Einfacher geht es nicht mehr

[demos/kafka/training] / src / main / java / de / juplo / kafka / ApplicationRebalanceListener.java

diff --git a/src/main/java/de/juplo/kafka/ApplicationRebalanceListener.java b/src/main/java/de/juplo/kafka/ApplicationRebalanceListener.java
deleted file mode 100644 (file)
index ba15227..0000000
--- a/src/main/java/de/juplo/kafka/ApplicationRebalanceListener.java
+++ /dev/null
@@ -1,71 +0,0 @@
-package de.juplo.kafka;
-
-import lombok.RequiredArgsConstructor;
-import lombok.extern.slf4j.Slf4j;
-import org.apache.kafka.clients.consumer.ConsumerRebalanceListener;
-import org.apache.kafka.common.TopicPartition;
-import org.springframework.kafka.listener.ConsumerAwareRebalanceListener;
-
-import java.util.*;
-
-
-@RequiredArgsConstructor
-@Slf4j
-public class ApplicationRebalanceListener implements ConsumerAwareRebalanceListener
-{
-  private final ApplicationRecordHandler recordHandler;
-  private final AdderResults adderResults;
-  private final StateRepository stateRepository;
-  private final String id;
-
-  private final Set<Integer> partitions = new HashSet<>();
-
-  @Override
-  public void onPartitionsAssigned(Collection<TopicPartition> partitions)
-  {
-    partitions.forEach(tp ->
-    {
-      Integer partition = tp.partition();
-      log.info("{} - adding partition: {}", id, partition);
-      this.partitions.add(partition);
-      StateDocument document =
-          stateRepository
-              .findById(Integer.toString(partition))
-              .orElse(new StateDocument(partition));
-      recordHandler.addPartition(partition, document.state);
-      for (String user : document.state.keySet())
-      {
-        log.info(
-            "{} - Restored state for partition={}|user={}: {}",
-            id,
-            partition,
-            user,
-            document.state.get(user));
-      }
-      adderResults.addPartition(partition, document.results);
-    });
-  }
-
-  @Override
-  public void onPartitionsRevoked(Collection<TopicPartition> partitions)
-  {
-    partitions.forEach(tp ->
-    {
-      Integer partition = tp.partition();
-      log.info("{} - removing partition: {}", id, partition);
-      this.partitions.remove(partition);
-      Map<String, AdderResult> state = recordHandler.removePartition(partition);
-      for (String user : state.keySet())
-      {
-        log.info(
-            "{} - Saved state for partition={}|user={}: {}",
-            id,
-            partition,
-            user,
-            state.get(user));
-      }
-      Map<String, List<AdderResult>> results = adderResults.removePartition(partition);
-      stateRepository.save(new StateDocument(partition, state, results));
-    });
-  }
-}