diff --git a/samples/server/petstore/java-play-framework-no-bean-validation/app/controllers/PetApiControllerImp.java b/samples/server/petstore/java-play-framework-no-bean-validation/app/controllers/PetApiControllerImp.java
index 147b7e8bd65..0eb239e81aa 100644
--- a/samples/server/petstore/java-play-framework-no-bean-validation/app/controllers/PetApiControllerImp.java
+++ b/samples/server/petstore/java-play-framework-no-bean-validation/app/controllers/PetApiControllerImp.java
@@ -11,6 +11,14 @@ import java.util.HashMap;
 import java.io.FileInputStream;
 
 public class PetApiControllerImp implements PetApiControllerImpInterface {
+
+    private final ObjectMapper mapper;
+
+    @Inject
+    private PetApiControllerImp() {
+        mapper = new ObjectMapper();
+    }
+
     @Override
     public void addPet(Pet body) throws Exception {
         //Do your magic!!!
@@ -26,18 +34,42 @@ public class PetApiControllerImp implements PetApiControllerImpInterface {
     @Override
     public List<Pet> findPetsByStatus(List<String> status) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", List.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", List.class);
+        }
         return new ArrayList<Pet>();
     }
 
     @Override
     public List<Pet> findPetsByTags(List<String> tags) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", List.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", List.class);
+        }
         return new ArrayList<Pet>();
     }
 
     @Override
     public Pet getPetById(Long petId) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", Pet.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", Pet.class);
+        }
         return new Pet();
     }
 
@@ -56,6 +88,10 @@ public class PetApiControllerImp implements PetApiControllerImpInterface {
     @Override
     public ModelApiResponse uploadFile(Long petId, String additionalMetadata, Http.MultipartFormData.FilePart file) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", ModelApiResponse.class);
+        }
         return new ModelApiResponse();
     }
 
diff --git a/samples/server/petstore/java-play-framework-no-bean-validation/app/controllers/StoreApiControllerImp.java b/samples/server/petstore/java-play-framework-no-bean-validation/app/controllers/StoreApiControllerImp.java
index 181813a0462..a9367067383 100644
--- a/samples/server/petstore/java-play-framework-no-bean-validation/app/controllers/StoreApiControllerImp.java
+++ b/samples/server/petstore/java-play-framework-no-bean-validation/app/controllers/StoreApiControllerImp.java
@@ -10,6 +10,14 @@ import java.util.HashMap;
 import java.io.FileInputStream;
 
 public class StoreApiControllerImp implements StoreApiControllerImpInterface {
+
+    private final ObjectMapper mapper;
+
+    @Inject
+    private StoreApiControllerImp() {
+        mapper = new ObjectMapper();
+    }
+
     @Override
     public void deleteOrder(String orderId) throws Exception {
         //Do your magic!!!
@@ -19,18 +27,38 @@ public class StoreApiControllerImp implements StoreApiControllerImpInterface {
     @Override
     public Map<String, Integer> getInventory() throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", Map.class);
+        }
         return new HashMap<String, Integer>();
     }
 
     @Override
     public Order getOrderById(Long orderId) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", Order.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", Order.class);
+        }
         return new Order();
     }
 
     @Override
     public Order placeOrder(Order body) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", Order.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", Order.class);
+        }
         return new Order();
     }
 
diff --git a/samples/server/petstore/java-play-framework-no-bean-validation/app/controllers/UserApiControllerImp.java b/samples/server/petstore/java-play-framework-no-bean-validation/app/controllers/UserApiControllerImp.java
index 24d66f17eed..832841118ac 100644
--- a/samples/server/petstore/java-play-framework-no-bean-validation/app/controllers/UserApiControllerImp.java
+++ b/samples/server/petstore/java-play-framework-no-bean-validation/app/controllers/UserApiControllerImp.java
@@ -10,6 +10,14 @@ import java.util.HashMap;
 import java.io.FileInputStream;
 
 public class UserApiControllerImp implements UserApiControllerImpInterface {
+
+    private final ObjectMapper mapper;
+
+    @Inject
+    private UserApiControllerImp() {
+        mapper = new ObjectMapper();
+    }
+
     @Override
     public void createUser(User body) throws Exception {
         //Do your magic!!!
@@ -37,12 +45,28 @@ public class UserApiControllerImp implements UserApiControllerImpInterface {
     @Override
     public User getUserByName(String username) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", User.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", User.class);
+        }
         return new User();
     }
 
