Implementierung des Adders für SumUp

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

diff --git a/src/main/java/de/juplo/kafka/WordcountRecordHandler.java b/src/main/java/de/juplo/kafka/WordcountRecordHandler.java
deleted file mode 100644 (file)
index 4efc547..0000000
--- a/src/main/java/de/juplo/kafka/WordcountRecordHandler.java
+++ /dev/null
@@ -1,64 +0,0 @@
-package de.juplo.kafka;
-
-import lombok.extern.slf4j.Slf4j;
-import org.apache.kafka.clients.consumer.ConsumerRecord;
-
-import java.util.HashMap;
-import java.util.Map;
-import java.util.regex.Pattern;
-
-
-@Slf4j
-public class WordcountRecordHandler implements RecordHandler<String, String>
-{
-  final static Pattern PATTERN = Pattern.compile("\\W+");
-
-
-  private final Map<Integer, Map<String, Map<String, Long>>> seen = new HashMap<>();
-
-
-  @Override
-  public void accept(ConsumerRecord<String, String> record)
-  {
-    Integer partition = record.partition();
-    String user = record.key();
-    Map<String, Map<String, Long>> users = seen.get(partition);
-
-    Map<String, Long> words = users.get(user);
-    if (words == null)
-    {
-      words = new HashMap<>();
-      users.put(user, words);
-    }
-
-    for (String word : PATTERN.split(record.value()))
-    {
-      Long num = words.get(word);
-      if (num == null)
-      {
-        num = 1l;
-      }
-      else
-      {
-        num++;
-      }
-      words.put(word, num);
-    }
-  }
-
-  public void addPartition(Integer partition, Map<String, Map<String, Long>> statistics)
-  {
-    seen.put(partition, statistics);
-  }
-
-  public Map<String, Map<String, Long>> removePartition(Integer partition)
-  {
-    return seen.remove(partition);
-  }
-
-
-  public Map<Integer, Map<String, Map<String, Long>>> getSeen()
-  {
-    return seen;
-  }
-}