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MINOR: Get console output in quickstart examples (#12719) 

Quickstart examples didn't produce any console output, since it was missing a logger implementation in the classpath.

Also some minor cleanups.

Tested by creating a test project and running the code.
This commit is contained in:
Lucas Brutschy 2022-10-24 17:44:57 +02:00 committed by GitHub
parent 215d4f93bd
commit 732887b210
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4 changed files with 11 additions and 6 deletions
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9
streams/quickstart/java/src/main/resources/archetype-resources/pom.xml
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@ -30,8 +30,7 @@
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<kafka.version>3.4.0-SNAPSHOT</kafka.version>
<slf4j.version>1.7.7</slf4j.version>
<log4j.version>1.2.17</log4j.version>
<slf4j.version>1.7.36</slf4j.version>
</properties>
<repositories>
@ -126,6 +125,12 @@
</build>
<dependencies>
<!-- To enable console logging -->
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-reload4j</artifactId>
<version>${slf4j.version}</version>
</dependency>
<!-- Apache Kafka dependencies -->
<dependency>
<groupId>org.apache.kafka</groupId>

2
streams/quickstart/java/src/main/resources/archetype-resources/src/main/java/LineSplit.java
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@ -35,7 +35,7 @@ import java.util.concurrent.CountDownLatch;
*/
public class LineSplit {
public static void main(String[] args) throws Exception {
public static void main(String[] args) {
Properties props = new Properties();
props.put(StreamsConfig.APPLICATION_ID_CONFIG, "streams-linesplit");
props.put(StreamsConfig.BOOTSTRAP_SERVERS_CONFIG, "localhost:9092");

4
streams/quickstart/java/src/main/resources/archetype-resources/src/main/java/Pipe.java
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@ -26,13 +26,13 @@ import java.util.Properties;
import java.util.concurrent.CountDownLatch;
/**
* In this example, we implement a simple LineSplit program using the high-level Streams DSL
* In this example, we implement a simple Pipe program using the high-level Streams DSL
* that reads from a source topic "streams-plaintext-input", where the values of messages represent lines of text,
* and writes the messages as-is into a sink topic "streams-pipe-output".
*/
public class Pipe {
public static void main(String[] args) throws Exception {
public static void main(String[] args) {
Properties props = new Properties();
props.put(StreamsConfig.APPLICATION_ID_CONFIG, "streams-pipe");
props.put(StreamsConfig.BOOTSTRAP_SERVERS_CONFIG, "localhost:9092");

2
streams/quickstart/java/src/main/resources/archetype-resources/src/main/java/WordCount.java
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@ -41,7 +41,7 @@ import java.util.concurrent.CountDownLatch;
*/
public class WordCount {
public static void main(String[] args) throws Exception {
public static void main(String[] args) {
Properties props = new Properties();
props.put(StreamsConfig.APPLICATION_ID_CONFIG, "streams-wordcount");
props.put(StreamsConfig.BOOTSTRAP_SERVERS_CONFIG, "localhost:9092");