ableegoldman commented on code in PR #17892:
URL: https://github.com/apache/kafka/pull/17892#discussion_r1855365564
##########
streams/src/main/java/org/apache/kafka/streams/processor/internals/InternalTopologyBuilder.java:
##########
@@ -61,16 +66,32 @@
import static org.apache.kafka.clients.consumer.OffsetResetStrategy.EARLIEST;
import static org.apache.kafka.clients.consumer.OffsetResetStrategy.LATEST;
import static org.apache.kafka.clients.consumer.OffsetResetStrategy.NONE;
+import static
org.apache.kafka.streams.StreamsConfig.PROCESSOR_WRAPPER_CLASS_CONFIG;
public class InternalTopologyBuilder {
public InternalTopologyBuilder() {
this.topologyName = null;
+ this.processorWrapper = new NoOpProcessorWrapper();
}
public InternalTopologyBuilder(final TopologyConfig topologyConfigs) {
this.topologyConfigs = topologyConfigs;
this.topologyName = topologyConfigs.topologyName;
+
+ try {
+ processorWrapper = topologyConfigs.getConfiguredInstance(
+ PROCESSOR_WRAPPER_CLASS_CONFIG,
+ ProcessorWrapper.class,
+ topologyConfigs.originals()
+ );
+ } catch (final Exception e) {
+ final String errorMessage = String.format(
+ "Unable to instantiate ProcessorWrapper from value of config
%s. Please provide a valid class "
+ + "that implements the ProcessorWrapper interface.",
PROCESSOR_WRAPPER_CLASS_CONFIG);
Review Comment:
space is added at the end of the line above (admittedly it's hard to see
this way)
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