BAEL-1354 Guide to microservice with meecrowave (#4612)

apache-meecrowave/pom.xml

@@ -0,0 +1,57 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>com.baeldung</groupId>
+    <artifactId>apache-meecrowave</artifactId>
+    <version>0.0.1</version>
+    <name>apache-meecrowave</name>
+    <description>A sample REST API application with Meecrowave</description>
+
+    <properties>
+        <maven.compiler.source>1.8</maven.compiler.source>
+        <maven.compiler.target>1.8</maven.compiler.target>
+    </properties>
+    <dependencies>
+        <!-- https://mvnrepository.com/artifact/org.apache.meecrowave/meecrowave-core -->
+        <dependency>
+            <groupId>org.apache.meecrowave</groupId>
+            <artifactId>meecrowave-core</artifactId>
+            <version>1.2.1</version>
+        </dependency>
+        <!-- https://mvnrepository.com/artifact/org.apache.meecrowave/meecrowave-jpa -->
+        <dependency>
+            <groupId>org.apache.meecrowave</groupId>
+            <artifactId>meecrowave-jpa</artifactId>
+            <version>1.2.1</version>
+        </dependency>
+
+        <dependency>
+            <groupId>com.squareup.okhttp3</groupId>
+            <artifactId>okhttp</artifactId>
+            <version>3.10.0</version>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.meecrowave</groupId>
+            <artifactId>meecrowave-junit</artifactId>
+            <version>1.2.0</version>
+            <scope>test</scope>
+        </dependency>
+        <!-- https://mvnrepository.com/artifact/junit/junit -->
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>4.10</version>
+            <scope>test</scope>
+        </dependency>
+
+    </dependencies>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.meecrowave</groupId>
+                <artifactId>meecrowave-maven-plugin</artifactId>
+                <version>1.2.1</version>
+            </plugin>
+        </plugins>
+    </build>
+</project>

apache-meecrowave/src/main/java/com/baeldung/meecrowave/Article.java

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+package com.baeldung.meecrowave;
+
+public class Article {
+    private String name;
+    private String author;
+
+    public Article() {
+    }
+
+    public Article(String name, String author) {
+        this.author = author;
+        this.name = name;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getAuthor() {
+        return author;
+    }
+
+    public void setAuthor(String author) {
+        this.author = author;
+    }
+}

apache-meecrowave/src/main/java/com/baeldung/meecrowave/ArticleEndpoints.java

@@ -0,0 +1,32 @@
+package com.baeldung.meecrowave;
+
+import javax.enterprise.context.RequestScoped;
+import javax.inject.Inject;
+import javax.ws.rs.GET;
+import javax.ws.rs.POST;
+import javax.ws.rs.Path;
+import javax.ws.rs.core.Response;
+import javax.ws.rs.core.Response.Status;
+
+@RequestScoped
+@Path("article")
+public class ArticleEndpoints {
+
+    @Inject
+    ArticleService articleService;
+
+    @GET
+    public Response getArticle() {
+        return Response.ok()
+            .entity(new Article("name", "author"))
+            .build();
+
+    }
+
+    @POST
+    public Response createArticle(Article article) {
+        return Response.status(Status.CREATED)
+            .entity(articleService.createArticle(article))
+            .build();
+    }
+}

apache-meecrowave/src/main/java/com/baeldung/meecrowave/ArticleService.java

@@ -0,0 +1,10 @@
+package com.baeldung.meecrowave;
+
+import javax.enterprise.context.ApplicationScoped;
+
+@ApplicationScoped
+public class ArticleService {
+    public Article createArticle(Article article) {
+        return article;
+    }
+}

apache-meecrowave/src/main/java/com/baeldung/meecrowave/Server.java

@@ -0,0 +1,16 @@
+package com.baeldung.meecrowave;
+
+import org.apache.meecrowave.Meecrowave;
+
+public class Server {
+    public static void main(String[] args) {
+        final Meecrowave.Builder builder = new Meecrowave.Builder();
+        builder.setScanningPackageIncludes("com.baeldung.meecrowave");
+        builder.setJaxrsMapping("/api/*");
+        builder.setJsonpPrettify(true);
+
+        try (Meecrowave meecrowave = new Meecrowave(builder)) {
+            meecrowave.bake().await();
+        }
+    }
+}

apache-meecrowave/src/test/java/com/baeldung/meecrowave/ArticleEndpointsTest.java

@@ -0,0 +1,41 @@
+package com.baeldung.meecrowave;
+
+
+import static org.junit.Assert.assertEquals;
+
+import java.io.IOException;
+
+import org.apache.meecrowave.Meecrowave;
+import org.apache.meecrowave.junit.MonoMeecrowave;
+import org.apache.meecrowave.testing.ConfigurationInject;
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import okhttp3.OkHttpClient;
+import okhttp3.Request;
+import okhttp3.Response;
+
+@RunWith(MonoMeecrowave.Runner.class)
+public class ArticleEndpointsTest {
+    
+    @ConfigurationInject
+    private Meecrowave.Builder config;
+    private static OkHttpClient client;
+    
+    @BeforeClass
+    public static void setup() {
+        client = new OkHttpClient();
+    }
+    
+   @Test
+    public void whenRetunedArticle_thenCorrect() throws IOException {
+        final String base = "http://localhost:"+config.getHttpPort();
+        
+        Request request = new Request.Builder()
+          .url(base+"/article")
+          .build();
+        Response response = client.newCall(request).execute();
+        assertEquals(200,  response.code());
+    }
+}

