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carlesarnalcarlesarnal
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Simplify registry quickstart (#327)
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‎code-examples/quarkus-service-registry-quickstart/.gitignore‎

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# Eclipse
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.project
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.classpath
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.settings/
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bin/
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# IntelliJ
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.idea
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*.ipr
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*.iml
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*.iws
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# NetBeans
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nb-configuration.xml
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# Visual Studio Code
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.vscode
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# OSX
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.DS_Store
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# Vim
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*.swp
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*.swo
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# patch
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*.orig
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*.rej
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# Maven
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target/
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pom.xml.tag
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pom.xml.releaseBackup
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pom.xml.versionsBackup
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release.properties

‎code-examples/quarkus-service-registry-quickstart/.mvn/wrapper/MavenWrapperDownloader.java‎

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/*
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* Copyright 2007-present the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import java.net.*;
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import java.io.*;
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import java.nio.channels.*;
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import java.util.Properties;
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public class MavenWrapperDownloader {
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private static final String WRAPPER_VERSION = "0.5.6";
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/**
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* Default URL to download the maven-wrapper.jar from, if no 'downloadUrl' is provided.
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*/
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private static final String DEFAULT_DOWNLOAD_URL = "https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/"
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+ WRAPPER_VERSION + "/maven-wrapper-" + WRAPPER_VERSION + ".jar";
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/**
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* Path to the maven-wrapper.properties file, which might contain a downloadUrl property to
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* use instead of the default one.
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*/
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private static final String MAVEN_WRAPPER_PROPERTIES_PATH =
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".mvn/wrapper/maven-wrapper.properties";
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/**
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* Path where the maven-wrapper.jar will be saved to.
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*/
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private static final String MAVEN_WRAPPER_JAR_PATH =
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".mvn/wrapper/maven-wrapper.jar";
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/**
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* Name of the property which should be used to override the default download url for the wrapper.
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*/
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private static final String PROPERTY_NAME_WRAPPER_URL = "wrapperUrl";
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public static void main(String args[]) {
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System.out.println("- Downloader started");
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File baseDirectory = new File(args[0]);
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System.out.println("- Using base directory: " + baseDirectory.getAbsolutePath());
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// If the maven-wrapper.properties exists, read it and check if it contains a custom
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// wrapperUrl parameter.
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File mavenWrapperPropertyFile = new File(baseDirectory, MAVEN_WRAPPER_PROPERTIES_PATH);
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String url = DEFAULT_DOWNLOAD_URL;
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if(mavenWrapperPropertyFile.exists()) {
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FileInputStream mavenWrapperPropertyFileInputStream = null;
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try {
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mavenWrapperPropertyFileInputStream = new FileInputStream(mavenWrapperPropertyFile);
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Properties mavenWrapperProperties = new Properties();
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mavenWrapperProperties.load(mavenWrapperPropertyFileInputStream);
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url = mavenWrapperProperties.getProperty(PROPERTY_NAME_WRAPPER_URL, url);
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} catch (IOException e) {
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System.out.println("- ERROR loading '" + MAVEN_WRAPPER_PROPERTIES_PATH + "'");
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} finally {
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try {
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if(mavenWrapperPropertyFileInputStream != null) {
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mavenWrapperPropertyFileInputStream.close();
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}
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} catch (IOException e) {
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// Ignore ...
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}
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}
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}
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System.out.println("- Downloading from: " + url);
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File outputFile = new File(baseDirectory.getAbsolutePath(), MAVEN_WRAPPER_JAR_PATH);
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if(!outputFile.getParentFile().exists()) {
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if(!outputFile.getParentFile().mkdirs()) {
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System.out.println(
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"- ERROR creating output directory '" + outputFile.getParentFile().getAbsolutePath() + "'");
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}
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}
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System.out.println("- Downloading to: " + outputFile.getAbsolutePath());
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try {
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downloadFileFromURL(url, outputFile);
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System.out.println("Done");
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System.exit(0);
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} catch (Throwable e) {
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System.out.println("- Error downloading");
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e.printStackTrace();
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System.exit(1);
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}
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}
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private static void downloadFileFromURL(String urlString, File destination) throws Exception {
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if (System.getenv("MVNW_USERNAME") != null && System.getenv("MVNW_PASSWORD") != null) {
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String username = System.getenv("MVNW_USERNAME");
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char[] password = System.getenv("MVNW_PASSWORD").toCharArray();
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Authenticator.setDefault(new Authenticator() {
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@Override
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protected PasswordAuthentication getPasswordAuthentication() {
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return new PasswordAuthentication(username, password);
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}
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});
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}
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URL website = new URL(urlString);
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ReadableByteChannel rbc;
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rbc = Channels.newChannel(website.openStream());
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FileOutputStream fos = new FileOutputStream(destination);
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fos.getChannel().transferFrom(rbc, 0, Long.MAX_VALUE);
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fos.close();
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rbc.close();
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}
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}

‎code-examples/quarkus-service-registry-quickstart/.mvn/wrapper/maven-wrapper.jar‎

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‎code-examples/quarkus-service-registry-quickstart/.mvn/wrapper/maven-wrapper.properties‎

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distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.8.1/apache-maven-3.8.1-bin.zip
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wrapperUrl=https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar

‎code-examples/quarkus-service-registry-quickstart/consumer/pom.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<parent>
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<artifactId>quarkus-registry-kafka-quickstart</artifactId>
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<groupId>org.example</groupId>
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<version>1.0-SNAPSHOT</version>
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</parent>
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<modelVersion>4.0.0</modelVersion>
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<artifactId>quarkus-registry-kafka-quickstart-producer</artifactId>
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<properties>
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<surefire-plugin.version>3.0.0-M5</surefire-plugin.version>
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<quarkus-plugin.version>2.2.3.Final</quarkus-plugin.version>
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<quarkus.platform.artifact-id>quarkus-bom</quarkus.platform.artifact-id>
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<quarkus.platform.group-id>io.quarkus</quarkus.platform.group-id>
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<quarkus.platform.version>2.2.3.Final</quarkus.platform.version>
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<maven.compiler.source>11</maven.compiler.source>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<maven.compiler.target>11</maven.compiler.target>
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<testcontainers.version>1.15.2</testcontainers.version>
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</properties>
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<dependencyManagement>
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<dependencies>
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<dependency>
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<groupId>${quarkus.platform.group-id}</groupId>
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<artifactId>${quarkus.platform.artifact-id}</artifactId>
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<version>${quarkus.platform.version}</version>
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<type>pom</type>
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<scope>import</scope>
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</dependency>
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</dependencies>
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</dependencyManagement>
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<dependencies>
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<dependency>
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<groupId>io.quarkus</groupId>
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<artifactId>quarkus-smallrye-reactive-messaging-kafka</artifactId>
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</dependency>
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<dependency>
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<groupId>io.quarkus</groupId>
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<artifactId>quarkus-resteasy-reactive</artifactId>
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</dependency>
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<dependency>
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<groupId>io.quarkus</groupId>
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<artifactId>quarkus-apicurio-registry-avro</artifactId>
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</dependency>
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<dependency>
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<groupId>io.quarkus</groupId>
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<artifactId>quarkus-arc</artifactId>
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</dependency>
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<dependency>
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<groupId>io.quarkus</groupId>
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<artifactId>quarkus-smallrye-health</artifactId>
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</dependency>
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<dependency>
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<groupId>io.strimzi</groupId>
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<artifactId>kafka-oauth-client</artifactId>
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<version>0.8.1</version>
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</dependency>
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<dependency>
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<groupId>io.quarkus</groupId>
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<artifactId>quarkus-junit5</artifactId>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>org.jboss.resteasy</groupId>
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<artifactId>resteasy-client</artifactId>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>io.rest-assured</groupId>
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<artifactId>rest-assured</artifactId>
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<scope>test</scope>
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</dependency>
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</dependencies>
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<build>
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<plugins>
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<plugin>
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<groupId>io.quarkus</groupId>
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<artifactId>quarkus-maven-plugin</artifactId>
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<version>${quarkus-plugin.version}</version>
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<executions>
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<execution>
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<goals>
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<goal>build</goal>
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<goal>generate-code</goal>
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<goal>generate-code-tests</goal>
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</goals>
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</execution>
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</executions>
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</plugin>
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<plugin>
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<artifactId>maven-surefire-plugin</artifactId>
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<version>${surefire-plugin.version}</version>
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<configuration>
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<systemPropertyVariables>
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<java.util.logging.manager>org.jboss.logmanager.LogManager</java.util.logging.manager>
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<maven.home>${maven.home}</maven.home>
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</systemPropertyVariables>
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</configuration>
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</plugin>
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</plugins>
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</build>
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<profiles>
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<profile>
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<id>native</id>
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<activation>
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<property>
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<name>native</name>
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</property>
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</activation>
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<properties>
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<quarkus.package.type>native</quarkus.package.type>
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</properties>
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<build>
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<plugins>
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<plugin>
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<artifactId>maven-failsafe-plugin</artifactId>
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<version>${surefire-plugin.version}</version>
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<executions>
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<execution>
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<goals>
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<goal>integration-test</goal>
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<goal>verify</goal>
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</goals>
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<configuration>
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<systemPropertyVariables>
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<native.image.path>${project.build.directory}/${project.build.finalName}-runner</native.image.path>
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<java.util.logging.manager>org.jboss.logmanager.LogManager</java.util.logging.manager>
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<maven.home>${maven.home}</maven.home>
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</systemPropertyVariables>
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</configuration>
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</execution>
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</executions>
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</plugin>
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</plugins>
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</build>
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</profile>
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</profiles>
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</project>

‎code-examples/quarkus-service-registry-quickstart/consumer/src/main/avro/quote.avsc‎

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{
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"namespace": "org.acme.kafka.quarkus",
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"type": "record",
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"name": "Quote",
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"fields": [
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{
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"name": "id",
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"type": "string"
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},
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{
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"name": "price",
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"type": "int"
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}
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]
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}

‎code-examples/quarkus-service-registry-quickstart/consumer/src/main/java/org/acme/kafka/consumer/QuotesResource.java‎

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package org.acme.kafka.consumer;
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import javax.ws.rs.GET;
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import javax.ws.rs.Path;
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import javax.ws.rs.Produces;
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import javax.ws.rs.core.MediaType;
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import org.acme.kafka.quarkus.Quote;
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import org.eclipse.microprofile.reactive.messaging.Channel;
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import io.smallrye.mutiny.Multi;
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import org.jboss.resteasy.reactive.RestSseElementType;
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@Path("/quotes")
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public class QuotesResource {
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@Channel("quotes")
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Multi<Quote> quotes;
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/**
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* Endpoint retrieving the "quotes" Kafka topic and sending the items to a server sent event.
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*/
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@GET
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@Produces(MediaType.SERVER_SENT_EVENTS) // denotes that server side events (SSE) will be produced
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@RestSseElementType(MediaType.TEXT_PLAIN)
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public Multi<Quote> stream() {
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return quotes.log();
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}
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}
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