PROSAGA码农传奇-hadoop其他-DRILL作为HDP 2.6的自定义服务：java.lang.ClassCastException

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    这个git repo有同样的问题......改变
    的<strong>
      metainfo.xml
    </强>
     如下...
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    <code>
      <?xml version="1.0"?>
<metainfo>
    <schemaVersion>2.0</schemaVersion>
    <services>
        <service>
            <name>DRILL</name>
            <displayName>Drill</displayName>
            <comment>Schema-free SQL Query Engine</comment>
            <version>1.10.0</version>
            <components>
                <component>
                    <name>DRILL_MASTER</name>
                    <displayName>Drill Master</displayName>
                    <category>MASTER</category>
                    <cardinality>1+</cardinality>
                    <commandScript>
                        <script>scripts/drill.py</script>
                        <scriptType>PYTHON</scriptType>
                        <timeout>10000</timeout>
                    </commandScript>
                    <configFiles>
                      <configFile>
                        <type>xml</type>
                        <fileName>drill-env.xml</fileName>
                        <dictionaryName>drill-env</dictionaryName>
                      </configFile>
                      <configFile>
                        <type>xml</type>
                        <fileName>drill-override.xml</fileName>
                        <dictionaryName>drill-override</dictionaryName>
                      </configFile>
                      <configFile>
                        <type>xml</type>
                        <fileName>drill-ambari-config.xml</fileName>
                        <dictionaryName>drill-ambari-config</dictionaryName>
                      </configFile>           
                    </configFiles>
                </component>                
            </components>
          <configuration-dependencies>
            <config-type>drill-env</config-type>
            <config-type>drill-override</config-type>
            <config-type>drill-ambari-config</config-type>
          </configuration-dependencies>         
        </service>
    </services>
</metainfo>

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    `
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