diff options
Diffstat (limited to 'TAO/ORB_Services/Naming_Service/NS_CosNaming.C')
-rw-r--r-- | TAO/ORB_Services/Naming_Service/NS_CosNaming.C | 678 |
1 files changed, 0 insertions, 678 deletions
diff --git a/TAO/ORB_Services/Naming_Service/NS_CosNaming.C b/TAO/ORB_Services/Naming_Service/NS_CosNaming.C deleted file mode 100644 index bdcf2032150..00000000000 --- a/TAO/ORB_Services/Naming_Service/NS_CosNaming.C +++ /dev/null @@ -1,678 +0,0 @@ -// ============================================================================ -// -// = LIBRARY -// cos -// -// = FILENAME -// NS_CosNaming.C -// -// = AUTHOR -// Marina Spivak <marina@cs.wustl.edu> -// -// ============================================================================ - -#include "NS_CosNaming.h" - -NS_IntId::NS_IntId (void) - : type_ (CosNaming::nobject) -{ - ref_ = CORBA::Object::_nil (); -} - -NS_IntId::NS_IntId (CORBA::Object_ptr obj, - CosNaming::BindingType type) - : type_ (type) -{ - ref_ = obj->_duplicate (obj); -} - -NS_IntId::NS_IntId (const NS_IntId &rhs) -{ - type_ = rhs.type_; - ref_ = rhs.ref_->_duplicate (rhs.ref_); -} - -NS_IntId::~NS_IntId (void) -{ - CORBA::release (ref_); -} - -void -NS_IntId::operator= (const NS_IntId &rhs) -{ - // check for self assignment. - if (&rhs == this) - return; - - type_ = rhs.type_; - - CORBA::release (ref_); - ref_ = rhs.ref_->_duplicate (rhs.ref_); -} - -NS_ExtId::NS_ExtId (void) - : kind_ (), - id_ () -{ -} - -NS_ExtId::NS_ExtId (const char *id, - const char *kind) - : id_ (id), - kind_ (kind) -{ -} - -NS_ExtId::NS_ExtId (const NS_ExtId &rhs) -{ - id_ = rhs.id_; - kind_ = rhs.kind_; -} - -NS_ExtId::~NS_ExtId (void) -{ -} - -void -NS_ExtId::operator= (const NS_ExtId &rhs) -{ - // Check for self assignment. - if (&rhs == this) - return; - - id_ = rhs.id_; - kind_ = rhs.kind_; -} - -int -NS_ExtId::operator== (const NS_ExtId &rhs) const -{ - return id_ == rhs.id_ && kind_ == rhs.kind_; -} - -int -NS_ExtId::operator!= (const NS_ExtId &rhs) const -{ - return id_ != rhs.id_ || kind_ != rhs.kind_; -} - -u_long -NS_ExtId::hash (void) const -{ - ACE_CString temp (id_); - temp += kind_; - - return temp.hash (); -} - -NS_NamingContext::NS_NamingContext (void) -{ - if (context_.open (NS_MAP_SIZE) == -1) - ACE_ERROR ((LM_ERROR, "%p\n", "NS_NamingContext")); - // deal with fault -} - -void -NS_NamingContext::initialize (CosNaming::NamingContext_ptr tie_ref) -{ - tie_ref_ = tie_ref; -} - -NS_NamingContext::~NS_NamingContext (void) -{ -} - -CosNaming::NamingContext_ptr -NS_NamingContext::get_context (const CosNaming::Name &name) - throw (CORBA::SystemException, - CosNaming::NamingContext::NotFound, - CosNaming::NamingContext::CannotProceed, - CosNaming::NamingContext::AlreadyBound) -{ - // create compound name to be resolved - // (<name> - last component) - CORBA::ULong len = name.length (); - CosNaming::Name comp_name (name); - comp_name.length (len - 1); - - // resolve - CORBA::Object_var cont_ref; - - try - { - cont_ref = resolve (comp_name); - } - // Deal with exceptions in resolve: basicly, add the last component - // of the name to <rest_of_name> and rethrow. - catch (CosNaming::NamingContext::NotFound &nf) - { - CORBA::ULong l = nf.rest_of_name.length (); - nf.rest_of_name.length (l + 1); - nf.rest_of_name[l] = name[len - 1]; - throw CosNaming::NamingContext::NotFound (nf); - } - catch (CosNaming::NamingContext::CannotProceed &cp) - { - CORBA::ULong l = cp.rest_of_name.length (); - cp.rest_of_name.length (l + 1); - cp.rest_of_name[l] = name[len - 1]; - throw CosNaming::NamingContext::CannotProceed (cp); - } - - // Reference to a context from <resolve> cannot be nil because - // cannot <bind> to a nil object. - - // Try narrowing object reference to a context type. - CosNaming::NamingContext_ptr c; - try - { - c = CosNaming::NamingContext::_narrow (cont_ref); - } - catch (CORBA::SystemException) - { - CosNaming::Name rest; - rest.length (2); - rest[0] = name[len - 2]; - rest[1] = name[len - 1]; - throw CosNaming::NamingContext::NotFound (CosNaming::NamingContext::not_context, rest); - } - - if (CORBA::is_nil (c)) - { - CosNaming::Name rest; - rest.length (2); - rest[0] = name[len - 2]; - rest[1] = name[len - 1]; - throw CosNaming::NamingContext::NotFound (CosNaming::NamingContext::not_context, rest); - } - return c; -} - -void -NS_NamingContext::bind (const CosNaming::Name& n, - CORBA::Object_ptr obj, - CORBA::Environment &IT_env) - throw (CORBA::SystemException, - CosNaming::NamingContext::NotFound, - CosNaming::NamingContext::CannotProceed, - CosNaming::NamingContext::InvalidName, - CosNaming::NamingContext::AlreadyBound) -{ - // get the length of the name - CORBA::ULong len = n.length (); - - // Check for invalid name. - if (len == 0) - throw CosNaming::NamingContext::InvalidName (); - - // If we received compound name, resolve it to get the context in - // which the binding should take place, then perform the binding on - // target context. - if (len > 1) - { - CosNaming::NamingContext_var cont = get_context (n); - CosNaming::Name simple_name; - simple_name.length (1); - simple_name[0] = n[len - 1]; - cont->bind (simple_name, obj); - } - - // If we received a simple name, we need to bind it in this context. - else - { - NS_IntId entry (obj); - NS_ExtId name (n[0].id, n[0].kind); - - // Try binding the name. - if (context_.bind (name, entry) == -1) - throw CosNaming::NamingContext::AlreadyBound (); - // May need to add case dealing with -1. (Maybe throw cannot - // proceed). - } -} - -void -NS_NamingContext::rebind (const CosNaming::Name& n, - CORBA::Object_ptr obj, - CORBA::Environment &IT_env) - throw (CORBA::SystemException, - CosNaming::NamingContext::NotFound, - CosNaming::NamingContext::CannotProceed, - CosNaming::NamingContext::InvalidName) -{ - // get the length of the name - CORBA::ULong len = n.length (); - - // check for invalid name. - if (len == 0) - throw CosNaming::NamingContext::InvalidName (); - - // If we received compound name, resolve it to get the context in - // which the rebinding should take place, then perform the rebinding - // on target context. - if (len > 1) - { - CosNaming::NamingContext_var cont = get_context (n); - CosNaming::Name simple_name; - simple_name.length (1); - simple_name[0] = n[len - 1]; - cont->rebind (simple_name, obj); - } - - // If we received a simple name, we need to rebind it in this context. - else - { - NS_IntId entry (obj); - NS_ExtId name (n[0].id, n[0].kind); - NS_IntId oldentry; - NS_ExtId oldname; - - // Try rebinding the name. - if (context_.rebind (name, entry, oldname, oldentry) == -1) - ; - // Deal with consequences. - } -} - -void -NS_NamingContext::bind_context (const CosNaming::Name &n, - CosNaming::NamingContext_ptr nc, - CORBA::Environment &IT_env) - throw (CORBA::SystemException, - CosNaming::NamingContext::NotFound, - CosNaming::NamingContext::CannotProceed, - CosNaming::NamingContext::InvalidName, - CosNaming::NamingContext::AlreadyBound) -{ - // Get the length of the name. - CORBA::ULong len = n.length (); - - // Check for invalid name. - if (len == 0) - throw CosNaming::NamingContext::InvalidName (); - - // If we received compound name, resolve it to get the context in - // which the binding should take place, then perform the binding on - // target context. - if (len > 1) - { - CosNaming::NamingContext_var cont = get_context (n); - CosNaming::Name simple_name; - simple_name.length (1); - simple_name[0] = n[len - 1]; - cont->bind_context (simple_name, nc); - } - - // If we received a simple name, we need to bind it in this context. - else - { - CosNaming::NameComponent comp = n[0]; - NS_IntId entry (nc, CosNaming::ncontext); - NS_ExtId name (n[0].id, n[0].kind); - - // Try binding the name. - if (context_.bind (name, entry) == 1) - throw CosNaming::NamingContext::AlreadyBound (); - // May need to add case dealing with -1. - } -} - -void -NS_NamingContext::rebind_context (const CosNaming::Name &n, - CosNaming::NamingContext_ptr nc, - CORBA::Environment &IT_env) - throw (CORBA::SystemException, - CosNaming::NamingContext::NotFound, - CosNaming::NamingContext::CannotProceed, - CosNaming::NamingContext::InvalidName) -{ - // Get the length of the name. - CORBA::ULong len = n.length (); - - // Check for invalid name. - if (len == 0) - throw CosNaming::NamingContext::InvalidName (); - - // If we received compound name, resolve it to get the context in - // which the rebinding should take place, then perform the rebinding - // on target context. - if (len > 1) - { - CosNaming::NamingContext_var cont = get_context (n); - CosNaming::Name simple_name; - simple_name.length (1); - simple_name[0] = n[len - 1]; - cont->rebind_context (simple_name, nc); - } - - // if we received a simple name, we need to rebind it in this context. - else - { - CosNaming::NameComponent comp = n[0]; - NS_IntId entry (nc, CosNaming::ncontext); - NS_ExtId name (n[0].id, n[0].kind); - NS_IntId oldentry; - NS_ExtId oldname; - - // try rebinding the name. - if (context_.rebind (name, entry, oldname, oldentry) < 0); - // deal with consequences - } -} - -CORBA::Object_ptr -NS_NamingContext::resolve (const CosNaming::Name& n, - CORBA::Environment &IT_env) - throw (CORBA::SystemException, - CosNaming::NamingContext::NotFound, - CosNaming::NamingContext::CannotProceed, - CosNaming::NamingContext::InvalidName) -{ - // get the length of the name - CORBA::ULong len = n.length (); - - // check for invalid name. - if (len == 0) { - throw CosNaming::NamingContext::InvalidName (); - } - - // resolve the first component of the name - NS_ExtId name (n[0].id, n[0].kind); - NS_IntId entry; - if (context_.find (name, entry) == -1) { - throw CosNaming::NamingContext::NotFound (CosNaming::NamingContext::not_object, n); - } - CORBA::Object_ptr item = entry.ref_; - - // if the name we have to resolve is a compound name - // we need to recursively resolve it. - if (len > 1) - { - CosNaming::NamingContext_var cont; - if (entry.type_ == CosNaming::ncontext) - cont = CosNaming::NamingContext::_narrow (item); - else - throw CosNaming::NamingContext::NotFound (CosNaming::NamingContext::not_context, n); - - CosNaming::Name rest_of_name; - rest_of_name.length (len - 1); - for (CORBA::ULong i = 1; i < len; i++) - rest_of_name[i-1] = n[i]; - - return (cont->resolve (rest_of_name)); - } - - // if the name we had to resolve was simple, we just need - // to return the result. - return (item->_duplicate (item)); -} - -void -NS_NamingContext::unbind (const CosNaming::Name& n, - CORBA::Environment &IT_env) - throw (CORBA::SystemException, - CosNaming::NamingContext::NotFound, - CosNaming::NamingContext::CannotProceed, - CosNaming::NamingContext::InvalidName) -{ - // if (do_operation (n, CORBA::_nil (), NS_NamingContext::unbind) == 0) - - // get the length of the name - CORBA::ULong len = n.length (); - - // check for invalid name. - if (len == 0) - throw CosNaming::NamingContext::InvalidName (); - - // If we received compound name, resolve it to get the context in - // which the unbinding should take place, then perform the unbinding - // on target context. - if (len > 1) - { - CosNaming::NamingContext_var cont = get_context (n); - CosNaming::Name simple_name; - simple_name.length (1); - simple_name[0] = n[len - 1]; - cont->unbind (simple_name); - } - - // If we received a simple name, we need to unbind it in this - // context. - { - NS_ExtId name (n[0].id, n[0].kind); - // try unbinding the name. - if (context_.unbind (name) == -1) - throw CosNaming::NamingContext::NotFound (CosNaming::NamingContext::not_object, n); - } -} - -CosNaming::NamingContext_ptr -NS_NamingContext::new_context (CORBA::Environment &IT_env) - throw (CORBA::SystemException) -{ - NS_NamingContext *c = new NS_NamingContext; - CosNaming::NamingContext_ptr cont - = new TIE_CosNaming_NamingContext (NS_NamingContext) (c); - - c->initialize (cont); - - return cont->_duplicate (cont); -} - -CosNaming::NamingContext_ptr -NS_NamingContext::bind_new_context (const CosNaming::Name& n, - CORBA::Environment &IT_env) - throw (CORBA::SystemException, - CosNaming::NamingContext::NotFound, - CosNaming::NamingContext::AlreadyBound, - CosNaming::NamingContext::CannotProceed, - CosNaming::NamingContext::InvalidName) -{ - NS_NamingContext *c = new NS_NamingContext; - CosNaming::NamingContext_ptr cont = - new TIE_CosNaming_NamingContext (NS_NamingContext) (c); - - c->initialize (cont); - - try - { - bind_context (n, cont); - } - catch (CosNaming::NamingContext::NotFound &nf) - { - CORBA::release (cont); - throw CosNaming::NamingContext::NotFound (nf); - } - catch (CosNaming::NamingContext::CannotProceed &cp) - { - CORBA::release (cont); - throw CosNaming::NamingContext::CannotProceed (cp); - } - catch (CosNaming::NamingContext::InvalidName) - { - CORBA::release (cont); - throw CosNaming::NamingContext::InvalidName (); - } - catch (CosNaming::NamingContext::AlreadyBound) - { - CORBA::release (cont); - throw CosNaming::NamingContext::AlreadyBound (); - } - - return cont->_duplicate (cont); -} - -void -NS_NamingContext::destroy (CORBA::Environment &IT_env) - throw (CORBA::SystemException, - CosNaming::NamingContext::NotEmpty) -{ - if (context_.current_size () != 0) - throw CosNaming::NamingContext::NotEmpty (); - - // destroy context - CORBA::release (tie_ref_); -} - -void -NS_NamingContext::list (CORBA::ULong how_many, - CosNaming::BindingList *&bl, - CosNaming::BindingIterator_ptr &bi, - CORBA::Environment &IT_env) - throw (CORBA::SystemException) -{ - // Dynamically allocate hash map iterator. - NS_NamingContext::HASH_MAP::ITERATOR *hash_iter = - new NS_NamingContext::HASH_MAP::ITERATOR (context_); - - // Number of bindings that will go into the BindingList. - CORBA::ULong n; - - if (context_.current_size () > how_many) - // number of bindings in the context is > <how_many> - // so need to return a BindingIterator. - { - NS_BindingIterator *bind_iter = new NS_BindingIterator (hash_iter); - - bind_iter->initialize (bi); - bi->_duplicate (bi); - - n = how_many; - } - else - { - // Number of bindings in the context is <= <how_many>, - // so do not need to return a BindingIterator. - bi = CosNaming::BindingIterator::_nil (); - n = context_.current_size (); - } - - // use hash iterator to populate a BindingList with - // bindings. - CosNaming::BindingList bindings; - bindings.length (n); - NS_NamingContext::HASH_MAP::ENTRY *hash_entry; - - for (CORBA::ULong i = 0; i < n; i++) - { - hash_iter->next (hash_entry); - hash_iter->advance (); - - bindings[i].binding_type = hash_entry->int_id_.type_; - - bindings[i].binding_name.length (1); - bindings[i].binding_name[0].id = - CORBA::string_dup (hash_entry->ext_id_.id_.fast_rep ()); - bindings[i].binding_name[0].kind = - CORBA::string_dup (hash_entry->ext_id_.kind_.fast_rep ()); - } - // Marina, please add check for memory failure. - bl = new CosNaming::BindingList (bindings); - - // If did not allocate BindingIterator, deallocate hash map - // iterator. - if (context_.current_size () <= how_many) - delete hash_iter; -} - -NS_BindingIterator::NS_BindingIterator (NS_NamingContext::HASH_MAP::ITERATOR *hash_iter) -{ - hash_iter_ = hash_iter; -} - -NS_BindingIterator::~NS_BindingIterator (void) -{ - delete hash_iter_; -} - -void -NS_BindingIterator::initialize (CosNaming::BindingIterator_ptr tie_ref) -{ - tie_ref_ = tie_ref; -} - -CORBA::Boolean -NS_BindingIterator::next_one (CosNaming::Binding*& b, - CORBA::Environment &IT_env) - throw (CORBA::SystemException) -{ - if (hash_iter_->done ()) { - b = new CosNaming::Binding; - return 0; - } - else - { - b = new CosNaming::Binding; - - NS_NamingContext::HASH_MAP::ENTRY *hash_entry; - hash_iter_->next (hash_entry); - hash_iter_->advance (); - - b->binding_type = hash_entry->int_id_.type_; - - b->binding_name.length (1); - b->binding_name[0].id = - CORBA::string_dup (hash_entry->ext_id_.id_.fast_rep ()); - b->binding_name[0].kind = - CORBA::string_dup (hash_entry->ext_id_.kind_.fast_rep ()); - - return 1; - } -} - -CORBA::Boolean -NS_BindingIterator::next_n (CORBA::ULong how_many, - CosNaming::BindingList *&bl, - CORBA::Environment &IT_env) - throw (CORBA::SystemException) -{ - if (hash_iter_->done ()) { - bl = new CosNaming::BindingList; - return 0; - } - else - { - // Statically allocate a BindingList. - CosNaming::BindingList bindings; - - // Initially assume that iterator has the requested number of - // bindings. - bindings.length (how_many); - - // Iterate and populate the BindingList. - NS_NamingContext::HASH_MAP::ENTRY *hash_entry; - for (CORBA::ULong i = 0; i < how_many; i++) - { - hash_iter_->next (hash_entry); - - bindings[i].binding_type = hash_entry->int_id_.type_; - - bindings[i].binding_name.length (1); - bindings[i].binding_name[0].id = - CORBA::string_dup (hash_entry->ext_id_.id_.fast_rep ()); - bindings[i].binding_name[0].kind = - CORBA::string_dup (hash_entry->ext_id_.kind_.fast_rep ()); - - if (hash_iter_->advance () == 0) - { - // If no more bindings left, reset length to the actual - // number of bindings populated and get out of the loop. - bindings.length (i + 1); - break; - } - } - - bl = new CosNaming::BindingList (bindings); - // Marina, please check for failed memory allocation. - return 1; - } -} - -void -NS_BindingIterator::destroy (CORBA::Environment &IT_env) - throw (CORBA::SystemException) -{ - CORBA::release (tie_ref_); -} - - |