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otaviojavaotaviojava
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feat: initial code structure
Signed-off-by: Otavio Santana <otaviopolianasantana@gmail.com>
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‎02-03-ddd/.gitignore‎

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*.class
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*.log
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~*
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# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
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hs_err_pid*
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LICENSE
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# Maven
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target/
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.m2/
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.mvn/timing.properties
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.mvn/wrapper/maven-wrapper.jar
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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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pom.xml.next
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dependency-reduced-pom.xml
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release.properties
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buildNumber.properties
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settings.xml
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.flattened-pom.xml
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# Gradle
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.gradle/
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build/
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# Package Files
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*.jar
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*.war
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*.nar
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*.ear
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*.zip
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*.tar.gz
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*.rar
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# JetBrains
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.idea/
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*.ipr
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*.iws
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*.iml
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*.releaseBackup
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out/
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.idea_modules/
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atlassian-ide-plugin.xml
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# Eclipse
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.settings/
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.settings
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.project
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.classpath
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.metadata
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bin/
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tmp/
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*.tmp
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*.bak
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*.swp
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*~.nib
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local.properties
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.settings/
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.loadpath
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.recommenders
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.externalToolBuilders/
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*.launch
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.factorypath
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.target
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.springBeans
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.recommenders/
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.apt_generated/
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.apt_generated_test/
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.cache-main
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.scala_dependencies
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.worksheet
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# NetBeans
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nbproject/private/
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build/
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nbbuild/
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dist/
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nbdist/
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nbactions.xml
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nb-configuration.xml
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.nb-gradle/
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# MacOS
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.DS_Store
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profile
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# Asciidoctor
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.asciidoctor/
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# Vim
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*.swp

‎02-03-ddd/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" 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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<modelVersion>4.0.0</modelVersion>
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<groupId>expert.os.workshop</groupId>
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<artifactId>02-03-ddd</artifactId>
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<version>1.0-SNAPSHOT</version>
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<name>02-03-ddd</name>
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<url>http://www.os.expert</url>
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<properties>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<maven.compiler.source>21</maven.compiler.source>
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<maven.compiler.target>21</maven.compiler.target>
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<junit.version>6.0.0-M1</junit.version>
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<mockito.verson>5.18.0</mockito.verson>
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<maven.checkstyle.plugin.version>3.1.0</maven.checkstyle.plugin.version>
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<maven.compile.version>3.8.1</maven.compile.version>
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<maven.surefire.plugin.version>2.22.2</maven.surefire.plugin.version>
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<maven-source-plugin.version>3.2.1</maven-source-plugin.version>
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<maven-javadoc-plugin.vesion>3.3.0</maven-javadoc-plugin.vesion>
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<weld.se.core.version>6.0.3.Final</weld.se.core.version>
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</properties>
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<dependencies>
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<dependency>
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<groupId>org.javamoney.moneta</groupId>
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<artifactId>moneta-core</artifactId>
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<version>1.4.5</version>
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</dependency>
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<dependency>
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<groupId>org.jboss.weld.se</groupId>
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<artifactId>weld-se-shaded</artifactId>
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<version>${weld.se.core.version}</version>
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</dependency>
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<dependency>
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<groupId>org.junit.jupiter</groupId>
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<artifactId>junit-jupiter-engine</artifactId>
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<version>${junit.version}</version>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>org.junit.jupiter</groupId>
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<artifactId>junit-jupiter-params</artifactId>
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<version>${junit.version}</version>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>org.mockito</groupId>
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<artifactId>mockito-core</artifactId>
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<version>${mockito.verson}</version>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>org.mockito</groupId>
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<artifactId>mockito-junit-jupiter</artifactId>
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<version>${mockito.verson}</version>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>org.assertj</groupId>
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<artifactId>assertj-core</artifactId>
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<version>4.0.0-M1</version>
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<scope>test</scope>
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</dependency>
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</dependencies>
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<build>
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<plugins>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-compiler-plugin</artifactId>
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<version>${maven.compile.version}</version>
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</plugin>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-javadoc-plugin</artifactId>
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<version>${maven-javadoc-plugin.vesion}</version>
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<executions>
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<execution>
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<id>attach-javadocs</id>
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<goals>
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<goal>jar</goal>
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</goals>
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</execution>
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</executions>
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<configuration>
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<source>${maven.compiler.source}</source>
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</configuration>
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</plugin>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-source-plugin</artifactId>
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<version>${maven-source-plugin.version}</version>
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<executions>
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<execution>
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<id>attach-sources</id>
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<goals>
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<goal>jar</goal>
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</goals>
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</execution>
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</executions>
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</plugin>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-surefire-plugin</artifactId>
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<version>${maven.surefire.plugin.version}</version>
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</plugin>
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</plugins>
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</build>
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</project>