     @Override
     public String loginUser(String username, String password) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", String.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", String.class);
+        }
         return new String();
     }
 
diff --git a/samples/server/petstore/java-play-framework-no-exception-handling/app/controllers/PetApiControllerImp.java b/samples/server/petstore/java-play-framework-no-exception-handling/app/controllers/PetApiControllerImp.java
index bfe0bf69fff..62b44b1c088 100644
--- a/samples/server/petstore/java-play-framework-no-exception-handling/app/controllers/PetApiControllerImp.java
+++ b/samples/server/petstore/java-play-framework-no-exception-handling/app/controllers/PetApiControllerImp.java
@@ -12,6 +12,14 @@ import java.io.FileInputStream;
 import javax.validation.constraints.*;
 
 public class PetApiControllerImp implements PetApiControllerImpInterface {
+
+    private final ObjectMapper mapper;
+
+    @Inject
+    private PetApiControllerImp() {
+        mapper = new ObjectMapper();
+    }
+
     @Override
     public void addPet(Pet body)  {
         //Do your magic!!!
@@ -27,18 +35,42 @@ public class PetApiControllerImp implements PetApiControllerImpInterface {
     @Override
     public List<Pet> findPetsByStatus( @NotNull List<String> status)  {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", List.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", List.class);
+        }
         return new ArrayList<Pet>();
     }
 
     @Override
     public List<Pet> findPetsByTags( @NotNull List<String> tags)  {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", List.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", List.class);
+        }
         return new ArrayList<Pet>();
     }
 
     @Override
     public Pet getPetById(Long petId)  {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", Pet.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", Pet.class);
+        }
         return new Pet();
     }
 
@@ -57,6 +89,10 @@ public class PetApiControllerImp implements PetApiControllerImpInterface {
     @Override
     public ModelApiResponse uploadFile(Long petId, String additionalMetadata, Http.MultipartFormData.FilePart file)  {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", ModelApiResponse.class);
+        }
         return new ModelApiResponse();
     }
 
diff --git a/samples/server/petstore/java-play-framework-no-exception-handling/app/controllers/StoreApiControllerImp.java b/samples/server/petstore/java-play-framework-no-exception-handling/app/controllers/StoreApiControllerImp.java
index 695b357ad91..c9cb2ce269f 100644
--- a/samples/server/petstore/java-play-framework-no-exception-handling/app/controllers/StoreApiControllerImp.java
+++ b/samples/server/petstore/java-play-framework-no-exception-handling/app/controllers/StoreApiControllerImp.java
@@ -11,6 +11,14 @@ import java.io.FileInputStream;
 import javax.validation.constraints.*;
 
 public class StoreApiControllerImp implements StoreApiControllerImpInterface {
+
+    private final ObjectMapper mapper;
+
+    @Inject
+    private StoreApiControllerImp() {
+        mapper = new ObjectMapper();
+    }
+
     @Override
     public void deleteOrder(String orderId)  {
         //Do your magic!!!
@@ -20,18 +28,38 @@ public class StoreApiControllerImp implements StoreApiControllerImpInterface {
     @Override
     public Map<String, Integer> getInventory()  {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", Map.class);
+        }
         return new HashMap<String, Integer>();
     }
 
     @Override
     public Order getOrderById( @Min(1) @Max(5)Long orderId)  {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", Order.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", Order.class);
+        }
         return new Order();
     }
 
