Github user ishark commented on a diff in the pull request:
https://github.com/apache/incubator-apex-malhar/pull/137#discussion_r48301195
--- Diff: library/src/main/java/com/datatorrent/lib/parser/Parser.java ---
@@ -47,10 +47,19 @@
* @since 3.2.0
*/
@InterfaceStability.Evolving
-public abstract class Parser<INPUT> extends BaseOperator implements
Converter<INPUT, Object>,
- ActivationListener<Context>
+public abstract class Parser<INPUT> extends BaseOperator implements
Converter<INPUT, Object>
{
protected transient Class<?> clazz;
+ @AutoMetric
+ protected long errorTupleCount;
+ @AutoMetric
+ protected long emittedObjectCount;
+ @AutoMetric
+ protected long rollingPercentValidTuples;
+ @AutoMetric
+ protected long rollingPercentErrorTuples;
+ @AutoMetric
+ protected long incomingTuplesCount;
@OutputPortFieldAnnotation(schemaRequired = true)
--- End diff --
This only applies to POJO output port, This is another way to set clazz
attribute in operator, by setting Context.PortContext.TUPLE_CLASS property to
expected pojo output class type. If pojo output port is not connected, it
wouldn't fail in this check.
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