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https://issues.apache.org/jira/browse/APEXMALHAR-1966?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15228235#comment-15228235
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ASF GitHub Bot commented on APEXMALHAR-1966:
--------------------------------------------
Github user bhupeshchawda commented on a diff in the pull request:
https://github.com/apache/incubator-apex-malhar/pull/227#discussion_r58703820
--- Diff:
contrib/src/main/java/com/datatorrent/contrib/cassandra/CassandraPOJOOutputOperator.java
---
@@ -162,6 +163,30 @@ public void activate(Context.OperatorContext context)
}
getters.add(getter);
}
+ super.activate(context);
+ }
+
+ private void populateFieldInfosFromPojo(ColumnDefinitions rsMetaData)
+ {
+ fieldInfos = Lists.newArrayList();
+ Field[] fields = pojoClass.getDeclaredFields();
+ for (int i = 0; i < rsMetaData.size(); i++) {
+ String columnName = rsMetaData.getName(i);
+ String pojoField = getMatchingField(fields, columnName);
+ if (pojoField != null && pojoField.length() != 0) {
--- End diff --
what happens if pojoField is null? Please check if this will cause problems
when no matching field is found.
> Cassandra output operator improvements
> --------------------------------------
>
> Key: APEXMALHAR-1966
> URL: https://issues.apache.org/jira/browse/APEXMALHAR-1966
> Project: Apache Apex Malhar
> Issue Type: Improvement
> Reporter: Priyanka Gugale
> Assignee: Priyanka Gugale
>
> Update existing Cassandra output operator to:
> 1. Accept use defined parameterized queries, the queries could be for update,
> insert or delete.
> 2. Add error port to emit tuples which couldn't be written to database.
> 3. Add metrics
> 4. Provide a way to restrict batch size
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