diff options
Diffstat (limited to 'TAO/TAO_IDL/be/be_visitor_structure/any_op_cs.cpp')
| -rw-r--r-- | TAO/TAO_IDL/be/be_visitor_structure/any_op_cs.cpp | 241 |
1 files changed, 241 insertions, 0 deletions
diff --git a/TAO/TAO_IDL/be/be_visitor_structure/any_op_cs.cpp b/TAO/TAO_IDL/be/be_visitor_structure/any_op_cs.cpp new file mode 100644 index 00000000000..ec9ee323817 --- /dev/null +++ b/TAO/TAO_IDL/be/be_visitor_structure/any_op_cs.cpp @@ -0,0 +1,241 @@ +// +// $Id$ +// + +// ============================================================================ +// +// = LIBRARY +// TAO IDL +// +// = FILENAME +// any_op_cs.cpp +// +// = DESCRIPTION +// Visitor generating code for Any operators for structures +// +// = AUTHOR +// Aniruddha Gokhale +// +// ============================================================================ + +ACE_RCSID (be_visitor_structure, + any_op_cs, + "$Id$") + +// *************************************************************************** +// Structure visitor for generating Any operator declarations in the client +// stubs file +// *************************************************************************** + +be_visitor_structure_any_op_cs::be_visitor_structure_any_op_cs ( + be_visitor_context *ctx + ) + : be_visitor_structure (ctx) +{ +} + +be_visitor_structure_any_op_cs::~be_visitor_structure_any_op_cs (void) +{ +} + +int +be_visitor_structure_any_op_cs::visit_structure (be_structure *node) +{ + if (node->cli_stub_any_op_gen () + || node->imported ()) + { + 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; + + *os << be_global->core_versioning_begin () << be_nl; + + // Since we don't generate CDR stream operators for types that + // explicitly contain a local interface (at some level), we + // must override these Any template class methods to avoid + // calling the non-existent operators. The zero return value + // will eventually cause CORBA::MARSHAL to be raised if this + // type is inserted into an Any and then marshaled. + if (node->is_local ()) + { + *os << be_nl << be_nl + << "namespace TAO" << be_nl + << "{" << be_idt_nl + << "template<>" << be_nl + << "::CORBA::Boolean" << be_nl + << "Any_Dual_Impl_T<" << node->name () + << ">::marshal_value (TAO_OutputCDR &)" << be_nl + << "{" << be_idt_nl + << "return false;" << be_uidt_nl + << "}"; + + *os << be_nl << be_nl + << "template<>" << be_nl + << "::CORBA::Boolean" << be_nl + << "Any_Dual_Impl_T<" << node->name () + << ">::demarshal_value (TAO_InputCDR &)" << be_nl + << "{" << be_idt_nl + << "return false;" << be_uidt_nl + << "}" << be_uidt_nl + << "}"; + } + + // Copying insertion. + *os << "// Copying insertion." << be_nl + << "void operator<<= (" << be_idt << be_idt_nl + << "::CORBA::Any &_tao_any," << be_nl + << "const " << node->name () << " &_tao_elem" << be_uidt_nl + << ")" << be_uidt_nl + << "{" << be_idt_nl + + << "if (0 == &_tao_elem) // Trying to de-reference NULL object" << be_idt_nl + << "_tao_any <<= static_cast<" << node->name () << " *>( 0 ); // Use non-copying insertion of a NULL" << be_uidt_nl + << "else" << be_idt_nl + + << "TAO::Any_Dual_Impl_T<" << node->name () << ">::insert_copy (" + << be_idt << be_idt_nl + << "_tao_any," << be_nl + << node->name () << "::_tao_any_destructor," << be_nl + << node->tc_name () << "," << be_nl + << "_tao_elem" << be_uidt_nl + << ");" << be_uidt << be_uidt << be_uidt_nl + << "}" << be_nl << be_nl; + + // Non-copying insertion. + *os << "// Non-copying insertion." << be_nl + << "void operator<<= (" << be_idt << be_idt_nl + << "::CORBA::Any &_tao_any," << be_nl + << node->name () << " *_tao_elem" << be_uidt_nl + << ")" << be_uidt_nl + << "{" << be_idt_nl + << "TAO::Any_Dual_Impl_T<" << node->name () << ">::insert (" + << be_idt << be_idt_nl + << "_tao_any," << be_nl + << node->name () << "::_tao_any_destructor," << be_nl + << node->tc_name () << "," << be_nl + << "_tao_elem" << be_uidt_nl + << ");" << be_uidt << be_uidt_nl + << "}" << be_nl << be_nl; + + // Extraction to non-const pointer (deprecated, just calls the other). + *os << "// Extraction to non-const pointer (deprecated)." << be_nl + << "::CORBA::Boolean operator>>= (" << be_idt << be_idt_nl + << "const ::CORBA::Any &_tao_any," << be_nl + << node->name () << " *&_tao_elem" << be_uidt_nl + << ")" << be_uidt_nl + << "{" << be_idt_nl + << "return _tao_any >>= const_cast<" << be_idt << be_idt_nl + << "const " << node->name () << " *&> (" << be_nl + << "_tao_elem" << be_uidt_nl + << ");" << be_uidt << be_uidt_nl + << "}" << be_nl << be_nl; + + // Extraction to const pointer. + *os << "// Extraction to const pointer." << be_nl + << "::CORBA::Boolean operator>>= (" << be_idt << be_idt_nl + << "const ::CORBA::Any &_tao_any," << be_nl + << "const " << node->name () << " *&_tao_elem" << be_uidt_nl + << ")" << be_uidt_nl + << "{" << be_idt_nl + << "return" << be_idt_nl + << "TAO::Any_Dual_Impl_T<" << node->name () << ">::extract (" + << be_idt << be_idt_nl + << "_tao_any," << be_nl + << node->name () << "::_tao_any_destructor," << be_nl + << node->tc_name () << "," << be_nl + << "_tao_elem" << be_uidt_nl + << ");" << be_uidt << be_uidt << be_uidt_nl + << "}"; + + *os << be_global->core_versioning_end () << be_nl; + + // all we have to do is to visit the scope and generate code + if (this->visit_scope (node) == -1) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_structure::visit_structure - " + "codegen for scope failed\n"), + -1); + } + + node->cli_stub_any_op_gen (1); + return 0; +} + +int +be_visitor_structure_any_op_cs::visit_field (be_field *node) +{ + // First generate the type information. + be_type *bt = be_type::narrow_from_decl (node->field_type ()); + + if (!bt) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_structure_any_op_cs::" + "visit_field - " + "Bad field type\n"), + -1); + } + + if (bt->accept (this) == -1) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_structure_any_op_cs::" + "visit_field - " + "codegen for field type failed\n"), + -1); + } + + return 0; +} + +int +be_visitor_structure_any_op_cs::visit_union (be_union *node) +{ + if (node->cli_stub_any_op_gen () + || node->imported ()) + { + return 0; + } + + be_visitor_union_any_op_cs visitor (this->ctx_); + + if (node->accept (&visitor) == -1) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_structure_any_op_cs::" + "visit_union - " + "codegen for field type failed\n"), + -1); + } + + return 0; +} + +int +be_visitor_structure_any_op_cs::visit_enum (be_enum *node) +{ + if (node->cli_stub_any_op_gen () + || node->imported ()) + { + return 0; + } + + be_visitor_enum_any_op_cs visitor (this->ctx_); + + if (node->accept (&visitor) == -1) + { + ACE_ERROR_RETURN ((LM_ERROR, + "(%N:%l) be_visitor_structure_any_op_cs::" + "visit_enum - " + "codegen for field type failed\n"), + -1); + } + + return 0; +} |