     @Override
     public Order placeOrder(Order body)  {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", Order.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", Order.class);
+        }
         return new Order();
     }
 
diff --git a/samples/server/petstore/java-play-framework-no-exception-handling/app/controllers/UserApiControllerImp.java b/samples/server/petstore/java-play-framework-no-exception-handling/app/controllers/UserApiControllerImp.java
index aed4ff87261..0c167c441ac 100644
--- a/samples/server/petstore/java-play-framework-no-exception-handling/app/controllers/UserApiControllerImp.java
+++ b/samples/server/petstore/java-play-framework-no-exception-handling/app/controllers/UserApiControllerImp.java
@@ -11,6 +11,14 @@ import java.io.FileInputStream;
 import javax.validation.constraints.*;
 
 public class UserApiControllerImp implements UserApiControllerImpInterface {
+
+    private final ObjectMapper mapper;
+
+    @Inject
+    private UserApiControllerImp() {
+        mapper = new ObjectMapper();
+    }
+
     @Override
     public void createUser(User body)  {
         //Do your magic!!!
@@ -38,12 +46,28 @@ public class UserApiControllerImp implements UserApiControllerImpInterface {
     @Override
     public User getUserByName(String username)  {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", User.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", User.class);
+        }
         return new User();
     }
 
     @Override
     public String loginUser( @NotNull String username,  @NotNull String password)  {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", String.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", String.class);
+        }
         return new String();
     }
 
diff --git a/samples/server/petstore/java-play-framework-no-interface/app/controllers/PetApiControllerImp.java b/samples/server/petstore/java-play-framework-no-interface/app/controllers/PetApiControllerImp.java
index c5ef552623e..c87124c5f3b 100644
--- a/samples/server/petstore/java-play-framework-no-interface/app/controllers/PetApiControllerImp.java
+++ b/samples/server/petstore/java-play-framework-no-interface/app/controllers/PetApiControllerImp.java
@@ -12,6 +12,14 @@ import java.io.FileInputStream;
 import javax.validation.constraints.*;
 
 public class PetApiControllerImp implements PetApiControllerImpInterface {
+
+    private final ObjectMapper mapper;
+
+    @Inject
+    private PetApiControllerImp() {
+        mapper = new ObjectMapper();
+    }
+
     @Override
     public void addPet(Pet body) throws Exception {
         //Do your magic!!!
@@ -27,18 +35,42 @@ public class PetApiControllerImp implements PetApiControllerImpInterface {
     @Override
     public List<Pet> findPetsByStatus( @NotNull List<String> status) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", List.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", List.class);
+        }
         return new ArrayList<Pet>();
     }
 
     @Override
     public List<Pet> findPetsByTags( @NotNull List<String> tags) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", List.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", List.class);
+        }
         return new ArrayList<Pet>();
     }
 
     @Override
     public Pet getPetById(Long petId) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", Pet.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", Pet.class);
+        }
         return new Pet();
     }
 
@@ -57,6 +89,10 @@ public class PetApiControllerImp implements PetApiControllerImpInterface {
     @Override
     public ModelApiResponse uploadFile(Long petId, String additionalMetadata, Http.MultipartFormData.FilePart file) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", ModelApiResponse.class);
+        }
         return new ModelApiResponse();
     }
 
diff --git a/samples/server/petstore/java-play-framework-no-interface/app/controllers/StoreApiControllerImp.java b/samples/server/petstore/java-play-framework-no-interface/app/controllers/StoreApiControllerImp.java
index 88fce8c14ed..63c55ef0bd6 100644
--- a/samples/server/petstore/java-play-framework-no-interface/app/controllers/StoreApiControllerImp.java
+++ b/samples/server/petstore/java-play-framework-no-interface/app/controllers/StoreApiControllerImp.java
@@ -11,6 +11,14 @@ import java.io.FileInputStream;
 import javax.validation.constraints.*;
 
 public class StoreApiControllerImp implements StoreApiControllerImpInterface {
+
+    private final ObjectMapper mapper;
+
+    @Inject
+    private StoreApiControllerImp() {
+        mapper = new ObjectMapper();
+    }
+
     @Override
     public void deleteOrder(String orderId) throws Exception {
         //Do your magic!!!
@@ -20,18 +28,38 @@ public class StoreApiControllerImp implements StoreApiControllerImpInterface {
     @Override
     public Map<String, Integer> getInventory() throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", Map.class);
+        }
         return new HashMap<String, Integer>();
     }
 
