Merge pull request #53 from aureamunoz/add-grpc

refactor and add grpc getting started

README.md

@@ -100,9 +100,11 @@ public String city() {
     }
 ```            
 2. Update the content of `HelloResource` to become:
+
 ```java
 package org.acme;
 
+import org.acme.getting.started.GreetingService;
 import org.eclipse.microprofile.config.inject.ConfigProperty;
 
 import javax.inject.Inject;
@@ -218,12 +220,13 @@ public class Book extends PanacheEntity {
 ### Define the interfaces for generation
 
 REST Data with Panache generates JAX-RS resources based on the interfaces available in your application. 
-For that, we need to create the following interface: 
+For that, we need to create the following interface:
 
 ````java
 package org.acme;
 
 import io.quarkus.hibernate.orm.rest.data.panache.PanacheEntityResource;
+import org.acme.orm.rest.data.Book;
 
 public interface BookResource extends PanacheEntityResource<Book, Long> {
 }

pom.xml

@@ -43,6 +43,10 @@
       <groupId>io.quarkus</groupId>
       <artifactId>quarkus-resteasy-reactive-jackson</artifactId>
     </dependency>
+    <dependency>
+      <groupId>io.quarkus</groupId>
+      <artifactId>quarkus-grpc</artifactId>
+    </dependency>
     <dependency>
       <groupId>io.quarkus</groupId>
       <artifactId>quarkus-arc</artifactId>

src/main/java/org/acme/GreetingResource.java → src/main/java/org/acme/getting/started/GreetingResource.java

@@ -1,4 +1,4 @@
-package org.acme;
+package org.acme.getting.started;
 
 import org.eclipse.microprofile.config.inject.ConfigProperty;
 

src/main/java/org/acme/GreetingService.java → src/main/java/org/acme/getting/started/GreetingService.java

@@ -1,4 +1,4 @@
-package org.acme;
+package org.acme.getting.started;
 
 import org.eclipse.microprofile.config.inject.ConfigProperty;
 

src/main/java/org/acme/grpc/ExampleResource.java

@@ -0,0 +1,31 @@
+package org.acme.grpc;
+
+import io.quarkus.example.Greeter;
+import io.quarkus.example.HelloRequest;
+import io.quarkus.grpc.GrpcClient;
+import io.smallrye.mutiny.Uni;
+
+import jakarta.ws.rs.GET;
+import jakarta.ws.rs.Path;
+import jakarta.ws.rs.Produces;
+import jakarta.ws.rs.core.MediaType;
+
+@Path("/greeting")
+public class ExampleResource {
+
+    @GrpcClient
+    Greeter hello;
+
+    @GET
+    @Produces(MediaType.TEXT_PLAIN)
+    public String hello() {
+        return "hello";
+    }
+
+    @GET
+    @Path("/{name}")
+    public Uni<String> hello(String name) {
+        return hello.sayHello(HelloRequest.newBuilder().setName(name).build()).onItem()
+                .transform(helloReply -> helloReply.getMessage());
+    }
+}

src/main/java/org/acme/grpc/HelloService.java

@@ -0,0 +1,16 @@
+package org.acme;
+
+import io.quarkus.example.Greeter;
+import io.quarkus.example.HelloReply;
+import io.quarkus.example.HelloRequest;
+import io.quarkus.grpc.GrpcService;
+import io.smallrye.mutiny.Uni;
+
+@GrpcService
+public class HelloService implements Greeter {
+
+    @Override
+    public Uni<HelloReply> sayHello(HelloRequest request) {
+        return Uni.createFrom().item(() -> HelloReply.newBuilder().setMessage("Hello " + request.getName()).build());
+    }
+}

src/main/java/org/acme/Book.java → src/main/java/org/acme/orm/rest/data/Book.java

@@ -1,4 +1,4 @@
-package org.acme;
+package org.acme.orm.rest.data;
 
 import io.quarkus.hibernate.orm.panache.PanacheEntity;
 

src/main/java/org/acme/BookRepository.java → src/main/java/org/acme/orm/rest/data/BookRepository.java

@@ -1,4 +1,4 @@
-package org.acme;
+package org.acme.orm.rest.data;
 
 import io.quarkus.hibernate.orm.rest.data.panache.PanacheEntityResource;
 import io.quarkus.rest.data.panache.MethodProperties;

src/main/proto/helloworld.proto

@@ -0,0 +1,23 @@
+syntax = "proto3";
+
+option java_multiple_files = true;
+option java_package = "io.quarkus.example";
+option java_outer_classname = "HelloWorldProto";
+
+package helloworld;
+
+// The greeting service definition.
+service Greeter {
+  // Sends a greeting
+  rpc SayHello (HelloRequest) returns (HelloReply) {}
+}
+
+// The request message containing the user's name.
+message HelloRequest {
+  string name = 1;
+}
+
+// The response message containing the greetings
+message HelloReply {
+  string message = 1;
+}

src/main/resources/application.properties

@@ -10,3 +10,5 @@ quarkus.datasource.jdbc.max-size=8
 %prod.quarkus.hibernate-orm.sql-load-script=import.sql
 
 quarkus.hibernate-orm.database.generation=drop-and-create
+
+quarkus.grpc.clients.hello.host=localhost