Chiradip Mandal created CALCITE-2769:
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Summary: CSV Adapter does not handle - Empty and malformed csv
lines, space before or after comma
Key: CALCITE-2769
URL: https://issues.apache.org/jira/browse/CALCITE-2769
Project: Calcite
Issue Type: Bug
Components: csv-adapter
Affects Versions: 1.18.0
Reporter: Chiradip Mandal
Assignee: Julian Hyde
Fix For: next
File: org.apache.calcite.adapter.csv.CsvEnumerator.java in example folder did
not handle CSV with space between delimiter i.e."," and also did not handle
empty lines or malformed lines in the middle of the file or to the end. The
sqlline crashes is there is an empty line with
java.lang.ArrayIndexOutOfBoundsException.
java.lang.ArrayIndexOutOfBoundsException: 1
at
org.apache.calcite.adapter.csv.CsvEnumerator$ArrayRowConverter.convertNormalRow(CsvEnumerator.java:347)
at
org.apache.calcite.adapter.csv.CsvEnumerator$ArrayRowConverter.convertRow(CsvEnumerator.java:339)
at
org.apache.calcite.adapter.csv.CsvEnumerator$ArrayRowConverter.convertRow(CsvEnumerator.java:317)
at org.apache.calcite.adapter.csv.CsvEnumerator.moveNext(CsvEnumerator.java:204)
at
org.apache.calcite.linq4j.EnumerableDefaults$10$1.moveNext(EnumerableDefaults.java:1878)
at
org.apache.calcite.linq4j.EnumerableDefaults$10$1.moveNext(EnumerableDefaults.java:1878)
at
org.apache.calcite.linq4j.TransformedEnumerator.moveNext(TransformedEnumerator.java:35)
at org.apache.calcite.linq4j.Linq4j$EnumeratorIterator.next(Linq4j.java:684)
at org.apache.calcite.avatica.util.IteratorCursor.next(IteratorCursor.java:46)
at org.apache.calcite.avatica.AvaticaResultSet.next(AvaticaResultSet.java:217)
at sqlline.IncrementalRows.hasNext(IncrementalRows.java:73)
at sqlline.TableOutputFormat.print(TableOutputFormat.java:38)
at sqlline.SqlLine.print(SqlLine.java:1719)
at sqlline.Commands.execute(Commands.java:949)
at sqlline.Commands.sql(Commands.java:882)
at sqlline.SqlLine.dispatch(SqlLine.java:725)
at sqlline.SqlLine.begin(SqlLine.java:540)
at sqlline.SqlLine.start(SqlLine.java:264)
at sqlline.SqlLine.main(SqlLine.java:195)
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