     @Override
     public Order getOrderById( @Min(1) @Max(5)Long orderId) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", Order.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", Order.class);
+        }
         return new Order();
     }
 
     @Override
     public Order placeOrder(Order body) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", Order.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", Order.class);
+        }
         return new Order();
     }
 
diff --git a/samples/server/petstore/java-play-framework-no-interface/app/controllers/UserApiControllerImp.java b/samples/server/petstore/java-play-framework-no-interface/app/controllers/UserApiControllerImp.java
index 82b9003b0fc..3a788204a07 100644
--- a/samples/server/petstore/java-play-framework-no-interface/app/controllers/UserApiControllerImp.java
+++ b/samples/server/petstore/java-play-framework-no-interface/app/controllers/UserApiControllerImp.java
@@ -11,6 +11,14 @@ import java.io.FileInputStream;
 import javax.validation.constraints.*;
 
 public class UserApiControllerImp implements UserApiControllerImpInterface {
+
+    private final ObjectMapper mapper;
+
+    @Inject
+    private UserApiControllerImp() {
+        mapper = new ObjectMapper();
+    }
+
     @Override
     public void createUser(User body) throws Exception {
         //Do your magic!!!
@@ -38,12 +46,28 @@ public class UserApiControllerImp implements UserApiControllerImpInterface {
     @Override
     public User getUserByName(String username) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", User.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", User.class);
+        }
         return new User();
     }
 
     @Override
     public String loginUser( @NotNull String username,  @NotNull String password) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", String.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", String.class);
+        }
         return new String();
     }
 
diff --git a/samples/server/petstore/java-play-framework-no-swagger-ui/app/controllers/PetApiControllerImp.java b/samples/server/petstore/java-play-framework-no-swagger-ui/app/controllers/PetApiControllerImp.java
index c5ef552623e..c87124c5f3b 100644
--- a/samples/server/petstore/java-play-framework-no-swagger-ui/app/controllers/PetApiControllerImp.java
+++ b/samples/server/petstore/java-play-framework-no-swagger-ui/app/controllers/PetApiControllerImp.java
@@ -12,6 +12,14 @@ import java.io.FileInputStream;
 import javax.validation.constraints.*;
 
 public class PetApiControllerImp implements PetApiControllerImpInterface {
+
+    private final ObjectMapper mapper;
+
+    @Inject
+    private PetApiControllerImp() {
+        mapper = new ObjectMapper();
+    }
+
     @Override
     public void addPet(Pet body) throws Exception {
         //Do your magic!!!
@@ -27,18 +35,42 @@ public class PetApiControllerImp implements PetApiControllerImpInterface {
     @Override
     public List<Pet> findPetsByStatus( @NotNull List<String> status) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", List.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", List.class);
+        }
         return new ArrayList<Pet>();
     }
 
     @Override
     public List<Pet> findPetsByTags( @NotNull List<String> tags) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", List.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", List.class);
+        }
         return new ArrayList<Pet>();
     }
 
     @Override
     public Pet getPetById(Long petId) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", Pet.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", Pet.class);
+        }
         return new Pet();
     }
 
@@ -57,6 +89,10 @@ public class PetApiControllerImp implements PetApiControllerImpInterface {
     @Override
     public ModelApiResponse uploadFile(Long petId, String additionalMetadata, Http.MultipartFormData.FilePart file) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", ModelApiResponse.class);
+        }
         return new ModelApiResponse();
     }
 
diff --git a/samples/server/petstore/java-play-framework-no-swagger-ui/app/controllers/StoreApiControllerImp.java b/samples/server/petstore/java-play-framework-no-swagger-ui/app/controllers/StoreApiControllerImp.java
index 88fce8c14ed..63c55ef0bd6 100644
--- a/samples/server/petstore/java-play-framework-no-swagger-ui/app/controllers/StoreApiControllerImp.java
+++ b/samples/server/petstore/java-play-framework-no-swagger-ui/app/controllers/StoreApiControllerImp.java
@@ -11,6 +11,14 @@ import java.io.FileInputStream;
 import javax.validation.constraints.*;
 
