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wordcount
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WIP
[demos/kafka/wordcount]
/
src
/
main
/
java
/
de
/
juplo
/
kafka
/
wordcount
/
top10
/
Top10StreamProcessor.java
diff --git
a/src/main/java/de/juplo/kafka/wordcount/top10/Top10StreamProcessor.java
b/src/main/java/de/juplo/kafka/wordcount/top10/Top10StreamProcessor.java
index
63357e8
..
e6deee0
100644
(file)
--- a/
src/main/java/de/juplo/kafka/wordcount/top10/Top10StreamProcessor.java
+++ b/
src/main/java/de/juplo/kafka/wordcount/top10/Top10StreamProcessor.java
@@
-1,6
+1,5
@@
package de.juplo.kafka.wordcount.top10;
package de.juplo.kafka.wordcount.top10;
-import com.fasterxml.jackson.databind.ObjectMapper;
import lombok.extern.slf4j.Slf4j;
import org.apache.kafka.streams.KafkaStreams;
import org.apache.kafka.streams.KeyValue;
import lombok.extern.slf4j.Slf4j;
import org.apache.kafka.streams.KafkaStreams;
import org.apache.kafka.streams.KeyValue;
@@
-18,17
+17,16
@@
public class Top10StreamProcessor
public Top10StreamProcessor(
String inputTopic,
String outputTopic,
public Top10StreamProcessor(
String inputTopic,
String outputTopic,
- ObjectMapper mapper,
Properties props)
{
StreamsBuilder builder = new StreamsBuilder();
builder
Properties props)
{
StreamsBuilder builder = new StreamsBuilder();
builder
- .<
Word, WordCount
>stream(inputTopic)
- .map((
word, wordCount
) ->
+ .<
Key, Counter
>stream(inputTopic)
+ .map((
key, counter
) ->
{
{
- Entry entry = Entry.of(
word.getWord(), wordCount.getCount
());
- return new KeyValue<>(
word
.getUser(), entry);
+ Entry entry = Entry.of(
key.getWord(), counter.getCounter
());
+ return new KeyValue<>(
key
.getUser(), entry);
})
.groupByKey()
.aggregate(
})
.groupByKey()
.aggregate(