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Diffstat (limited to 'TAO/orbsvcs/orbsvcs/Property/CosPropertyService_i_T.cpp')
| -rw-r--r-- | TAO/orbsvcs/orbsvcs/Property/CosPropertyService_i_T.cpp | 766 |
1 files changed, 766 insertions, 0 deletions
diff --git a/TAO/orbsvcs/orbsvcs/Property/CosPropertyService_i_T.cpp b/TAO/orbsvcs/orbsvcs/Property/CosPropertyService_i_T.cpp new file mode 100644 index 00000000000..be51d767e71 --- /dev/null +++ b/TAO/orbsvcs/orbsvcs/Property/CosPropertyService_i_T.cpp @@ -0,0 +1,766 @@ +#ifndef TAO_COSPROPERTYSERVICE_I_T_C +#define TAO_COSPROPERTYSERVICE_I_T_C + +// $Id$ +#include "CosPropertyService_i.h" + +// Makes default sized hash_table_. All the sequences are set the max +// length as 0. + +template <class IF> +TAO_PropertySet<IF>::TAO_PropertySet (void) +{ +} + +// Init values that the PropertySetFactory will want to specify. Write +// the allowed properties in the Hash Table with *fixed-normal* mode. +// @@ Need to check for duplicate properties and raise exceptions. + +template <class IF> +TAO_PropertySet<IF>::TAO_PropertySet (const CosPropertyService::PropertyTypes allowed_property_types, + const CosPropertyService::Properties allowed_properties, + CORBA::Environment &ACE_TRY_ENV) + : allowed_property_types_ (allowed_property_types), + allowed_property_names_ (allowed_properties.length ()) +{ + // Set the length for the sequence, just to make sure. + this->allowed_property_names_.length (allowed_properties.length ()); + + // Keep the allowed property names in the sequence.. + for (size_t ni = 0; + ni < allowed_properties.length (); + ni++) + this->allowed_property_names_[ni] = + allowed_properties[ni].property_name; + + // Define the allowed properties in the hash table. + ACE_TRY + { + this->define_properties (allowed_properties, + ACE_TRY_ENV); + ACE_TRY_CHECK; + } + ACE_CATCHANY + { + ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION, "TAO_PropertySet-Constructor"); + ACE_RETHROW; + } + ACE_ENDTRY; + ACE_CHECK; +} + +// TAO_PropertySetDef's constructor needs this, for initializing the +// allowed properties' sequence withe just the maximum length. +template <class IF> +TAO_PropertySet<IF>::TAO_PropertySet (const CosPropertyService::PropertyTypes allowed_property_types, + const CORBA::ULong number_of_allowed_properties, + CORBA::Environment &) + : allowed_property_types_ (allowed_property_types), + allowed_property_names_ (number_of_allowed_properties) +{ +} + +// PropertySetFactory needs this constructor. Store all the initial +// properies with *normal* modes. + +template <class IF> +TAO_PropertySet<IF>::TAO_PropertySet (const CosPropertyService::Properties initial_properties, + CORBA::Environment &ACE_TRY_ENV) +{ + // Define all the initial properties in the Property Set. All take + // *normal* modes. + ACE_TRY + { + this->define_properties (initial_properties, + ACE_TRY_ENV); + ACE_TRY_CHECK; + } + ACE_CATCHANY + { + ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION, "TAO_PropertySet-Constructor"); + ACE_RETHROW; + } + ACE_ENDTRY; + ACE_CHECK; +} + +// Destructor. All sequences will be deleted. +template <class IF> +TAO_PropertySet<IF>::~TAO_PropertySet (void) +{ +} + +// Function to modify or add a property to the PropertySet: +// Adds the name and the value to the set... Doesn't check for Typecode +// overwriting, duplicate names, void names etc, yet. +// @@ Uses Normal mode as the default mode of properties, We can +// change this behavior based on the Initial set of allowed modes, if +// there is anything like that set by the client. + +template <class IF> +void +TAO_PropertySet<IF>::define_property (const char *property_name, + const CORBA::Any &property_value, + CORBA::Environment &ACE_TRY_ENV) +{ + // Check the name's validity. + if (property_name == 0) + ACE_THROW (CosPropertyService::InvalidPropertyName()); + + // Is this type allowed? + if (is_type_allowed (property_value.type ()) != 1) + ACE_THROW (CosPropertyService::UnsupportedTypeCode()); + + // Is this property allowed? + if (is_property_allowed (property_name) != 1) + ACE_THROW (CosPropertyService::UnsupportedProperty()); + + // Try to bind the property. Use normal mode. + CosProperty_Hash_Key hash_key (property_name); + CosProperty_Hash_Value hash_value (property_value, + CosPropertyService::normal); + COSPROPERTY_HASH_ENTRY *entry_ptr; + //CosProperty_Hash_Key old_key; + //CosProperty_Hash_Value old_value; + + int ret = this->hash_table_.bind (hash_key, + hash_value, + entry_ptr); + switch (ret) + { + case 0: + break; + case 1: + // Property already exists. + + // Is the pointer valid? + if (entry_ptr == 0) + ACE_THROW (CORBA::UNKNOWN ()); + + // If type is not the same, raise exception. + if (entry_ptr->int_id_.pvalue_.type () != property_value.type ()) + ACE_THROW (CosPropertyService::ConflictingProperty()); + + // If mode is read only, raise exception. + if ((entry_ptr->int_id_.pmode_ == CosPropertyService::read_only) || + (entry_ptr->int_id_.pmode_ == CosPropertyService::fixed_readonly)) + ACE_THROW (CosPropertyService::ReadOnlyProperty()); + + // Use the mode that is already there. + hash_value.pmode_ = entry_ptr->int_id_.pmode_; + + // Everything is fine. Overwrite the value. + if (this->hash_table_.rebind (hash_key, + hash_value) != 1) + { + ACE_DEBUG ((LM_DEBUG, + "TAO_PropertySet::Define Property failed\n")); + TAO_THROW (CORBA::UNKNOWN ()); + } + break; + default: + // Error. ret is -1. + TAO_THROW (CORBA::UNKNOWN ()); + } + + return; +} + +// Tells whether this type is allowed in this property set or no. +template <class IF> +CORBA::Boolean +TAO_PropertySet<IF>::is_type_allowed (CORBA::TypeCode_ptr type) +{ + ACE_DECLARE_NEW_CORBA_ENV; + + // If the sequence is empty, no constraints. + if (this->allowed_property_types_.length () == 0) + return 1; + + // Check in the allowed_property_types sequence. + CORBA::Boolean ret_val = 0; + for (size_t ti = 0; + ti < this->allowed_property_types_.length (); + ti++) + { + ACE_TRY + { + ret_val = ((const CORBA::TypeCode *)this->allowed_property_types_[ti])->equal (type, + ACE_TRY_ENV); + ACE_TRY_CHECK; + + if (ret_val == 1) + return 1; + } + ACE_CATCHANY + { + ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION, + "TAO_PropertySet::is_type_allowed failed"); + return ret_val; + } + ACE_ENDTRY; + ACE_CHECK_RETURN (0); + } + + // Type not found. + return ret_val; +} + +// Tells whether this property is allowed in this property or no. +template <class IF> +CORBA::Boolean +TAO_PropertySet<IF>::is_property_allowed (const char* property_name) +{ + // If the sequence is empty, no constraints. + if (this->allowed_property_names_.length() == 0) + return 1; + + // Check in the allowed_property_names. + for (size_t ni = 0; + ni < this->allowed_property_names_.length (); + ni++) + if (ACE_OS::strcmp ((const char *) this->allowed_property_names_[ni], + property_name) == 0) + return 1; + + // Name not found in the sequence. + return 0; +} + +// Defining a sequence of properties +// +// Check for overwriting, duplicate names, void names etc and raise +// appropriate exceptions. + +template <class IF> +void +TAO_PropertySet<IF>::define_properties (const CosPropertyService::Properties &nproperties, + CORBA::Environment &ACE_TRY_ENV) +{ + // Get the length. + size_t sequence_length = nproperties.length (); + + // Define multiple exceptions object. + CosPropertyService::MultipleExceptions multi_ex; + + for (size_t pi = 0; pi < sequence_length; pi++) + { + ACE_TRY + { + // Define this property. + this->define_property (nproperties [pi].property_name.in (), + nproperties [pi].property_value, + ACE_TRY_ENV); + ACE_TRY_CHECK; + } + ACE_CATCH (CosPropertyService::InvalidPropertyName, ex) + { + size_t len = multi_ex.exceptions.length (); + multi_ex.exceptions.length (len + 1); + multi_ex.exceptions[len].reason = + CosPropertyService::invalid_property_name; + multi_ex.exceptions[len].failing_property_name = + nproperties[pi].property_name; + } + ACE_CATCH (CosPropertyService::ConflictingProperty, ex) + { + size_t len = multi_ex.exceptions.length (); + multi_ex.exceptions.length (len + 1); + multi_ex.exceptions[len].reason = + CosPropertyService::conflicting_property; + multi_ex.exceptions[len].failing_property_name = + nproperties[pi].property_name; + } + ACE_CATCH (CosPropertyService::ReadOnlyProperty, ex) + { + size_t len = multi_ex.exceptions.length (); + multi_ex.exceptions.length (len + 1); + multi_ex.exceptions[len].reason = + CosPropertyService::read_only_property; + multi_ex.exceptions[len].failing_property_name = + nproperties[pi].property_name; + } + ACE_CATCH (CosPropertyService::UnsupportedTypeCode, ex) + { + size_t len = multi_ex.exceptions.length (); + multi_ex.exceptions.length (len + 1); + multi_ex.exceptions[len].reason = + CosPropertyService::unsupported_type_code; + multi_ex.exceptions[len].failing_property_name = + nproperties[pi].property_name; + } + ACE_CATCH (CosPropertyService::UnsupportedProperty, ex) + { + size_t len = multi_ex.exceptions.length (); + multi_ex.exceptions.length (len + 1); + multi_ex.exceptions[len].reason = + CosPropertyService::unsupported_property; + multi_ex.exceptions[len].failing_property_name = + nproperties[pi].property_name; + } + ACE_CATCH (CORBA::SystemException, sysex) + { + ACE_RETHROW; + } + ACE_ENDTRY; + ACE_CHECK; + } + + // Raise the multi exception if needed. + if (multi_ex.exceptions.length () > 0) + ACE_THROW (CosPropertyService::MultipleExceptions (multi_ex)); +} + +// Returns the current number of properties associated with this +// PropertySet. + +template <class IF> +CORBA::ULong +TAO_PropertySet<IF>::get_number_of_properties (CORBA::Environment &) +{ + return this->hash_table_.current_size (); +} + +// Returns all of the property names currently defined in the +// PropertySet. If the PropertySet contains more than <how_many> +// property names, then the remaining property names are put into the +// PropertyNamesIterator. + +template <class IF> +void +TAO_PropertySet<IF>::get_all_property_names (CORBA::ULong how_many, + CosPropertyService::PropertyNames_out property_names, + CosPropertyService::PropertyNamesIterator_out rest, + CORBA::Environment &ACE_TRY_ENV) +{ + // Allocating storage is a must. + ACE_NEW (property_names, + CosPropertyService::PropertyNames); + + size_t num_of_properties = + this->get_number_of_properties (ACE_TRY_ENV); + ACE_CHECK; + + if (num_of_properties == 0) + // Nothing to do. + return; + + // Set the length of the property_names appropriately. + CORBA::ULong sequence_length = 0; + + if (how_many > 0) + { + if (how_many >= num_of_properties) + sequence_length = num_of_properties; + else + sequence_length = how_many; + property_names->length (sequence_length); + } + + // Iterate thru names and put them in the property_names. + + COSPROPERTY_HASH_ENTRY *entry_ptr; + COSPROPERTY_HASH_ITERATOR iterator (this->hash_table_); + + for (size_t ni = 0; + ni < sequence_length; + ni++, iterator.advance ()) + if (iterator.next (entry_ptr) != 0) + property_names [ni] = + CORBA::string_dup (entry_ptr->ext_id_.pname_); + + // If there are some more properties, put them in the + // iterator. How?? Make a new PropertySet and use that to create + // propertyNames Iterator. + + if (num_of_properties > how_many) + { + TAO_PropertySet<POA_CosPropertyService::PropertySet> *property_set; + + ACE_NEW (property_set, TAO_PropertySet<POA_CosPropertyService::PropertySet>); + + for (size_t i = how_many; + i < num_of_properties; + i++, iterator.advance ()) + if (iterator.next (entry_ptr) != 0) + if (property_set->hash_table_.bind (entry_ptr->ext_id_, + entry_ptr->int_id_) < 0) + ACE_DEBUG ((LM_DEBUG, + "Error:TAO_PropertySet<IF>::get_all_property_names\n")); + + // Make the NamesIterator out of this TAO_PropertySet. + TAO_PropertyNamesIterator *names_iterator; + ACE_NEW (names_iterator, TAO_PropertyNamesIterator (*property_set)); + + // Init the out parameter. + + // Get the Interface ptr. + CosPropertyService::PropertyNamesIterator_ptr iterator_ptr = + names_iterator->_this (ACE_TRY_ENV); + ACE_CHECK; + + // POA stuff todo here, since we have <destroy> method in the + // <NamesIterator> interface. + // Give ownership of this servant to the POA. + names_iterator->_remove_ref (ACE_TRY_ENV); + ACE_CHECK; + + // Init the out parameter. + rest = iterator_ptr; + } +} + +// Returns the value of a property in the PropertySet. + +template <class IF> +CORBA::Any * +TAO_PropertySet<IF>::get_property_value (const char *property_name, + CORBA::Environment &ACE_TRY_ENV) +{ + // Check the name's validity. + if (property_name == 0) + ACE_THROW_RETURN (CosPropertyService::InvalidPropertyName(), + 0); + + // Get the value out of the hash table. + + CosProperty_Hash_Key hash_key (property_name); + CosProperty_Hash_Value hash_value; + + if (this->hash_table_.find (hash_key, hash_value) != 0) + ACE_THROW_RETURN (CosPropertyService::PropertyNotFound(), + 0); + + // Return the any value got. + CORBA::Any *any_ptr =0; + ACE_NEW_RETURN (any_ptr, + CORBA::Any (hash_value.pvalue_), + 0); + return any_ptr; +} + +// Returns the values of the properties listed in property_names. When +// the boolean return value is true, the Properties parameter contains +// valid values for all requested property names. If false, then all +// properties with a value of type tk_void may have failed due to +// <PropertyNotFound> or <InvalidPropertyName>. + +template <class IF> +CORBA::Boolean +TAO_PropertySet<IF>::get_properties (const CosPropertyService::PropertyNames &property_names, + CosPropertyService::Properties_out nproperties, + CORBA::Environment &ACE_TRY_ENV) +{ + // Allocate memory for the out parameter. + ACE_NEW_RETURN (nproperties, + CosPropertyService::Properties, + 0); + + // Validate the length. + size_t n = property_names.length (); + if (n == 0) + return 0; + + // Set the length for the out parameter. + nproperties->length (n); + + // Get values for all the names. + + CORBA::Any_ptr any_ptr = 0; + CORBA::Boolean ret_val = 1; + + for (size_t i = 0; i < n; i++) + { + ACE_TRY_ENV.clear (); + any_ptr = get_property_value (property_names [i], + ACE_TRY_ENV); + ACE_CHECK_RETURN (0); + + if (any_ptr != 0) + { + // Property is found. + nproperties [i].property_name = property_names [i]; + nproperties [i].property_value = *any_ptr; + } + else + { + // Invalid name. Ret value is False. + ret_val = 0; + + // Assign void type to this name in the out parameter. + nproperties [i].property_name = + property_names [i]; + + // Make an any value with tk_void type. + // @@ Using replace method, <<= operator does not exist yet + // for this. + nproperties [i].property_value.replace (CORBA::_tc_void, + 0, + 0, + ACE_TRY_ENV); + ACE_CHECK_RETURN (0); + } + } + + return ret_val; +} + +template <class IF> +void +TAO_PropertySet<IF>::get_all_properties (CORBA::ULong how_many, + CosPropertyService::Properties_out nproperties, + CosPropertyService::PropertiesIterator_out rest, + CORBA::Environment &ACE_TRY_ENV) +{ + // Allocate memory for the out parameter. + ACE_NEW (nproperties, + CosPropertyService::Properties); + + // Validate the length. + size_t num_of_properties = + hash_table_.current_size (); + + if (num_of_properties == 0) + return; + + // Set the length for the nproperties if how_many > 0. + CORBA::ULong sequence_length = 0; + + if (how_many > 0) + { + if (how_many >= num_of_properties) + sequence_length = num_of_properties; + else + sequence_length = how_many; + + nproperties->length (sequence_length); + } + + // Prepare an iterator and iterate through the PropertySet. Retrive + // the values. + + COSPROPERTY_HASH_ITERATOR iterator (this->hash_table_); + COSPROPERTY_HASH_ENTRY *entry_ptr = 0; + + for (CORBA::ULong i = 0; + i < sequence_length; + i++, iterator.advance ()) + if (iterator.next (entry_ptr) != 0) + { + nproperties[i].property_name = + CORBA::string_dup (entry_ptr->ext_id_.pname_); + nproperties[i].property_value = + entry_ptr->int_id_.pvalue_; + } + + // If there are more properties, put them in the <PropertiesIterator>. + // Make a new <TAO_PropertySet> and use that to create an Properties + // iterator. put that in a iterator and assign that to the out + // paramerter. + + if (num_of_properties > how_many) + { + TAO_PropertySet<POA_CosPropertyService::PropertySet> *prop_set; + + ACE_NEW (prop_set, TAO_PropertySet<POA_CosPropertyService::PropertySet>); + + for (size_t i = sequence_length; + i < num_of_properties; + i++, iterator.advance ()) + { + if (iterator.next (entry_ptr) != 0 + && prop_set->hash_table_.bind (entry_ptr->ext_id_, + entry_ptr->int_id_) < 0) + ACE_DEBUG ((LM_DEBUG, + "Error:TAO_PropertySet::get_all_properties\n")); + } + + // Make the iterator out of the new TAO_Propset. + TAO_PropertiesIterator *iterator = 0; + ACE_NEW (iterator, + TAO_PropertiesIterator (*prop_set)); + + // Init the out parameter. + + // Get the interface ptr. + CosPropertyService::PropertiesIterator_ptr iterator_ptr = + iterator->_this (ACE_TRY_ENV); + ACE_CHECK; + + // POA stuff todo here, since we have <destroy> method in the + // <NamesIterator> interface. + // Give ownership of this servant to the POA. + iterator->_remove_ref (ACE_TRY_ENV); + ACE_CHECK; + + // Init the out parameter. + rest = iterator_ptr; + } +} + +// Deletes the specified property if it exists from a PropertySet. + +template <class IF> +void +TAO_PropertySet<IF>::delete_property (const char *property_name, + CORBA::Environment &ACE_TRY_ENV) +{ + // Check the name's validity. + if (property_name == 0) + ACE_THROW (CosPropertyService::InvalidPropertyName()); + + // Get the entry from the Hash Table. + + CosProperty_Hash_Key hash_key (property_name); + COSPROPERTY_HASH_ENTRY *entry_ptr = 0; + + if (this->hash_table_.find (hash_key, + entry_ptr) == -1) + ACE_THROW (CosPropertyService::PropertyNotFound()); + + // If property is fixed, then raise exception. + if ((entry_ptr->int_id_.pmode_ == CosPropertyService::fixed_normal) + || (entry_ptr->int_id_.pmode_ == CosPropertyService::fixed_readonly)) + ACE_THROW (CosPropertyService::FixedProperty()); + + // Unbind this property. + if (this->hash_table_.unbind (entry_ptr) != 0) + { + ACE_ERROR ((LM_ERROR, + "Unbind failed\n")); + TAO_THROW (CORBA::UNKNOWN ()); + } + + return; +} + +// Deletes the properties defined in the