def read_factor(instance, context):
raw_data, old_value = instance[pipeline_constants.NEW], instance[pipeline_constants.OLD]
unit_action_status = ReadFactorAction(type=action.type)
start = time.time()
# print("context",context)
variable_type, context_target_name = process_variable(action.variableName)
topic = get_topic_by_id(action.topicId)
factor = get_factor(action.factorId, topic)
joint_type, where_condition = build_query_conditions(action.by, pipeline_topic, raw_data, topic, context)
mongo_query = __build_mongo_query(joint_type, where_condition)
target_data = query_topic_data(mongo_query, topic.name)
if target_data is not None:
if factor.name in target_data:
read_value = target_data[factor.name]
if factor.name in context:
log.warn("factor name {0} is already in context".format(factor.name))
context[context_target_name] = target_data[factor.name]
unit_action_status.value = read_value
else:
context[context_target_name] = convert_factor_type(factor.defaultValue, factor.type)
log.warn("target_data is empty ,conditions {0}".format(mongo_query))
elapsed_time = time.time() - start
unit_action_status.complete_time = elapsed_time
# print("read context",context)
return context, unit_action_status, []
def read_factor(instance, context):
raw_data, old_value = instance[pipeline_constants.NEW], instance[pipeline_constants.OLD]
unit_action_status = ReadFactorAction(type=action.type)
start = time.time()
variable_type, context_target_name = process_variable(action.variableName)
topic = get_topic_by_id(action.topicId)
factor = get_factor(action.factorId, topic)
joint_type, where_condition = build_query_conditions(action.by, pipeline_topic, raw_data, topic, context)
mongo_query = __build_mongo_query(joint_type, where_condition)
target_data = query_topic_data(mongo_query, topic.name)
if factor.name in target_data:
read_value = target_data[factor.name]
context[context_target_name] = target_data[factor.name]
unit_action_status.value = read_value
# build_action_log(factor, read_value, topic, unit_action_status)
elapsed_time = time.time() - start
unit_action_status.complete_time = elapsed_time
return context, unit_action_status
def build_action_log(factor, read_value, topic, unit_action_status):
action_log = ReadFactorAction()
action_log.value = read_value
action_log.fromFactor = factor.name
action_log.fromTopic = topic.name
unit_action_status.action=action_log