[SQOOP-892] Sqoop2: Validate acceptable number of mappers and reducers - ASF JIRA

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Details

Type: Bug
Status: Resolved
Priority: Major
Resolution: Fixed
Affects Version/s: 1.99.1
Fix Version/s: 1.99.2
Component/s: sqoop2-client
Labels:
None

Description

When configuring a import or export job with the sqoop2 client, an input value of 0 for the number of extactors in a shouldn't be allowed. Currently, entering a 0 value results in:

Exception: java.lang.ArithmeticException: / by zero
Stack trace: java.lang.ArithmeticException: / by zero
at org.apache.sqoop.connector.jdbc.GenericJdbcImportPartitioner.partitionIntegerColumn(GenericJdbcImportPartitioner.java:107)
at org.apache.sqoop.connector.jdbc.GenericJdbcImportPartitioner.getPartitions(GenericJdbcImportPartitioner.java:57)
at org.apache.sqoop.connector.jdbc.GenericJdbcImportPartitioner.getPartitions(GenericJdbcImportPartitioner.java:31)
at org.apache.sqoop.job.mr.SqoopInputFormat.getSplits(SqoopInputFormat.java:69)
at org.apache.hadoop.mapred.JobClient.writeNewSplits(JobClient.java:1064)