diff options
Diffstat (limited to 'TAO/TAO_IDL/be/be_visitor_operation/ami_cs.cpp')
-rw-r--r-- | TAO/TAO_IDL/be/be_visitor_operation/ami_cs.cpp | 557 |
1 files changed, 0 insertions, 557 deletions
diff --git a/TAO/TAO_IDL/be/be_visitor_operation/ami_cs.cpp b/TAO/TAO_IDL/be/be_visitor_operation/ami_cs.cpp deleted file mode 100644 index 4bcd936337d..00000000000 --- a/TAO/TAO_IDL/be/be_visitor_operation/ami_cs.cpp +++ /dev/null @@ -1,557 +0,0 @@ -// -// $Id$ -// - -// ============================================================================ -// -// = LIBRARY -// TAO IDL -// -// = FILENAME -// ami_cs.cpp -// -// = DESCRIPTION -// Visitor generating code for Operation in the stubs file. -// -// = AUTHOR -// Aniruddha Gokhale, -// Alexander Babu Arulanthu <alex@cs.wustl.edu> -// Michael Kircher -// -// ============================================================================ - -#include "idl.h" -#include "idl_extern.h" -#include "be.h" - -#include "be_visitor_operation.h" - -ACE_RCSID(be_visitor_operation, operation_ami_cs, "$Id$") - - -// ************************************************************ -// Operation visitor for client stubs -// ************************************************************ - -be_visitor_operation_ami_cs::be_visitor_operation_ami_cs (be_visitor_context *ctx) - : be_visitor_operation (ctx) -{ -} - -be_visitor_operation_ami_cs::~be_visitor_operation_ami_cs (void) -{ -} - -// Processing to be done after every element in the scope is -// processed. -int -be_visitor_operation_ami_cs::post_process (be_decl *bd) -{ - // all we do here is to insert a comma and a newline - TAO_OutStream *os = this->ctx_->stream (); - if (!this->last_node (bd)) - *os << ",\n"; - return 0; -} - -int -be_visitor_operation_ami_cs::visit_operation (be_operation *node) -{ - // No sendc method for oneway operations. - if (node->flags () == AST_Operation::OP_oneway) - return 0; - - TAO_OutStream *os; // output stream - 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 - - // Generate the return type mapping. Return type is simply void. - *os << "void" << be_nl; - - // Generate the operation name. - - // Grab the scope name. - be_decl *parent = - be_scope::narrow_from_scope (node->defined_in ())->decl (); - if (parent == 0) - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_operation_ami_cs::" - "visit_operation - " - "scope name is nil\n"), - -1); - - // Generate the scope::operation name. - *os << parent->full_name () - << "::sendc_"; - - // 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 ()->get_string (); - - // 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) || (node->arguments ()->accept (visitor) == -1)) - { - delete visitor; - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_operation_ami_cs::" - "visit_operation - " - "codegen for argument list failed\n"), - -1); - } - delete visitor; - visitor = 0; - - // 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 << "{" << be_idt_nl; - - *os << this->gen_environment_var () << be_nl; - - be_type *bt = be_type::narrow_from_decl (node->arguments ()->return_type ()); - - // generate any pre stub info if and only if none of our parameters is of the - // native type - if (!node->has_native ()) - { - // native type does not exist. - - // Generate any "pre" stub information such as tables or declarations - // This is a template method and the actual work will be done by the - // derived class - if (this->gen_pre_stub_info (node, bt) == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_operation_ami_cs::" - "visit_operation - " - "gen_pre_stub_info failed\n"), - -1); - } - } - - if (node->has_native ()) // native exists => no stub - { - if (this->gen_raise_exception (bt, - "CORBA::MARSHAL", - "") == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_operation_ami_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 << be_nl - << "TAO_Stub *istub = this->_stubobj ();" << be_nl - << "if (istub == 0)" << be_idt_nl; - - // if the stub object was bad, then we raise a system exception - if (this->gen_raise_exception (bt, "CORBA::INV_OBJREF", - "") == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_operation_ami_cs::" - "visit_operation - " - "codegen for checking exception failed\n"), - -1); - - } - *os << be_uidt_nl << "\n"; - - // Generate the code for marshaling in the parameters and transmitting - // them. - if (this->gen_marshal_and_invoke (node, bt) == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_operation_ami_cs::" - "visit_operation - " - "codegen for marshal and invoke failed\n"), - -1); - - } - - // No return values. - *os << "return;"; - } // end of if (!native) - - *os << be_uidt_nl << "}\n\n"; - - return 0; -} - -int -be_visitor_operation_ami_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_ami_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; -} - -int -be_visitor_operation_ami_cs::gen_raise_exception (be_type *bt, - const char *excep, - const char *completion_status) -{ - TAO_OutStream *os = this->ctx_->stream (); - be_visitor *visitor; - be_visitor_context ctx; - - if (this->void_return_type (bt)) - { - *os << "ACE_THROW (" - << excep << " (" << completion_status << "));\n"; - } - else - { - *os << "ACE_THROW_RETURN (" - << excep << " (" << completion_status << "), "; - - // 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_ami_cs::" - "gen_raise_exception - " - "codegen for return var failed\n"), - -1); - } - *os << ");\n"; - } - return 0; -} - -int -be_visitor_operation_ami_cs::gen_check_exception (be_type *bt) -{ - TAO_OutStream *os = this->ctx_->stream (); - be_visitor *visitor; - be_visitor_context ctx; - - os->indent (); - // check if there is an exception - if (this->void_return_type (bt)) - { - *os << "ACE_CHECK;\n"; - //<< "_tao_environment);\n"; - } - else - { - *os << "ACE_CHECK_RETURN ("; - // << "_tao_environment, "; - - // 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_ami_cs::" - "gen_check_exception - " - "codegen failed\n"), - -1); - } - *os << ");\n"; - } - - return 0; -} - -// ************************************************************ -// Operation visitor for interpretive client stubs -// ************************************************************ - -be_interpretive_visitor_operation_ami_cs:: -be_interpretive_visitor_operation_ami_cs (be_visitor_context *ctx) - : be_visitor_operation_ami_cs (ctx) -{ -} - -be_interpretive_visitor_operation_ami_cs::~be_interpretive_visitor_operation_ami_cs (void) -{ -} - -// concrete implementation of the template methods - -int -be_interpretive_visitor_operation_ami_cs::gen_pre_stub_info (be_operation *node, - be_type *bt) -{ - ACE_UNUSED_ARG (node); - ACE_UNUSED_ARG (bt); - return 0; -} - -int -be_interpretive_visitor_operation_ami_cs::gen_marshal_and_invoke (be_operation *node, - be_type *bt) -{ - ACE_UNUSED_ARG (node); - ACE_UNUSED_ARG (bt); - return 0; -} - -// ************************************************************ -// Operation visitor for compiled client stubs -// ************************************************************ - -be_compiled_visitor_operation_ami_cs:: -be_compiled_visitor_operation_ami_cs (be_visitor_context *ctx) - : be_visitor_operation_ami_cs (ctx) -{ -} - -be_compiled_visitor_operation_ami_cs::~be_compiled_visitor_operation_ami_cs (void) -{ -} - -// concrete implementation of the template methods - -int -be_compiled_visitor_operation_ami_cs::gen_pre_stub_info (be_operation *node, - be_type *bt) -{ - // Nothing to be done here, we do not through any exceptions, - // besides system exceptions, so we do not need an user exception table. - ACE_UNUSED_ARG (node); - ACE_UNUSED_ARG (bt); - - return 0; -} - -int -be_compiled_visitor_operation_ami_cs::gen_marshal_and_invoke (be_operation *node, - be_type *bt) -{ - TAO_OutStream *os = this->ctx_->stream (); - be_visitor *visitor; - be_visitor_context ctx; - - os->indent (); - - // Create the GIOP_Invocation and grab the outgoing CDR stream. - switch (node->flags ()) - { - case AST_Operation::OP_oneway: - // If it is a oneway, we wouldnt have come here to generate AMI - // sendc method. - break; - default: - *os << "TAO_GIOP_Twoway_Asynch_Invocation _tao_call "; - } - *os << "(" << be_idt << be_idt_nl - << "istub," << be_nl; - - *os << "\""; - - 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 () - << "\"," << be_nl - << "istub->orb_core ()," << be_nl; - - // Next argument is the reply handler skeleton for this method. - - // Get the interface. - be_decl *interface = be_interface::narrow_from_scope (node->defined_in ())->decl (); - - { - char *full_name = 0; - - interface->compute_full_name ("AMI_", - "Handler", - full_name); - - *os << "&" << full_name << "::"; - - 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 () << "_reply_stub," << be_nl; - - delete full_name; - } - - - - // Next argument is the ami handler passed in for this method. - *os << "ami_handler" << be_uidt_nl - - << ");" << be_uidt_nl; - - *os << "\n" << be_nl - << "for (;;)" << be_nl - << "{" << be_idt_nl; - - *os << "_tao_call.start (ACE_TRY_ENV);" << be_nl; - // Check if there is an exception. - // Return type is void, so we know what to generate here. - *os << "ACE_CHECK;" << be_nl; - - // Prepare the request header - *os << "CORBA::Short flag = "; - - switch (node->flags ()) - { - case AST_Operation::OP_oneway: - *os << "_tao_call.sync_scope ();"; - break; - default: - *os << "TAO::SYNC_WITH_TARGET;"; - } - - *os << be_nl - << "_tao_call.prepare_header (ACE_static_cast (CORBA::Octet, flag), ACE_TRY_ENV);" << be_nl - << "ACE_CHECK;\n" << be_nl; - - // Now make sure that we have some in and inout - // parameters. Otherwise, there is nothing to be marshaled in. - if (this->has_param_type (node, AST_Argument::dir_IN) || - this->has_param_type (node, AST_Argument::dir_INOUT)) - { - *os << be_nl - << "TAO_OutputCDR &_tao_out = _tao_call.out_stream ();" - << be_nl - << "if (!(\n" << be_idt << be_idt << be_idt; - - // Marshal each in and inout argument. - ctx = *this->ctx_; - ctx.state (TAO_CodeGen::TAO_OPERATION_ARG_INVOKE_CS); - ctx.sub_state (TAO_CodeGen::TAO_CDR_OUTPUT); - visitor = tao_cg->make_visitor (&ctx); - if (!visitor || (node->marshaling ()->accept (visitor) == -1)) - { - delete visitor; - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_compiled_visitor_operation_ami_cs::" - "gen_marshal_and_invoke - " - "codegen for return var in do_static_call failed\n"), - -1); - } - *os << be_uidt << be_uidt_nl - << "))" << be_nl; - - // If marshaling fails, raise exception. - if (this->gen_raise_exception (bt, "CORBA::MARSHAL", - "") == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_compiled_visitor_operation_ami_cs::" - "gen_marshal_and invoke - " - "codegen for return var failed\n"), - -1); - } - *os << be_uidt; - } - - *os << be_nl - << "int _invoke_status = _tao_call.invoke (ACE_TRY_ENV);"; - - *os << be_uidt_nl; - - // Check if there is an exception. - if (this->gen_check_exception (bt) == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_compiled_visitor_operation_ami_cs::" - "gen_marshal_and_invoke - " - "codegen for checking exception failed\n"), - -1); - } - - *os << be_nl - << "if (_invoke_status == TAO_INVOKE_RESTART)" << be_idt_nl - << "continue;" << be_uidt_nl - << "if (_invoke_status != TAO_INVOKE_OK)" << be_nl - << "{" << be_idt_nl; - - if (this->gen_raise_exception (bt, - "CORBA::UNKNOWN", - "TAO_DEFAULT_MINOR_CODE, CORBA::COMPLETED_YES") == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_compiled_visitor_operation_ami_cs::" - "gen_marshal_and invoke - " - "codegen for return var failed\n"), - -1); - } - - *os << be_uidt_nl - << "}" << be_nl - << "break;" << be_nl - << be_uidt_nl << "}" << be_nl; - - // Return type is void and we are going to worry about OUT or INOUT - // parameters. Return from here. - return 0; -} |