diff options
Diffstat (limited to 'ACE/TAO/TAO_IDL/be/be_visitor_structure/serializer_op_ch.cpp')
| -rw-r--r-- | ACE/TAO/TAO_IDL/be/be_visitor_structure/serializer_op_ch.cpp | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/ACE/TAO/TAO_IDL/be/be_visitor_structure/serializer_op_ch.cpp b/ACE/TAO/TAO_IDL/be/be_visitor_structure/serializer_op_ch.cpp new file mode 100644 index 00000000000..9e2cfaf1fda --- /dev/null +++ b/ACE/TAO/TAO_IDL/be/be_visitor_structure/serializer_op_ch.cpp @@ -0,0 +1,167 @@ +// +// $Id$ +// + +// ============================================================================ +// +// = LIBRARY +// TAO IDL +// +// = FILENAME +// serializer_op_ch.cpp +// +// = DESCRIPTION +// Visitor generating code for TAO::DCPS::Serializer operators for +// structures. This uses compiled marshaling. +// +// = AUTHOR +// Scott Harris <harris_s@ociweb.com> based on code by Aniruddha Gokhale +// +// ============================================================================ + +ACE_RCSID (be_visitor_structure, + serializer_op_ch, + "$Id$") + +#include "global_extern.h" + +// *************************************************************************** +// Structure visitor for generating Serializer operator declarations in the client header +// *************************************************************************** + +be_visitor_structure_serializer_op_ch::be_visitor_structure_serializer_op_ch ( + be_visitor_context *ctx + ) + : be_visitor_structure (ctx) +{ +} + +be_visitor_structure_serializer_op_ch::~be_visitor_structure_serializer_op_ch (void) +{ +} + +int +be_visitor_structure_serializer_op_ch::visit_structure (be_structure *node) +{ + if (node->cli_hdr_serializer_op_gen () + || node->imported () + || node->is_local ()) + { + return 0; + } + + TAO_OutStream *os = this->ctx_->stream (); + + *os << be_nl << be_nl << "// TAO_IDL - Generated from" << be_nl + << "// " << __FILE__ << ":" << __LINE__ << be_nl << be_nl; + + IDL_GlobalData::DCPS_Data_Type_Info* info; + if (0 != (info = idl_global->is_dcps_type(node->name()))) + { + *os << be_global->stub_export_macro () + << " ::CORBA::Boolean _dcps_has_key(const " + << node->name() << "& val);" << be_nl; + + *os << "// This structure supports use of std::map with a key" << be_nl + << "// defined by one or more #pragma DCPS_DATA_KEY lines." << be_nl + << "struct " << be_global->stub_export_macro () << " " + << node->name()->last_component() << "KeyLessThan " << be_nl + << "{" << be_idt_nl + << "bool operator() (" << be_idt << be_idt_nl + << "const " << node->name() << "& v1," << be_nl + << "const " << node->name() << "& v2) const" << be_uidt << be_uidt_nl + << "{" << be_idt_nl; + + if (info->key_list_.is_empty()) + { + *os << "ACE_UNUSED_ARG(v1);" << be_nl; + *os << "ACE_UNUSED_ARG(v2);" << be_nl; + *os << "// if no DCPS_DATA_KEY values then return false" << be_nl + << "// to allow use of map with just one entry" << be_nl; + *os << "return false;" << be_nl; + } + else + { + *os << "return "; + IDL_GlobalData::DCPS_Data_Type_Info_Iter iter (info->key_list_); + + IDL_GlobalData::DCPS_Data_Type_Info_Iter begin = iter; + + for (ACE_TString *kp = 0; + iter.next (kp) != 0; + ) + { + *os << "("; + IDL_GlobalData::DCPS_Data_Type_Info_Iter prev = begin; + for (ACE_TString *p = 0; + prev.next (p) != 0 && p != kp; + ) + { + *os << "v1." << ACE_TEXT_ALWAYS_CHAR (p->c_str ()) << " == " << "v2." << ACE_TEXT_ALWAYS_CHAR (p->c_str ()) << " && "; + prev.advance (); + } + + *os << "v1." << ACE_TEXT_ALWAYS_CHAR (kp->c_str ()) << " < " << "v2." << ACE_TEXT_ALWAYS_CHAR (kp->c_str ()); + *os << ")"; + + iter.advance (); + if (iter.done ()) + *os << ";" << be_uidt_nl; + else + *os << " || " << be_nl; + } + } + *os << "}" << be_uidt_nl + << "};" << be_nl << be_nl; + } + + //- _dcps_max_marshaled_size(type) method + *os << be_global->stub_export_macro () + << " size_t _dcps_max_marshaled_size (const " + << node->name() << "& _tao_aggregate);" << be_nl; + //- _tao_is_bounded_size(type) method + *os << be_global->stub_export_macro () + << " ::CORBA::Boolean _tao_is_bounded_size (const " + << node->name() << "& _tao_aggregate);" << be_nl; + //- _dcps_find_size(type) method + *os << be_global->stub_export_macro () + << " size_t _dcps_find_size (const " + << node->name() << "& _tao_aggregate);" << be_nl; + + *os << be_global->stub_export_macro () << " ::CORBA::Boolean" + << " operator<< (TAO::DCPS::Serializer &, const " << node->name () + << " &);" << be_nl; + *os << be_global->stub_export_macro () << " ::CORBA::Boolean" + << " operator>> (TAO::DCPS::Serializer &, " + << node->name () << " &);" << be_nl; + + //FUTURE: This can be excluded if the OpenDDS is excluding the DDS + // content-subscription profile at compile-time. + *os << be_nl << "#ifdef DDS_USE_QUERY_CONDITION_COMPARATOR" << be_nl + << "namespace OpenDDS" << be_nl + << "{" << be_idt_nl + << "namespace DCPS" << be_nl + << "{" << be_idt_nl + << be_global->stub_export_macro () << be_nl + << "ComparatorBase::Ptr create_qc_comparator (" << node->name () + << " *, const char *field, ComparatorBase::Ptr next);" << be_uidt_nl + << "}" << be_uidt_nl + << "}" << be_nl + << "#endif" << be_nl; + + // Set the substate as generating code for the types defined in our scope. + this->ctx_->sub_state(TAO_CodeGen::TAO_CDR_SCOPE); + + if (this->visit_scope (node) == -1) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_structure_serializer_op_ch::" + "visit_structure - " + "codegen for scope failed\n"), + -1); + } + + + node->cli_hdr_serializer_op_gen (1); + return 0; +} |