First init

src/main/java/com/covas/GreetingResource.java

@@ -0,0 +1,18 @@
+package com.covas;
+
+import javax.ws.rs.GET;
+import javax.ws.rs.Path;
+import javax.ws.rs.Produces;
+
+
+import javax.ws.rs.core.MediaType;
+
+@Path("/hello")
+public class GreetingResource {
+    
+    @GET
+    @Produces(MediaType.TEXT_PLAIN)
+    public String hello() {
+        return "Hello RESTEasy";
+    }
+}

src/main/java/com/covas/Hello.java

@@ -0,0 +1,17 @@
+package com.covas;
+
+import io.quarkus.runtime.annotations.RegisterForReflection;
+
+@RegisterForReflection
+public class Hello  {
+
+    public String msg;
+
+    public Hello(){
+        this.msg = "Hello World";
+    }
+
+    public Hello(String msg){
+        this.msg = msg;
+    }
+}

src/main/java/com/covas/HelloRessource.java

@@ -0,0 +1,28 @@
+package com.covas;
+
+import java.util.Collections;
+import java.util.LinkedHashSet;
+import java.util.Set;
+
+import javax.ws.rs.Consumes;
+import javax.ws.rs.GET;
+import javax.ws.rs.Path;
+import javax.ws.rs.Produces;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+
+@Consumes(MediaType.APPLICATION_JSON)
+@Produces(MediaType.APPLICATION_JSON)
+@Path("/json")
+public class HelloRessource {
+    Set<Hello> hello = Collections.synchronizedSet(new LinkedHashSet<>());
+
+    public HelloRessource(){
+        hello.add(new Hello("toto"));
+    }
+    
+    @GET
+    public Response hello_json(){
+        return Response.ok(this.hello).build();
+    }
+}