def load_resource(self, resource, **kwargs):
self.logger.debug('Load resource: %s' % resource)
m = self.import_package_pattern.search(resource)
if m:
package_name = m.group(1)
if m.group(2):
file_path = m.group(3)
else:
file_path = 'conf/services.yml'
package_module = get_module(package_name)
full_file_path = os.path.join(os.path.dirname(package_module.__file__), file_path)
self.load_file(full_file_path)
else:
# Load as file
base_dir = kwargs.get('base_dir')
file_path = os.path.join(base_dir, resource)
self.load_file(file_path)
def build_service(self, name):
self.logger.debug('Build service: %s' % name)
service_config = ServiceConfig(self.service_config[name], alias_func=self._get_service_alias)
if service_config.is_alias:
return self.get(service_config.alias_name)
if service_config.is_method:
return get_method_from_full_name(service_config.full_name)
if service_config.is_factory_object_property_method:
parent_service = self.get(service_config.service_name)
method = getattr(parent_service, service_config.property_name)
obj = self._build_args_execute_method(service_config, method)
elif service_config.is_factory_method:
method = self.get(service_config.method_name)
obj = self._build_args_execute_method(service_config, method)
elif service_config.is_method_call:
method = get_method_from_full_name(service_config.full_name)
obj = self._build_args_execute_method(service_config, method)
elif service_config.is_object:
if service_config.is_class:
clazz = get_class(service_config.full_name)
args = self.build_arguments(service_config.arguments)
kwargs = self._build_kwargs(service_config.kwargs)
try:
obj = clazz(*args, **kwargs)
except Exception as e:
raise InitObjectFromClassError(name, service_config.full_name, args, str(e))
elif service_config.is_delegate:
obj = self.get(service_config.delegate_obj_name)
return getattr(obj, service_config.delegate_name)
elif service_config.is_factory_object:
factory_service_name = service_config.service_name
factory_obj = self.get(factory_service_name)
method = getattr(factory_obj, 'get')
args = self.build_arguments(service_config.arguments)
obj = method(*args)
else:
module_name, class_name = parse_module_class(service_config.factory_class_name)
module = get_module(module_name)
clazz = getattr(module, class_name)
method = getattr(clazz, service_config.method_name)
args = self.build_arguments(service_config.arguments)
obj = method(*args)
else:
raise Exception('Config for service {0} must be string or dict. Got {1}'.format(name, service_config))
calls = service_config.calls
for call in calls:
assert isinstance(call, list)
assert len(call) == 1 or len(call) == 2
if len(call) == 2:
method_name, method_args = call
elif len(call) == 1:
method_name, = call
method_args = []
else:
raise Exception(
'Service {0}.calls error: Expect a list of 1 or 2 items. Got: {1}'.format(name, call))
method_args = self.build_arguments(method_args)
method = getattr(obj, method_name)
method(*method_args)
return obj
