diff options
Diffstat (limited to 'TAO/TAO_IDL/be/be_visitor_operation/operation_cs.cpp')
| -rw-r--r-- | TAO/TAO_IDL/be/be_visitor_operation/operation_cs.cpp | 493 |
1 files changed, 0 insertions, 493 deletions
diff --git a/TAO/TAO_IDL/be/be_visitor_operation/operation_cs.cpp b/TAO/TAO_IDL/be/be_visitor_operation/operation_cs.cpp deleted file mode 100644 index 7569202b216..00000000000 --- a/TAO/TAO_IDL/be/be_visitor_operation/operation_cs.cpp +++ /dev/null @@ -1,493 +0,0 @@ -// -// $Id$ -// - -// ============================================================================ -// -// = LIBRARY -// TAO IDL -// -// = FILENAME -// operation_cs.cpp -// -// = DESCRIPTION -// Visitor generating code for Operation in the stubs file. -// -// = AUTHOR -// Aniruddha Gokhale -// -// ============================================================================ - -#include "idl.h" -#include "idl_extern.h" -#include "be.h" - -#include "be_visitor_operation.h" - -ACE_RCSID(be_visitor_operation, operation_cs, "$Id$") - - -// ************************************************************ -// Operation visitor for client stubs -// ************************************************************ - -be_visitor_operation_cs::be_visitor_operation_cs (be_visitor_context *ctx) - : be_visitor_scope (ctx) -{ -} - -be_visitor_operation_cs::~be_visitor_operation_cs (void) -{ -} - -// processing to be done after every element in the scope is processed -int -be_visitor_operation_cs::post_process () -{ - // all we do here is to insert a comma and a newline - TAO_OutStream *os = this->ctx_->stream (); - *os << ",\n"; - return 0; -} - -int -be_visitor_operation_cs::visit_operation (be_operation *node) -{ - TAO_OutStream *os; // output stream - be_type *bt; // type node - be_visitor_context ctx; // visitor context - be_visitor *visitor; // visitor - - os = this->ctx_->stream (); - this->ctx_->node (node); // save the node for future use - - os->indent (); // start with the current indentation level - - // retrieve the operation return type - bt = be_type::narrow_from_decl (node->return_type ()); - if (!bt) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_operation_cs::" - "visit_operation - " - "Bad return type\n"), - -1); - } - - // Generate the return type mapping (same as in the header file) - ctx = *this->ctx_; - ctx.state (TAO_CodeGen::TAO_OPERATION_RETTYPE_OTHERS); - visitor = tao_cg->make_visitor (&ctx); - - if (!visitor) - { - ACE_ERROR_RETURN ((LM_ERROR, - "be_visitor_operation_cs::" - "visit_operation - " - "Bad visitor for return type\n"), - -1); - } - - if (bt->accept (visitor) == -1) - { - delete visitor; - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_operation_cs::" - "visit_operation - " - "codegen for return type failed\n"), - -1); - } - delete visitor; - - // Generate the operation name - *os << " " << node->name (); - - // Generate the argument list with the appropriate mapping (same as - // in the header file) - ctx = *this->ctx_; - ctx.state (TAO_CodeGen::TAO_OPERATION_ARGLIST_OTHERS); - visitor = tao_cg->make_visitor (&ctx); - if (!visitor) - { - ACE_ERROR_RETURN ((LM_ERROR, - "be_visitor_operation_cs::" - "visit_operation - " - "Bad visitor to return type\n"), - -1); - } - - if (node->accept (visitor) == -1) - { - delete visitor; - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_operation_cs::" - "visit_operation - " - "codegen for argument list failed\n"), - -1); - } - delete visitor; - - // Generate the actual code for the stub. However, if any of the argument - // types is "native", we flag a MARSHAL exception. - // last argument - is always CORBA::Environment - *os << "{\n"; - os->incr_indent (0); - - // Generate the param_data and call_data tables. We generate these if and - // only if none of our arguments is of "native" type. Native types cannot be - // marshaled. Hence, stubs for such operations will generate MARSHAL - // exceptions. As a result it is pointless generating these tables - if (!node->has_native ()) - { - // native type does not exist. Generate the static tables - - // Generate the TAO_Param_Data table - os->indent (); - *os << "static const TAO_Param_Data "; - // check if we are an attribute node in disguise - if (this->ctx_->attribute ()) - { - // now check if we are a "get" or "set" operation - if (node->nmembers () == 1) // set - *os << "_set_"; - else - *os << "_get_"; - } - *os << node->flatname () << - "_paramdata [] = " << be_nl; - *os << "{\n"; - os->incr_indent (); - - // entry for the return type - *os << "{" << bt->tc_name () << ", PARAM_RETURN, 0}"; - if (node->nmembers () > 0) - *os << ",\n"; - - // generate entries for the param data table for arguments - if (this->visit_scope (node) == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_operation_cs::" - "visit_operation - " - "visit scope failed\n"), - -1); - } - *os << "\n"; - os->decr_indent (); - *os << "}; // " << node->flatname () << "_paramdata\n\n"; - - // Check if this operation raises any exceptions. In that case, we must - // generate a list of exception typecodes. This is not valid for - // attributes - if (!this->ctx_->attribute ()) - { - ctx = *this->ctx_; - ctx.state (TAO_CodeGen::TAO_OPERATION_EXCEPTLIST_CS); - visitor = tao_cg->make_visitor (&ctx); - if (!visitor || (node->accept (visitor) == -1)) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) " - "be_visitor_operation_cs::visit_operation - " - "Exceptionlist generation error\n"), - -1); - } - } - - // now generate the calldata table - os->indent (); - *os << "static const TAO_Call_Data "; - // check if we are an attribute node in disguise - if (this->ctx_->attribute ()) - { - // now check if we are a "get" or "set" operation - if (node->nmembers () == 1) // set - *os << "_set_"; - else - *os << "_get_"; - } - *os << node->flatname () - << "_calldata = " << be_nl - << "{" - << "\""; - // check if we are an attribute node in disguise - if (this->ctx_->attribute ()) - { - // now check if we are a "get" or "set" operation - if (node->nmembers () == 1) // set - *os << "_set_"; - else - *os << "_get_"; - } - *os << node->local_name () << "\", "; - - // are we oneway or two operation? - if (node->flags () == AST_Operation::OP_oneway) - { - *os << "0, "; // for false - } - else - { - *os << "1, "; // for true - } - // insert the size of the paramdata table i.e., number of arguments + 1 - // for return type - *os << (node->argument_count () + 1) << ", "; - - // insert the address of the paramdata table - // first check if we are an attribute node in disguise - if (this->ctx_->attribute ()) - { - // now check if we are a "get" or "set" operation - if (node->nmembers () == 1) // set - *os << "_set_"; - else - *os << "_get_"; - } - *os << node->flatname () << "_paramdata, "; - - // insert exception list (if any) - node for attributes - if (this->ctx_->attribute ()) - *os << "0, 0};\n\n"; - else - { - if (node->exceptions ()) - { - *os << node->exceptions ()->length () - << ", _tao_" << node->flatname () << "_exceptiondata};\n\n"; - } - else - *os << "0, 0};\n\n"; - } - } // end of if !(native) - - // Declare a return type - ctx = *this->ctx_; - ctx.state (TAO_CodeGen::TAO_OPERATION_RETVAL_DECL_CS); - visitor = tao_cg->make_visitor (&ctx); - if (!visitor || (bt->accept (visitor) == -1)) - { - delete visitor; - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_operation_cs::" - "visit_operation - " - "codegen for return var decl failed\n"), - -1); - } - - os->indent (); - if (node->has_native ()) // native exists => no stub - { - *os << "_tao_environment.exception (new CORBA::MARSHAL " - << "(CORBA::COMPLETED_NO));" << be_nl; - // return the appropriate return value - ctx = *this->ctx_; - ctx.state (TAO_CodeGen::TAO_OPERATION_RETVAL_RETURN_CS); - visitor = tao_cg->make_visitor (&ctx); - if (!visitor || (bt->accept (visitor) == -1)) - { - delete visitor; - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_operation_cs::" - "visit_operation - " - "codegen for return var failed\n"), - -1); - } - } - else - { - // Generate code that retrieves the underlying stub object and then - // invokes do_static_call on it. - *os << "STUB_Object *istub = this->_stubobj ();" << be_nl - << "if (istub)" << be_nl - << "{\n"; - os->incr_indent (0); - - // do any pre do_static_call processing with return type. This includes - // allocating memory, initialization. - ctx = *this->ctx_; - ctx.state (TAO_CodeGen::TAO_OPERATION_RETVAL_PRE_DOCALL_CS); - visitor = tao_cg->make_visitor (&ctx); - if (!visitor || (bt->accept (visitor) == -1)) - { - delete visitor; - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_operation_cs::" - "visit_operation - " - "codegen for retval pre do_static_call failed\n"), - -1); - } - - - // do any pre do_static_call stuff with arguments - ctx = *this->ctx_; - ctx.state (TAO_CodeGen::TAO_OPERATION_ARG_PRE_DOCALL_CS); - visitor = tao_cg->make_visitor (&ctx); - if (!visitor || (node->accept (visitor) == -1)) - { - delete visitor; - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_operation_cs::" - "visit_operation - " - "codegen for argument pre do_static_call failed\n"), - -1); - } - - // call do_static_call with appropriate number of arguments - os->indent (); - *os << "istub->do_static_call (" << be_idt_nl - << "_tao_environment, " << be_nl - << "&"; - // check if we are an attribute node in disguise - if (this->ctx_->attribute ()) - { - // now check if we are a "get" or "set" operation - if (node->nmembers () == 1) // set - *os << "_set_"; - else - *os << "_get_"; - } - *os << node->flatname () << "_calldata,\n"; - - // pass the appropriate return value to docall - ctx = *this->ctx_; - ctx.state (TAO_CodeGen::TAO_OPERATION_RETVAL_DOCALL_CS); - visitor = tao_cg->make_visitor (&ctx); - if (!visitor || (bt->accept (visitor) == -1)) - { - delete visitor; - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_operation_cs::" - "visit_operation - " - "codegen for return var in do_static_call failed\n"), - -1); - } - // insert a comma after the return val if there are arguments - if (node->argument_count () > 0) - { - *os << ",\n"; - } - - // pass each argument to do_static_call - ctx = *this->ctx_; - ctx.state (TAO_CodeGen::TAO_OPERATION_ARG_DOCALL_CS); - visitor = tao_cg->make_visitor (&ctx); - if (!visitor || (node->accept (visitor) == -1)) - { - delete visitor; - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_operation_cs::" - "visit_operation - " - "codegen for return var in do_static_call failed\n"), - -1); - } - - // end the do_static_call - *os << be_uidt_nl; - *os << ");\n"; - - // if there is an exception, return - os->indent (); - *os << "if (_tao_environment.exception ())" << be_idt << "\n"; - // return the appropriate return value - ctx = *this->ctx_; - ctx.state (TAO_CodeGen::TAO_OPERATION_RETVAL_RETURN_CS); - visitor = tao_cg->make_visitor (&ctx); - if (!visitor || (bt->accept (visitor) == -1)) - { - delete visitor; - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_operation_cs::" - "visit_operation - " - "codegen for return var failed\n"), - -1); - } - *os << be_uidt; - - // do any post processing for the retval - ctx = *this->ctx_; - ctx.state (TAO_CodeGen::TAO_OPERATION_RETVAL_POST_DOCALL_CS); - visitor = tao_cg->make_visitor (&ctx); - if (!visitor || (bt->accept (visitor) == -1)) - { - delete visitor; - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_operation_cs::" - "visit_operation - " - "codegen for return type post do_static_call failed\n"), - -1); - } - - // do any post processing for the arguments - ctx = *this->ctx_; - ctx.state (TAO_CodeGen::TAO_OPERATION_ARG_POST_DOCALL_CS); - visitor = tao_cg->make_visitor (&ctx); - if (!visitor || (node->accept (visitor) == -1)) - { - delete visitor; - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_operation_cs::" - "visit_operation - " - "codegen for args in post do_static_call failed\n"), - -1); - } - - } // end of if (!native) - - os->decr_indent (); - *os << "} // end of if (istub)\n"; - // return the appropriate return value - ctx = *this->ctx_; - ctx.state (TAO_CodeGen::TAO_OPERATION_RETVAL_RETURN_CS); - visitor = tao_cg->make_visitor (&ctx); - if (!visitor || (bt->accept (visitor) == -1)) - { - delete visitor; - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_operation_cs::" - "visit_operation - " - "codegen for return var failed\n"), - -1); - } - os->decr_indent (); - *os << "}\n\n"; - return 0; -} - -int -be_visitor_operation_cs::visit_argument (be_argument *node) -{ - // this method is used to generate the ParamData table entry - - TAO_OutStream *os = this->ctx_->stream (); - be_type *bt; // argument type - - // retrieve the type for this argument - bt = be_type::narrow_from_decl (node->field_type ()); - if (!bt) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_operation_cs::" - "visit_argument - " - "Bad argument type\n"), - -1); - } - - os->indent (); - *os << "{" << bt->tc_name () << ", "; - switch (node->direction ()) - { - case AST_Argument::dir_IN: - *os << "PARAM_IN, "; - break; - case AST_Argument::dir_INOUT: - *os << "PARAM_INOUT, "; - break; - case AST_Argument::dir_OUT: - *os << "PARAM_OUT, "; - break; - } - *os << "0}"; - - return 0; -} |