FastFlow: Efficient Scalable Model-Driven Framework for Processing Massive Mobile Stream Data

Algorithm 1

XML formatted metamodel with three submodules, including system configuration, data format, and operator description.

?xml version="1.0" encoding="UTF-8"?

<tasks name="eventsAnalaysis">

  <configuration>

    <config name="executionTime" type="Integer">300000</config>

    <config name="executionType" type="String">cluster</config>

  </configuration>

  <dataFormat>

    <data ipaddress="183.129.178.26" port="970" timeout="10000" queueName="events">

      <attribute type="String">sid</attribute>

      <attribute type="Integer">app_id</attribute>

      <attribute type="Long">usr_id</attribute>

      <attribute type="Integer">sess_stamp</attribute>

      <attribute type="Integer">sess_zone</attribute>

      ⋯

    </data>

    ⋯

  </dataFormat>

  <operators>

    <operator function="where" parallel="2" groupType="shuffle" streamSource="events">

      <params attribute="cpu_cores" operator="=" type="Integer">2</params>

      <params attribute="app_name" operator="=" type="String">WWIIFrontline</params>

    </operator>

    ⋯

  </operators>

</tasks>