‎02-03-ddd/src/main/java/expert/os/examples/App.java‎

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package expert.os.examples;
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import jakarta.enterprise.inject.se.SeContainer;
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import jakarta.enterprise.inject.se.SeContainerInitializer;
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public class App {
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public static void main(String[] args) {
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try(SeContainer container = SeContainerInitializer.newInstance().initialize()) {
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PaymentService paymentService = container.select(PaymentService.class, PaymentFilter.of(PaymentType.CREDIT_CARD))
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.get();
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String processed = paymentService.processPayment("Order #12345");
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System.out.println("Processed Payment: " + processed);
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News news = new News("CDI in action", "Breaking News: CDI in Action!");
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NewsService newsService = container.select(NewsService.class).get();
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newsService.publish(news);
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Worker worker = container.select(Worker.class).get();
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String crudOperation = worker.task("CRUD Operation");
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System.out.println("Worker Task Result: " + crudOperation);
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}
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}
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}

‎02-03-ddd/src/main/java/expert/os/examples/CreditCardPaymentService.java‎

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package expert.os.examples;
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import jakarta.enterprise.context.ApplicationScoped;
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import jakarta.enterprise.inject.Default;
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@ApplicationScoped
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@Payment(PaymentType.CREDIT_CARD)
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@Default
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public class CreditCardPaymentService implements PaymentService {
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@Override
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public String processPayment(String paymentDetails) {
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return "Credit Card payment processed for: " + paymentDetails;
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}
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}

‎02-03-ddd/src/main/java/expert/os/examples/Magazine.java‎

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package expert.os.examples;
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public class Magazine {
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public void printNews(News news) {
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System.out.println("Magazine: " + news.get());
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}
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}

‎02-03-ddd/src/main/java/expert/os/examples/Manager.java‎

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package expert.os.examples;
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import jakarta.annotation.Priority;
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import jakarta.decorator.Decorator;
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import jakarta.decorator.Delegate;
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import jakarta.enterprise.context.ApplicationScoped;
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import jakarta.enterprise.inject.Any;
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import jakarta.inject.Inject;
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@Decorator
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@Priority(50)
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public class Manager implements Worker {
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@Inject
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@Delegate
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@Any
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private Worker worker;
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@Override
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public String task(String task) {
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return "Sending an email to the boss about: " + task + "\n" +
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worker.task(task) + "\n" +
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"And now I will take a coffee break.";
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}
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}

‎02-03-ddd/src/main/java/expert/os/examples/News.java‎

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package expert.os.examples;
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import java.util.function.Supplier;
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public class News implements Supplier<String> {
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private final String title;
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private final String content;
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public News(String title, String content) {
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this.title = title;
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this.content = content;
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}
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@Override
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public String get() {
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return "News Title: " + title + "\nContent: " + content;
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}
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@Override
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public String toString() {
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return get();
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}
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}

‎02-03-ddd/src/main/java/expert/os/examples/NewsPaper.java‎

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package expert.os.examples;
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import jakarta.enterprise.context.ApplicationScoped;
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import jakarta.enterprise.event.Observes;
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@ApplicationScoped
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public class NewsPaper {
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public void printNews(@Observes News news) {
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System.out.println("Printing News Paper: " + news.get());
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}
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}

‎02-03-ddd/src/main/java/expert/os/examples/NewsService.java‎

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package expert.os.examples;
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import jakarta.enterprise.context.ApplicationScoped;
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import jakarta.enterprise.event.Event;
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import jakarta.inject.Inject;
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@ApplicationScoped
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public class NewsService {
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private final Event<News> newsEvent;
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@Inject
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public NewsService(Event<News> newsEvent) {
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this.newsEvent = newsEvent;
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}
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public void publish(News news) {
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newsEvent.fire(news);
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}
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}

‎02-03-ddd/src/main/java/expert/os/examples/Payment.java‎

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package expert.os.examples;
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import jakarta.enterprise.context.ApplicationScoped;
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import jakarta.inject.Qualifier;
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import java.lang.annotation.Retention;
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import java.lang.annotation.RetentionPolicy;
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import java.lang.annotation.Target;
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@Qualifier
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@Retention(RetentionPolicy.RUNTIME)
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@Target({java.lang.annotation.ElementType.FIELD,
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java.lang.annotation.ElementType.PARAMETER,
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java.lang.annotation.ElementType.TYPE,
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java.lang.annotation.ElementType.METHOD})
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public @interface Payment {
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PaymentType value() default PaymentType.CREDIT_CARD;
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}
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