meecrowave/pom.xml

@@ -0,0 +1,57 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>com.baeldung</groupId>
+    <artifactId>apache-meecrowave</artifactId>
+    <version>0.0.1</version>
+    <name>apache-meecrowave</name>
+    <description>A sample REST API application with Meecrowave</description>
+
+    <properties>
+        <maven.compiler.source>1.8</maven.compiler.source>
+        <maven.compiler.target>1.8</maven.compiler.target>
+    </properties>
+    <dependencies>
+        <!-- https://mvnrepository.com/artifact/org.apache.meecrowave/meecrowave-core -->
+        <dependency>
+            <groupId>org.apache.meecrowave</groupId>
+            <artifactId>meecrowave-core</artifactId>
+            <version>1.2.1</version>
+        </dependency>
+        <!-- https://mvnrepository.com/artifact/org.apache.meecrowave/meecrowave-jpa -->
+        <dependency>
+            <groupId>org.apache.meecrowave</groupId>
+            <artifactId>meecrowave-jpa</artifactId>
+            <version>1.2.1</version>
+        </dependency>
+
+        <dependency>
+            <groupId>com.squareup.okhttp3</groupId>
+            <artifactId>okhttp</artifactId>
+            <version>3.10.0</version>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.meecrowave</groupId>
+            <artifactId>meecrowave-junit</artifactId>
+            <version>1.2.0</version>
+            <scope>test</scope>
+        </dependency>
+        <!-- https://mvnrepository.com/artifact/junit/junit -->
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>4.10</version>
+            <scope>test</scope>
+        </dependency>
+
+    </dependencies>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.meecrowave</groupId>
+                <artifactId>meecrowave-maven-plugin</artifactId>
+                <version>1.2.1</version>
+            </plugin>
+        </plugins>
+    </build>
+</project>

meecrowave/src/main/java/com/baeldung/meecrowave/Article.java

@@ -0,0 +1,30 @@
+package com.baeldung.meecrowave;
+
+public class Article {
+    private String name;
+    private String author;
+
+    public Article() {
+    }
+
+    public Article(String name, String author) {
+        this.author = author;
+        this.name = name;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getAuthor() {
+        return author;
+    }
+
+    public void setAuthor(String author) {
+        this.author = author;
+    }
+}

meecrowave/src/main/java/com/baeldung/meecrowave/ArticleEndpoints.java

@@ -0,0 +1,32 @@
+package com.baeldung.meecrowave;
+
+import javax.enterprise.context.RequestScoped;
+import javax.inject.Inject;
+import javax.ws.rs.GET;
+import javax.ws.rs.POST;
+import javax.ws.rs.Path;
+import javax.ws.rs.core.Response;
+import javax.ws.rs.core.Response.Status;
+
+@RequestScoped
+@Path("article")
+public class ArticleEndpoints {
+
+    @Inject
+    ArticleService articleService;
+
+    @GET
+    public Response getArticle() {
+        return Response.ok()
+            .entity(new Article("name", "author"))
+            .build();
+
+    }
+
+    @POST
+    public Response createArticle(Article article) {
+        return Response.status(Status.CREATED)
+            .entity(articleService.createArticle(article))
+            .build();
+    }
+}

meecrowave/src/main/java/com/baeldung/meecrowave/ArticleService.java

@@ -0,0 +1,10 @@
+package com.baeldung.meecrowave;
+
+import javax.enterprise.context.ApplicationScoped;
+
+@ApplicationScoped
+public class ArticleService {
+    public Article createArticle(Article article) {
+        return article;
+    }
+}

meecrowave/src/main/java/com/baeldung/meecrowave/Server.java

@@ -0,0 +1,16 @@
+package com.baeldung.meecrowave;
+
+import org.apache.meecrowave.Meecrowave;
+
+public class Server {
+    public static void main(String[] args) {
+        final Meecrowave.Builder builder = new Meecrowave.Builder();
+        builder.setScanningPackageIncludes("com.baeldung.meecrowave");
+        builder.setJaxrsMapping("/api/*");
+        builder.setJsonpPrettify(true);
+
+        try (Meecrowave meecrowave = new Meecrowave(builder)) {
+            meecrowave.bake().await();
+        }
+    }
+}

meecrowave/src/test/java/com/baeldung/meecrowave/ArticleEndpointsTest.java

@@ -0,0 +1,41 @@
+package com.baeldung.meecrowave;
+
+
+import static org.junit.Assert.assertEquals;
+
+import java.io.IOException;
+
+import org.apache.meecrowave.Meecrowave;
+import org.apache.meecrowave.junit.MonoMeecrowave;
+import org.apache.meecrowave.testing.ConfigurationInject;
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import okhttp3.OkHttpClient;
+import okhttp3.Request;
+import okhttp3.Response;
+
+@RunWith(MonoMeecrowave.Runner.class)
+public class ArticleEndpointsTest {
+    
+    @ConfigurationInject
+    private Meecrowave.Builder config;
+    private static OkHttpClient client;
+    
+    @BeforeClass
+    public static void setup() {
+        client = new OkHttpClient();
+    }
+    
+   @Test
+    public void whenRetunedArticle_thenCorrect() throws IOException {
+        final String base = "http://localhost:"+config.getHttpPort();
+        
+        Request request = new Request.Builder()
+          .url(base+"/article")
+          .build();
+        Response response = client.newCall(request).execute();
+        assertEquals(200,  response.code());
+    }
+}

pom.xml

@@ -272,6 +272,7 @@
         <module>spring-webflux-amqp</module>
         <module>antlr</module>
 	      <module>maven-archetype</module>
+        <module>apache-meecrowave</module>
     </modules>
 
     <dependencies>