#!/usr/bin/env python
# -*- encoding: utf-8 -*-

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#  or more contributor license agreements.  See the NOTICE file
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#  regarding copyright ownership.  The ASF licenses this file
#  to you under the Apache License, Version 2.0 (the
#  "License"); you may not use this file except in compliance
#  with the License.  You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
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'''stream aggregator'''
from collections import Counter
from heronpy.api.bolt.bolt import Bolt

# pylint: disable=unused-argument
class StreamAggregateBolt(Bolt):
  """Stream counts are aggregated"""
  def initialize(self, config, context):
    self.stream_counter = Counter()

  def process(self, tup):
    self.stream_counter[tup.stream] += 1

  def process_tick(self, tup):
    self.log("Got tick tuple!")
    self.log("Current stream counter: %s" % str(self.stream_counter))