 public class StoreApiControllerImp implements StoreApiControllerImpInterface {
+
+    private final ObjectMapper mapper;
+
+    @Inject
+    private StoreApiControllerImp() {
+        mapper = new ObjectMapper();
+    }
+
     @Override
     public void deleteOrder(String orderId) throws Exception {
         //Do your magic!!!
@@ -20,18 +28,38 @@ public class StoreApiControllerImp implements StoreApiControllerImpInterface {
     @Override
     public Map<String, Integer> getInventory() throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", Map.class);
+        }
         return new HashMap<String, Integer>();
     }
 
     @Override
     public Order getOrderById( @Min(1) @Max(5)Long orderId) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", Order.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", Order.class);
+        }
         return new Order();
     }
 
     @Override
     public Order placeOrder(Order body) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", Order.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", Order.class);
+        }
         return new Order();
     }
 
diff --git a/samples/server/petstore/java-play-framework-no-swagger-ui/app/controllers/UserApiControllerImp.java b/samples/server/petstore/java-play-framework-no-swagger-ui/app/controllers/UserApiControllerImp.java
index 82b9003b0fc..3a788204a07 100644
--- a/samples/server/petstore/java-play-framework-no-swagger-ui/app/controllers/UserApiControllerImp.java
+++ b/samples/server/petstore/java-play-framework-no-swagger-ui/app/controllers/UserApiControllerImp.java
@@ -11,6 +11,14 @@ import java.io.FileInputStream;
 import javax.validation.constraints.*;
 
 public class UserApiControllerImp implements UserApiControllerImpInterface {
+
+    private final ObjectMapper mapper;
+
+    @Inject
+    private UserApiControllerImp() {
+        mapper = new ObjectMapper();
+    }
+
     @Override
     public void createUser(User body) throws Exception {
         //Do your magic!!!
@@ -38,12 +46,28 @@ public class UserApiControllerImp implements UserApiControllerImpInterface {
     @Override
     public User getUserByName(String username) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", User.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", User.class);
+        }
         return new User();
     }
 
     @Override
     public String loginUser( @NotNull String username,  @NotNull String password) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", String.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", String.class);
+        }
         return new String();
     }
 
diff --git a/samples/server/petstore/java-play-framework-no-wrap-calls/app/controllers/PetApiControllerImp.java b/samples/server/petstore/java-play-framework-no-wrap-calls/app/controllers/PetApiControllerImp.java
index c5ef552623e..c87124c5f3b 100644
--- a/samples/server/petstore/java-play-framework-no-wrap-calls/app/controllers/PetApiControllerImp.java
+++ b/samples/server/petstore/java-play-framework-no-wrap-calls/app/controllers/PetApiControllerImp.java
@@ -12,6 +12,14 @@ import java.io.FileInputStream;
 import javax.validation.constraints.*;
 
 public class PetApiControllerImp implements PetApiControllerImpInterface {
+
+    private final ObjectMapper mapper;
+
+    @Inject
+    private PetApiControllerImp() {
+        mapper = new ObjectMapper();
+    }
+
     @Override
     public void addPet(Pet body) throws Exception {
         //Do your magic!!!
@@ -27,18 +35,42 @@ public class PetApiControllerImp implements PetApiControllerImpInterface {
     @Override
     public List<Pet> findPetsByStatus( @NotNull List<String> status) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", List.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", List.class);
+        }
         return new ArrayList<Pet>();
     }
 
     @Override
     public List<Pet> findPetsByTags( @NotNull List<String> tags) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", List.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", List.class);
+        }
         return new ArrayList<Pet>();
     }
 
     @Override
     public Pet getPetById(Long petId) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", Pet.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", Pet.class);
+        }
         return new Pet();
     }
 
