get_string ()); - - os = this->ctx_->stream (); - - *os << "// *************************************************************" - << be_nl; - *os << "// class " << node->name () << "_var" << be_nl; - *os << "// *************************************************************\n\n"; - - // retrieve base type - bt = be_type::narrow_from_decl (node->base_type ()); - if (!bt) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_sequence_ch::" - "gen_var_defn - " - "Bad base type\n"), - -1); - } - - // generate the var definition (always in the client header). - // Depending upon the data type, there are some differences which we account - // for over here. - - os->indent (); // start with whatever was our current indent level - *os << "class " << idl_global->export_macro () - << " " << namebuf << be_nl; - *os << "{" << be_nl; - *os << "public:\n"; - os->incr_indent (); - // default constr - *os << namebuf << " (void); // default constructor" << be_nl; - // constr - *os << namebuf << " (" << node->local_name () << " *);" << be_nl; - // copy constructor - *os << namebuf << " (const " << namebuf << - " &); // copy constructor" << be_nl; - // destructor - *os << "~" << namebuf << " (void); // destructor" << be_nl; - *os << be_nl; - // assignment operator from a pointer - *os << namebuf << " &operator= (" << node->local_name () << " *);" << be_nl; - // assignment from _var - *os << namebuf << " &operator= (const " << namebuf << - " &);" << be_nl; - - // arrow operator - *os << node->local_name () << " *operator-> (void);" << be_nl; - *os << "const " << node->local_name () << " *operator-> (void) const;" << be_nl; - *os << be_nl; - - // other extra types (cast operators, [] operator, and others) - - // cast operator - *os << "operator const " << node->local_name () << " &() const;" << be_nl; - *os << "operator " << node->local_name () << " &();" << be_nl; - *os << "operator " << node->local_name () << " &() const;" << be_nl; - - // overloaded [] operator. The const version is not required for sequences - be_visitor_context ctx (*this->ctx_); - ctx.state (TAO_CodeGen::TAO_SEQELEM_RETTYPE_CH); - be_visitor *visitor = tao_cg->make_visitor (&ctx); - - if (!visitor) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_sequence_ch::" - "gen_var_defn - " - "Bad visitor\n"), -1); - } - - if (bt->accept (visitor) == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_sequence::" - "gen_var_defn - " - "[] ret type gen failed\n"), - -1); - } - delete visitor; - - *os << "operator[] (CORBA::ULong index);" << be_nl; - - *os << "// in, inout, out, _retn " << be_nl; - // the return types of in, out, inout, and _retn are based on the parameter - // passing rules and the base type - *os << "const " << node->local_name () << " &in (void) const;" << be_nl; - *os << node->local_name () << " &inout (void);" << be_nl; - *os << node->local_name () << " *&out (void);" << be_nl; - *os << node->local_name () << " *_retn (void);" << be_nl; - - // generate an additional member function that returns the underlying pointer - *os << node->local_name () << " *ptr (void) const;\n"; - - *os << "\n"; - os->decr_indent (); - - // generate the private section - *os << "private:\n"; - os->incr_indent (); - *os << node->local_name () << " *ptr_;\n"; - - os->decr_indent (); - *os << "};\n\n"; - - return 0; -} - -// generate the _out definition -int -be_visitor_sequence_ch::gen_out_defn (be_sequence *node) -{ - TAO_OutStream *os; // output stream - char namebuf [NAMEBUFSIZE]; // to hold the _out name - be_type *bt; // base type - - ACE_OS::memset (namebuf, '\0', NAMEBUFSIZE); - ACE_OS::sprintf (namebuf, "%s_out", node->local_name ()->get_string ()); - os = this->ctx_->stream (); - - // retrieve base type - bt = be_type::narrow_from_decl (node->base_type ()); - if (!bt) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_sequence_ch::" - "gen_out_defn - " - "Bad base type\n"), - -1); - } - - // generate the out definition (always in the client header) - os->indent (); // start with whatever was our current indent level - - *os << "class " << idl_global->export_macro () << " " - << namebuf << be_nl; - *os << "{" << be_nl; - *os << "public:\n"; - os->incr_indent (); - - // No default constructor - - // constructor from a pointer - *os << namebuf << " (" << node->local_name () << " *&);" << be_nl; - // constructor from a _var & - *os << namebuf << " (" << node->local_name () << "_var &);" << be_nl; - // constructor from a _out & - *os << namebuf << " (const " << namebuf << " &);" << be_nl; - // assignment operator from a _out & - *os << namebuf << " &operator= (const " << namebuf << " &);" << be_nl; - // assignment operator from a pointer &, cast operator, ptr fn, operator - // -> and any other extra operators - // assignment - *os << namebuf << " &operator= (" << node->local_name () << " *);" << be_nl; - // operator () - *os << "operator " << node->local_name () << " *&();" << be_nl; - // ptr fn - *os << node->local_name () << " *&ptr (void);" << be_nl; - // operator -> - *os << node->local_name () << " *operator-> (void);" << be_nl; - - // overloaded [] operator only for sequence. The const version is not - // required - be_visitor_context ctx (*this->ctx_); - ctx.state (TAO_CodeGen::TAO_SEQELEM_RETTYPE_CH); - be_visitor *visitor = tao_cg->make_visitor (&ctx); - - if (!visitor) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_sequence_ch::" - "gen_out_defn - " - "Bad visitor\n"), -1); - } - - if (bt->accept (visitor) == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_sequence::" - "gen_var_defn - " - "[] ret type gen failed\n"), - -1); - } - delete visitor; - *os << "operator[] (CORBA::ULong index);" << be_nl; - *os << "\n"; - os->decr_indent (); - *os << "private:\n"; - os->incr_indent (); - - *os << node->local_name () << " *&ptr_;" << be_nl; - *os << "// assignment from T_var not allowed" << be_nl; - *os << "void operator= (const " << node->local_name () << "_var &);\n"; - - os->decr_indent (); - *os << "};\n\n"; - - return 0; -} |