property_names +// parameter. This is a batch operation that returns the +// MultipleExceptions exception if any delete failed. + +template <class IF> +void +TAO_PropertySet<IF>::delete_properties (const CosPropertyService::PropertyNames &property_names, + CORBA::Environment &ACE_TRY_ENV) +{ + // Get the length. + size_t sequence_length = property_names.length (); + + // Declare multiple exceptions' object. + CosPropertyService::MultipleExceptions *multi_ex = 0; + ACE_NEW (multi_ex, + CosPropertyService::MultipleExceptions); + + for (size_t pi = 0; pi < sequence_length; pi++) + { + ACE_TRY + { + // Delete this property. + this->delete_property (property_names[pi], + ACE_TRY_ENV); + ACE_TRY_CHECK; + } + ACE_CATCH (CosPropertyService::InvalidPropertyName, ex) + { + // Put this exception in the multiple exception. + size_t len = multi_ex->exceptions.length (); + multi_ex->exceptions.length (len + 1); + multi_ex->exceptions[len].reason = + CosPropertyService::invalid_property_name; + multi_ex->exceptions[len].failing_property_name = + property_names[pi]; + } + ACE_CATCH (CosPropertyService::PropertyNotFound, ex) + { + // Put this exception in the multiple exception. + size_t len = multi_ex->exceptions.length (); + multi_ex->exceptions.length (len + 1); + multi_ex->exceptions[len].reason = + CosPropertyService::property_not_found; + multi_ex->exceptions[len].failing_property_name = + property_names[pi]; + } + ACE_CATCH (CosPropertyService::FixedProperty, ex) + { + // Put this exception in the multiple exception. + size_t len = multi_ex->exceptions.length (); + multi_ex->exceptions.length (len + 1); + multi_ex->exceptions[len].reason = + CosPropertyService::fixed_property; + multi_ex->exceptions[len].failing_property_name = + property_names[pi]; + } + ACE_CATCH (CORBA::SystemException, sysex) + { + // We cant afford to get this. Throw this. + ACE_RETHROW; + } + ACE_ENDTRY; + ACE_CHECK; + } + + // Raise the multiple exceptions if there are any. + if (multi_ex->exceptions.length () > 0) + ACE_THROW (CosPropertyService::MultipleExceptions (*multi_ex)); +} + +// Delete all the properties in the current ProperySet : Delete the +// properties one by one. + +template <class IF> +CORBA::Boolean +TAO_PropertySet<IF>::delete_all_properties (CORBA::Environment &ACE_TRY_ENV) +{ + // Get all the property names in a names' sequence. + CosPropertyService::PropertyNames_ptr names_ptr = 0; + CosPropertyService::PropertyNames_out names_out (names_ptr); + CosPropertyService::PropertyNames_var names; + + CosPropertyService::PropertyNamesIterator_ptr iter_ptr = 0; + CosPropertyService::PropertyNamesIterator_out iter_out (iter_ptr); + CosPropertyService::PropertyNamesIterator_var iter; + + CORBA::ULong size = this->get_number_of_properties (ACE_TRY_ENV); + ACE_CHECK_RETURN (0); + + this->get_all_property_names (size, + names_out, + iter_out, + ACE_TRY_ENV); + ACE_CHECK_RETURN (0); + + // Get the out values on to the var varibles. + names = names_out.ptr (); + iter = iter_out.ptr (); + + // Delete all these properties. + this->delete_properties (names.in (), + ACE_TRY_ENV); + ACE_CHECK_RETURN (0); + + // All properties deleted. + return 1; +} + +// Returns TRUE if the property is defined in the PropertySet. + +template <class IF> +CORBA::Boolean +TAO_PropertySet<IF>::is_property_defined (const char *property_name, + CORBA::Environment &) +{ + CosProperty_Hash_Key hash_key (property_name); + + if (this->hash_table_.find (hash_key) == 0) + return 1; + else + return 0; +} + +template <class IF> +void +TAO_PropertySet<IF>::operator= (const TAO_PropertySet<IF> &) +{ + // Empty. +} +#endif /* TAO_COSPROPERTYSERVICE_I_T_C */ |