X-Git-Url: http://juplo.de/gitweb/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fde%2Fjuplo%2Fkafka%2Fchat%2Fbackend%2Fimplementation%2Fkafka%2FDataChannel.java;h=8dcc1bce8315323dc6e2e5f547087809351b9835;hb=075fbbf0c290748fa8b6d684c145a2f1ab8cbe0d;hp=2468af5ab004a8bf028abfb57d687890eb007cfa;hpb=5168b2e2a25b5890fe39ea5fba16688f81b3d3a2;p=demos%2Fkafka%2Fchat

diff --git a/src/main/java/de/juplo/kafka/chat/backend/implementation/kafka/DataChannel.java b/src/main/java/de/juplo/kafka/chat/backend/implementation/kafka/DataChannel.java
index 2468af5a..8dcc1bce 100644
--- a/src/main/java/de/juplo/kafka/chat/backend/implementation/kafka/DataChannel.java
+++ b/src/main/java/de/juplo/kafka/chat/backend/implementation/kafka/DataChannel.java
@@ -36,7 +36,7 @@ public class DataChannel implements Channel, ConsumerRebalanceListener
   private final ZoneId zoneId;
   private final int numShards;
   private final Duration pollingInterval;
-  private final int bufferSize;
+  private final int historyLimit;
   private final Clock clock;
   private final boolean[] isShardOwned;
   private final long[] currentOffset;
@@ -58,7 +58,7 @@ public class DataChannel implements Channel, ConsumerRebalanceListener
     ZoneId zoneId,
     int numShards,
     Duration pollingInterval,
-    int bufferSize,
+    int historyLimit,
     Clock clock,
     ChannelMediator channelMediator,
     ShardingPublisherStrategy shardingPublisherStrategy)
@@ -75,7 +75,7 @@ public class DataChannel implements Channel, ConsumerRebalanceListener
     this.zoneId = zoneId;
     this.numShards = numShards;
     this.pollingInterval = pollingInterval;
-    this.bufferSize = bufferSize;
+    this.historyLimit = historyLimit;
     this.clock = clock;
     this.isShardOwned = new boolean[numShards];
     this.currentOffset = new long[numShards];
@@ -176,6 +176,9 @@ public class DataChannel implements Channel, ConsumerRebalanceListener
     partitions.forEach(topicPartition ->
     {
       int partition = topicPartition.partition();
+      chatRoomData[partition]
+          .values()
+          .forEach(chatRoomData -> chatRoomData.close());
       isShardOwned[partition] = false;
       nextOffset[partition] = consumer.position(topicPartition);
       log.info("Partition revoked: {} - next={}", partition, nextOffset[partition]);
@@ -355,9 +358,9 @@ public class DataChannel implements Channel, ConsumerRebalanceListener
     }
     else
     {
-      log.info("Creating ChatRoomData {} with buffer-size {}", chatRoomId, bufferSize);
+      log.info("Creating ChatRoomData {} with history-limit {}", chatRoomId, historyLimit);
       KafkaChatMessageService service = new KafkaChatMessageService(this, chatRoomId);
-      chatRoomData = new ChatRoomData(clock, service, bufferSize);
+      chatRoomData = new ChatRoomData(clock, service, historyLimit);
       this.chatRoomData[shard].put(chatRoomId, chatRoomData);
     }