@@ -57,6 +89,10 @@ public class PetApiControllerImp implements PetApiControllerImpInterface {
     @Override
     public ModelApiResponse uploadFile(Long petId, String additionalMetadata, Http.MultipartFormData.FilePart file) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", ModelApiResponse.class);
+        }
         return new ModelApiResponse();
     }
 
diff --git a/samples/server/petstore/java-play-framework-no-wrap-calls/app/controllers/StoreApiControllerImp.java b/samples/server/petstore/java-play-framework-no-wrap-calls/app/controllers/StoreApiControllerImp.java
index 88fce8c14ed..63c55ef0bd6 100644
--- a/samples/server/petstore/java-play-framework-no-wrap-calls/app/controllers/StoreApiControllerImp.java
+++ b/samples/server/petstore/java-play-framework-no-wrap-calls/app/controllers/StoreApiControllerImp.java
@@ -11,6 +11,14 @@ import java.io.FileInputStream;
 import javax.validation.constraints.*;
 
 public class StoreApiControllerImp implements StoreApiControllerImpInterface {
+
+    private final ObjectMapper mapper;
+
+    @Inject
+    private StoreApiControllerImp() {
+        mapper = new ObjectMapper();
+    }
+
     @Override
     public void deleteOrder(String orderId) throws Exception {
         //Do your magic!!!
@@ -20,18 +28,38 @@ public class StoreApiControllerImp implements StoreApiControllerImpInterface {
     @Override
     public Map<String, Integer> getInventory() throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", Map.class);
+        }
         return new HashMap<String, Integer>();
     }
 
     @Override
     public Order getOrderById( @Min(1) @Max(5)Long orderId) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", Order.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", Order.class);
+        }
         return new Order();
     }
 
     @Override
     public Order placeOrder(Order body) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", Order.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", Order.class);
+        }
         return new Order();
     }
 
diff --git a/samples/server/petstore/java-play-framework-no-wrap-calls/app/controllers/UserApiControllerImp.java b/samples/server/petstore/java-play-framework-no-wrap-calls/app/controllers/UserApiControllerImp.java
index 82b9003b0fc..3a788204a07 100644
--- a/samples/server/petstore/java-play-framework-no-wrap-calls/app/controllers/UserApiControllerImp.java
+++ b/samples/server/petstore/java-play-framework-no-wrap-calls/app/controllers/UserApiControllerImp.java
@@ -11,6 +11,14 @@ import java.io.FileInputStream;
 import javax.validation.constraints.*;
 
 public class UserApiControllerImp implements UserApiControllerImpInterface {
+
+    private final ObjectMapper mapper;
+
+    @Inject
+    private UserApiControllerImp() {
+        mapper = new ObjectMapper();
+    }
+
     @Override
     public void createUser(User body) throws Exception {
         //Do your magic!!!
@@ -38,12 +46,28 @@ public class UserApiControllerImp implements UserApiControllerImpInterface {
     @Override
     public User getUserByName(String username) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", User.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", User.class);
+        }
         return new User();
     }
 
     @Override
     public String loginUser( @NotNull String username,  @NotNull String password) throws Exception {
         //Do your magic!!!
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/xml")) {
+            return mapper.readValue("", String.class);
+        }
+        String accept = request().getHeader("Accept");
+        if (accept != null && accept.contains("application/json")) {
+            return mapper.readValue("", String.class);
+        }
         return new String();
     }
 
diff --git a/samples/server/petstore/java-play-framework/public/swagger.json b/samples/server/petstore/java-play-framework/public/swagger.json
index 302a6eb43e8..c2d08f8e01f 100644
--- a/samples/server/petstore/java-play-framework/public/swagger.json
+++ b/samples/server/petstore/java-play-framework/public/swagger.json
@@ -900,13 +900,12 @@
         }
       },
       "title" : "An uploaded response",
-      "description" : "Describes the result of uploading an image resource"
-    },
-    "PetStatus" : {
-      "type" : "string",
-      "description" : "Pet's status",
-      "example" : "Healthy",
-      "enum" : [ "Healthy", "Sick", "Quarantined", "InPetsHeaven" ]
+      "description" : "Describes the result of uploading an image resource",
+      "example" : {
+        "code" : 0,
+        "type" : "aeiou",
+        "message" : "aeiou"
+      }
     }
   },
   "externalDocs" : {