Algo-Web / POData

                foreach ($resourceTypesWithName as $resourceTypeName => $resourceType) {

                    $resourceTypesInContainerNamespace[] = $resourceType;

                }

            } else {

                $associationsInThisNamespace =

                    $this->_metadataManager->getResourceAssociationTypesForNamespace($resourceTypeNamespace);

                $this->_writeSchemaElement($resourceTypeNamespace, $edmSchemaVersion);

                $uniqueAssociationsInThisNamespace =

                    $this->_metadataManager->getUniqueResourceAssociationTypesForNamespace($resourceTypeNamespace);

                $this->_writeResourceTypes(array_values($resourceTypesWithName), $associationsInThisNamespace);

                $this->_writeAssociationTypes($uniqueAssociationsInThisNamespace);

            }

        }

        //write Container schema node and define required namespaces

        $this->_writeSchemaElement($resourceTypeNamespace, $edmSchemaVersion);

        if (!empty($resourceTypesInContainerNamespace)) {

            //Get assocation types in container namespace as array of

            //key-value pairs (with key as association type

            //lookup key i.e. ResourceType::Name_NavigationProperty::Name.

            //Same association will appear twice for di-directional relationship

            //(duplicate value will be there in this case)

            $associationsInThisNamespace =

                $this->_metadataManager->getResourceAssociationTypesForNamespace($containerNamespace);

            //Get association type in container namespace as array of unique values

            $uniqueAssociationsInThisNamespace =

                $this->_metadataManager->getUniqueResourceAssociationTypesForNamespace($containerNamespace);

            $this->_writeResourceTypes($resourceTypesInContainerNamespace, $associationsInThisNamespace);

            $this->_writeAssociationTypes($uniqueAssociationsInThisNamespace);

        }