feat: create quarkus jax-rs services

Signed-off-by: Otavio Santana <[email protected]>

chapter-10/pom.xml

@@ -30,7 +30,7 @@
   <dependencies>
     <dependency>
       <groupId>io.quarkus</groupId>
-      <artifactId>quarkus-resteasy-reactive-jsonb</artifactId>
+      <artifactId>quarkus-resteasy-jsonb</artifactId>
     </dependency>
     <dependency>
       <groupId>io.quarkus</groupId>
@@ -48,10 +48,6 @@
       <groupId>io.quarkus</groupId>
       <artifactId>quarkus-resteasy</artifactId>
     </dependency>
-    <dependency>
-      <groupId>io.quarkus</groupId>
-      <artifactId>quarkus-resteasy-reactive</artifactId>
-    </dependency>
     <dependency>
       <groupId>io.quarkus</groupId>
       <artifactId>quarkus-junit5</artifactId>

chapter-10/src/main/java/expert/os/books/Fish.java

@@ -0,0 +1,4 @@
+package expert.os.books;
+
+public record Fish(String id, String name, String color) {
+}

chapter-10/src/main/java/expert/os/books/FishDatabase.java

@@ -0,0 +1,37 @@
+package expert.os.books;
+
+import jakarta.enterprise.context.ApplicationScoped;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+
+@ApplicationScoped
+public class FishDatabase {
+
+    private Map<String, Fish> fishes;
+
+    public FishDatabase() {
+        this.fishes = new HashMap<>();
+    }
+
+    public void save(Fish fish) {
+        this.fishes.put(fish.id(), fish);
+    }
+
+    public void delete(String id) {
+        this.fishes.remove(id);
+    }
+
+    public Optional<Fish> findById(String id) {
+        return Optional.ofNullable(this.fishes.get(id));
+    }
+
+    public void clear() {
+        this.fishes.clear();
+    }
+    public List<Fish> findAll() {
+        return List.copyOf(this.fishes.values());
+    }
+}

chapter-10/src/main/java/expert/os/books/FishResource.java

@@ -0,0 +1,48 @@
+package expert.os.books;
+
+
+import jakarta.inject.Inject;
+import jakarta.ws.rs.Consumes;
+import jakarta.ws.rs.DELETE;
+import jakarta.ws.rs.GET;
+import jakarta.ws.rs.POST;
+import jakarta.ws.rs.Path;
+import jakarta.ws.rs.PathParam;
+import jakarta.ws.rs.Produces;
+import jakarta.ws.rs.WebApplicationException;
+import jakarta.ws.rs.core.MediaType;
+import jakarta.ws.rs.core.Response;
+
+import java.util.List;
+
+@Path("/fishes")
+@Consumes(MediaType.APPLICATION_JSON)
+@Produces(MediaType.APPLICATION_JSON)
+public class FishResource {
+
+    @Inject
+    FishDatabase database;
+
+    @GET
+    public List<Fish> findAll() {
+        return this.database.findAll();
+    }
+
+    @POST
+    public void insert(Fish fish) {
+        this.database.save(fish);
+    }
+
+    @GET
+    @Path("/{id}")
+    public Fish findById(@PathParam("id") String id) {
+        return this.database.findById(id)
+                .orElseThrow(() -> new WebApplicationException("Fish not found", Response.Status.NOT_FOUND));
+    }
+
+    @DELETE
+    @Path("/{id}")
+    public void deleteById(@PathParam("id") String id) {
+        this.database.delete(id);
+    }
+}