diff options
Diffstat (limited to 'TAO/orbsvcs/orbsvcs/IFRService/StructDef_i.cpp')
| -rw-r--r-- | TAO/orbsvcs/orbsvcs/IFRService/StructDef_i.cpp | 290 |
1 files changed, 290 insertions, 0 deletions
diff --git a/TAO/orbsvcs/orbsvcs/IFRService/StructDef_i.cpp b/TAO/orbsvcs/orbsvcs/IFRService/StructDef_i.cpp new file mode 100644 index 00000000000..96499913af6 --- /dev/null +++ b/TAO/orbsvcs/orbsvcs/IFRService/StructDef_i.cpp @@ -0,0 +1,290 @@ +// $Id$ + +#include "orbsvcs/IFRService/StructDef_i.h" +#include "orbsvcs/IFRService/RecursDef_i.h" +#include "orbsvcs/IFRService/Repository_i.h" +#include "orbsvcs/IFRService/IFR_Service_Utils.h" + +#include "ace/Auto_Ptr.h" +#include "ace/SString.h" + + +ACE_RCSID (IFRService, + StructDef_i, + "$Id$") + +TAO_BEGIN_VERSIONED_NAMESPACE_DECL + +TAO_StructDef_i::TAO_StructDef_i (TAO_Repository_i *repo) + : TAO_IRObject_i (repo), + TAO_Contained_i (repo), + TAO_IDLType_i (repo), + TAO_TypedefDef_i (repo), + TAO_Container_i (repo) +{ +} + +TAO_StructDef_i::~TAO_StructDef_i (void) +{ +} + +CORBA::DefinitionKind +TAO_StructDef_i::def_kind (void) +{ + return CORBA::dk_Struct; +} + +void +TAO_StructDef_i::destroy (void) +{ + TAO_IFR_WRITE_GUARD; + + this->update_key (); + + this->destroy_i (); +} + +void +TAO_StructDef_i::destroy_i (void) +{ + // Destroy our members. + TAO_Container_i::destroy_i (); + + // Destroy ourself. + TAO_Contained_i::destroy_i (); +} + +CORBA::TypeCode_ptr +TAO_StructDef_i::type (void) +{ + TAO_IFR_READ_GUARD_RETURN (CORBA::TypeCode::_nil ()); + + this->update_key (); + + return this->type_i (); +} + +CORBA::TypeCode_ptr +TAO_StructDef_i::type_i (void) +{ + ACE_TString id; + this->repo_->config ()->get_string_value (this->section_key_, + "id", + id); + + //--------------------------------------------------------------------------- + // Have we already seen this structure definition at an outer scope? + // If yes, return a recursive type code to signal the nesting. + // If not, record this new structure id in our stack (it will automatically + // be removed when NowSeenThis goes out of scope). + //--------------------------------------------------------------------------- + + if (TAO_RecursiveDef_OuterScopes::SeenBefore( id )) + return this->repo_->tc_factory ()-> + create_recursive_tc ( id.c_str ()); + + TAO_RecursiveDef_OuterScopes NowSeenThis( id ); + + //--------------------------------------------------------------------------- + // Create a new type code for this structure; the create_struct_tc() call + // that follows may recursivly call this method again if one of its children + // refers to a structure (which is the point of the above NowSeenThis stack). + //--------------------------------------------------------------------------- + + ACE_TString name; + this->repo_->config ()->get_string_value (this->section_key_, + "name", + name); + + CORBA::StructMemberSeq_var members = this->members_i (); + + return this->repo_->tc_factory ()->create_struct_tc (id.c_str (), + name.c_str (), + members.in ()); +} + +CORBA::StructMemberSeq * +TAO_StructDef_i::members (void) +{ + TAO_IFR_READ_GUARD_RETURN (0); + + this->update_key (); + + return this->members_i (); +} + +CORBA::StructMemberSeq * +TAO_StructDef_i::members_i (void) +{ + ACE_Unbounded_Queue<CORBA::DefinitionKind> kind_queue; + ACE_Unbounded_Queue<ACE_TString> path_queue; + ACE_Unbounded_Queue<ACE_TString> name_queue; + + ACE_Configuration_Section_Key refs_key; + this->repo_->config ()->open_section (this->section_key_, + "refs", + 0, + refs_key); + + u_int count = 0; + this->repo_->config ()->get_integer_value (refs_key, + "count", + count); + + for (u_int i = 0; i < count; ++i) + { + ACE_Configuration_Section_Key member_key; + char *stringified = TAO_IFR_Service_Utils::int_to_string (i); + this->repo_->config ()->open_section (refs_key, + stringified, + 0, + member_key); + + ACE_TString path; + this->repo_->config ()->get_string_value (member_key, + "path", + path); + + ACE_Configuration_Section_Key entry_key; + int status = + this->repo_->config ()->expand_path (this->repo_->root_key (), + path, + entry_key, + 0); + + // This entry may have been removed. + if (status == 0) + { + path_queue.enqueue_tail (path); + + ACE_TString name; + this->repo_->config ()->get_string_value (member_key, + "name", + name); + + name_queue.enqueue_tail (name); + + u_int kind = 0; + this->repo_->config ()->get_integer_value (entry_key, + "def_kind", + kind); + + CORBA::DefinitionKind def_kind = + static_cast<CORBA::DefinitionKind> (kind); + + kind_queue.enqueue_tail (def_kind); + } + } + + CORBA::ULong size = static_cast<CORBA::ULong> (kind_queue.size ()); + + CORBA::StructMemberSeq *members = 0; + ACE_NEW_THROW_EX (members, + CORBA::StructMemberSeq (size), + CORBA::NO_MEMORY ()); + + members->length (size); + + CORBA::StructMemberSeq_var retval = members; + + ACE_TString name, path; + CORBA::DefinitionKind kind = CORBA::dk_none; + CORBA::Object_var obj; + ACE_Configuration_Section_Key member_key; + TAO_IDLType_i *impl = 0; + + // Store to replace below. + ACE_Configuration_Section_Key key_holder = this->section_key_; + + for (CORBA::ULong k = 0; k < size; ++k) + { + name_queue.dequeue_head (name); + retval[k].name = name.c_str (); + kind_queue.dequeue_head (kind); + path_queue.dequeue_head (path); + + obj = TAO_IFR_Service_Utils::create_objref (kind, + path.c_str (), + this->repo_); + + retval[k].type_def = CORBA::IDLType::_narrow (obj.in ()); + + this->repo_->config ()->expand_path (this->repo_->root_key (), + path, + member_key, + 0); + + impl = TAO_IFR_Service_Utils::path_to_idltype (path, + this->repo_); + if (0 == impl) + { + throw CORBA::OBJECT_NOT_EXIST(); + } + + retval[k].type = impl->type_i (); + + // If this struct contains a nested struct (of another type) at + // some level, the above code will have changed the section key + // so we have to replace it with the value we stored above. + this->section_key (key_holder); + } + + return retval._retn (); +} + +void +TAO_StructDef_i::members (const CORBA::StructMemberSeq &members) +{ + TAO_IFR_WRITE_GUARD; + + this->update_key (); + + this->members_i (members); +} + +void +TAO_StructDef_i::members_i (const CORBA::StructMemberSeq &members) +{ + // Destroy our old members, both refs and defns. + TAO_Container_i::destroy_i (); + + CORBA::ULong count = members.length (); + + ACE_TString section_name; + ACE_Configuration_Section_Key refs_key; + + this->repo_->config ()->open_section (this->section_key_, + "refs", + 1, + refs_key); + char *path = 0; + + // Create a section for each new member. We just store the + // member name and the path to its database entry. + for (CORBA::ULong i = 0; i < count; ++i) + { + ACE_Configuration_Section_Key member_key; + char *stringified = TAO_IFR_Service_Utils::int_to_string (i); + this->repo_->config ()->open_section (refs_key, + stringified, + 1, + member_key); + + this->repo_->config ()->set_string_value (member_key, + "name", + members[i].name.in ()); + + path = + TAO_IFR_Service_Utils::reference_to_path (members[i].type_def.in ()); + + this->repo_->config ()->set_string_value (member_key, + "path", + path); + } + + this->repo_->config ()->set_integer_value (refs_key, + "count", + count); +} + +TAO_END_VERSIONED_NAMESPACE_DECL |