From: Kai Moritz <kai@juplo.de>
Date: Sun, 16 Jun 2024 19:17:27 +0000 (+0200)
Subject: counter: 1.3.1 - Refined `CounterStreamProcessor` (DRY for type-mapping)
X-Git-Tag: counter-1.3.1
X-Git-Url: http://juplo.de/gitweb/?a=commitdiff_plain;h=58681eb5c2ea655385c8209b07330e4ef0ab2c49;p=demos%2Fkafka%2Fwordcount

counter: 1.3.1 - Refined `CounterStreamProcessor` (DRY for type-mapping)
---

diff --git a/src/main/java/de/juplo/kafka/wordcount/counter/CounterStreamProcessor.java b/src/main/java/de/juplo/kafka/wordcount/counter/CounterStreamProcessor.java
index c983a25..2304e55 100644
--- a/src/main/java/de/juplo/kafka/wordcount/counter/CounterStreamProcessor.java
+++ b/src/main/java/de/juplo/kafka/wordcount/counter/CounterStreamProcessor.java
@@ -114,17 +114,17 @@ public class CounterStreamProcessor
 
 	private static String typeMappingsConfig()
 	{
-		return typeMappings()
-				.entrySet()
-				.stream()
-				.map(entry -> entry.getKey() + ":" + entry.getValue().getName())
-				.collect(Collectors.joining(","));
+		return typeMappingsConfig(Word.class, WordCounter.class);
 	}
 
-	private static Map<String, Class> typeMappings()
+	public static String typeMappingsConfig(Class wordClass, Class wordCounterClass)
 	{
 		return Map.of(
-				"word", Word.class,
-				"counter", WordCounter.class);
+						"word", wordClass,
+						"counter", wordCounterClass)
+				.entrySet()
+				.stream()
+				.map(entry -> entry.getKey() + ":" + entry.getValue().getName())
+				.collect(Collectors.joining(","));
 	}
 }
diff --git a/src/test/java/de/juplo/kafka/wordcount/counter/CounterStreamProcessorTopologyTest.java b/src/test/java/de/juplo/kafka/wordcount/counter/CounterStreamProcessorTopologyTest.java
index 06a0798..cfb6bd8 100644
--- a/src/test/java/de/juplo/kafka/wordcount/counter/CounterStreamProcessorTopologyTest.java
+++ b/src/test/java/de/juplo/kafka/wordcount/counter/CounterStreamProcessorTopologyTest.java
@@ -20,7 +20,6 @@ import org.springframework.util.LinkedMultiValueMap;
 import org.springframework.util.MultiValueMap;
 
 import java.util.Map;
-import java.util.stream.Collectors;
 
 import static de.juplo.kafka.wordcount.counter.CounterApplicationConfiguriation.serializationConfig;
 import static de.juplo.kafka.wordcount.counter.CounterStreamProcessor.STORE_NAME;
@@ -107,17 +106,6 @@ public class CounterStreamProcessorTopologyTest
 
   private static String typeMappingsConfig()
   {
-    return typeMappings()
-        .entrySet()
-        .stream()
-        .map(entry -> entry.getKey() + ":" + entry.getValue().getName())
-        .collect(Collectors.joining(","));
-  }
-
-  private static Map<String, Class> typeMappings()
-  {
-    return Map.of(
-        "word", TestOutputWord.class,
-        "counter", TestOutputWordCounter.class);
+    return CounterStreamProcessor.typeMappingsConfig(TestOutputWord.class, TestOutputWordCounter.class);
   }
 }