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Posted to issues@flink.apache.org by "Eron Wright (JIRA)" <ji...@apache.org> on 2018/04/22 17:58:00 UTC

[jira] [Created] (FLINK-9234) Commons Logging is missing from shaded Flink Table library

Eron Wright  created FLINK-9234:
-----------------------------------

             Summary: Commons Logging is missing from shaded Flink Table library
                 Key: FLINK-9234
                 URL: https://issues.apache.org/jira/browse/FLINK-9234
             Project: Flink
          Issue Type: Bug
          Components: Table API &amp; SQL
    Affects Versions: 1.4.2
         Environment: jdk1.8.0_172
flink 1.4.2
Mac High Sierra
            Reporter: Eron Wright 
         Attachments: repro.scala

The flink-table shaded library seems to be missing some classes from {{org.apache.commons.logging}} that are required by {{org.apache.commons.configuration}}.  Ran into the problem while using the external catalog support, on Flink 1.4.2.

See attached a repro, which produces:
{code}
Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/flink/table/shaded/org/apache/commons/logging/Log
	at org.apache.flink.table.catalog.ExternalTableSourceUtil$.parseScanPackagesFromConfigFile(ExternalTableSourceUtil.scala:153)
	at org.apache.flink.table.catalog.ExternalTableSourceUtil$.<init>(ExternalTableSourceUtil.scala:55)
	at org.apache.flink.table.catalog.ExternalTableSourceUtil$.<clinit>(ExternalTableSourceUtil.scala)
	at org.apache.flink.table.catalog.ExternalCatalogSchema.getTable(ExternalCatalogSchema.scala:78)
	at org.apache.calcite.jdbc.SimpleCalciteSchema.getImplicitTable(SimpleCalciteSchema.java:82)
	at org.apache.calcite.jdbc.CalciteSchema.getTable(CalciteSchema.java:256)
	at org.apache.calcite.jdbc.CalciteSchema$SchemaPlusImpl.getTable(CalciteSchema.java:561)
	at org.apache.flink.table.api.TableEnvironment.scanInternal(TableEnvironment.scala:497)
	at org.apache.flink.table.api.TableEnvironment.scan(TableEnvironment.scala:485)
	at Repro$.main(repro.scala:17)
	at Repro.main(repro.scala)
{code}

Dependencies:
{code}
    compile 'org.slf4j:slf4j-api:1.7.25'
    compile 'org.slf4j:slf4j-log4j12:1.7.25'
    runtime 'log4j:log4j:1.2.17'

    compile 'org.apache.flink:flink-scala_2.11:1.4.2'
    compile 'org.apache.flink:flink-streaming-scala_2.11:1.4.2'
    compile 'org.apache.flink:flink-clients_2.11:1.4.2'
    compile 'org.apache.flink:flink-table_2.11:1.4.2'
{code}



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