From 94fead6be729cfb23b657d853c5499709a3d27c4 Mon Sep 17 00:00:00 2001
From: Fibinger Ádám <adam.fibinger@wup.hu>
Date: Mon, 11 Mar 2019 19:39:11 +0100
Subject: [PATCH] Just keeping calm and keep refactoring

---
 src/main/java/hu/unr/fiber/cardapi/CardController.java                            |   88 ++++++--------
 src/main/java/hu/unr/fiber/cardapi/rest/RestCard.java                             |   30 ++--
 src/main/java/hu/unr/fiber/cardapi/hibernate/CardInteractor.java                  |   83 +++++++++++++
 src/main/java/hu/unr/fiber/cardapi/interfaces/CardByIdInterface.java              |    5 
 src/main/java/hu/unr/fiber/cardapi/interfaces/CardCreateInterface.java            |    4 
 src/main/java/hu/unr/fiber/cardapi/hibernate/CardInvalidUpdateException.java      |   15 ++
 src/main/java/hu/unr/fiber/cardapi/hibernate/CardRepository.java                  |    2 
 src/main/java/hu/unr/fiber/cardapi/interfaces/CardInteractorInterface.java        |    9 +
 /dev/null                                                                         |    7 -
 src/main/java/hu/unr/fiber/cardapi/hibernate/CardNotFoundException.java           |    7 +
 src/main/java/hu/unr/fiber/cardapi/interfaces/CardInterface.java                  |   23 +++
 src/main/java/hu/unr/fiber/cardapi/interfaces/CardModifyInterface.java            |    5 
 src/main/java/hu/unr/fiber/cardapi/hibernate/Card.java                            |   10 +
 src/main/java/hu/unr/fiber/cardapi/interfaces/CardDeleteInterface.java            |    7 +
 src/main/java/hu/unr/fiber/cardapi/interfaces/CardNotFoundExceptionInterface.java |    4 
 src/main/java/hu/unr/fiber/cardapi/interfaces/CardListBoundaryInterface.java      |    7 +
 16 files changed, 232 insertions(+), 74 deletions(-)

diff --git a/src/main/java/hu/unr/fiber/cardapi/CardController.java b/src/main/java/hu/unr/fiber/cardapi/CardController.java
index 33c51b2..8de17cc 100644
--- a/src/main/java/hu/unr/fiber/cardapi/CardController.java
+++ b/src/main/java/hu/unr/fiber/cardapi/CardController.java
@@ -1,20 +1,16 @@
 package hu.unr.fiber.cardapi;
 
-import java.net.URI;
 import java.util.List;
-import java.util.Optional;
 
-import hu.unr.fiber.cardapi.entity.CardEntityInterface;
-import hu.unr.fiber.cardapi.entity.CardEntityNotFoundException;
-import hu.unr.fiber.cardapi.entity.CardInteractor;
-import hu.unr.fiber.cardapi.entity.CardRepository;
-import hu.unr.fiber.cardapi.rest.CardEntity;
+import hu.unr.fiber.cardapi.hibernate.CardNotFoundException;
+import hu.unr.fiber.cardapi.interfaces.CardInterface;
+import hu.unr.fiber.cardapi.hibernate.CardInteractor;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
-import org.springframework.web.util.UriComponentsBuilder;
+import org.springframework.web.server.ResponseStatusException;
 
 @RestController
 public class CardController {
@@ -32,53 +28,49 @@
     }
 
     @GetMapping("/cards")
-    public ResponseEntity<List<CardEntityInterface>> cards() {
+    public ResponseEntity<List<CardInterface>> cards() {
         logger.info("GET /cards called, responded with items.");
-        List<CardEntityInterface> cardList = cardService.getCardList();
+        List<CardInterface> cardList = cardService.getCardList();
         return ResponseEntity.ok().body(cardList);
     }
 
     @GetMapping(value = "/card/{id}")
-    public ResponseEntity<CardEntityInterface> getCard(@PathVariable("id") long id) {
+    public ResponseEntity<CardInterface> getCard(@PathVariable("id") long id) {
         logger.info("GET /card/" + id + " called.");
 
-        CardEntityInterface card = this.cardService.getCardById(id);
-
-        if (card == null) {
-            return ResponseEntity.notFound().build();
+        try {
+            CardInterface card = this.cardService.getCardById(id);
+            return ResponseEntity.ok().body(card);
+        } catch (CardNotFoundException e) {
+            throw new ResponseStatusException(HttpStatus.NOT_FOUND, "No such card with id: #" + id);
         }
-
-        return ResponseEntity.ok().body(card);
     }
-/*
+
     @DeleteMapping(value = "/card/{id}")
     public ResponseEntity<String> deleteCard(@PathVariable("id") long id) {
         logger.info("DELETE /card/" + id + " called");
 
-        return Optional
-                .ofNullable(this.cardRepository.getOne(id))
-                .map(
-                        card -> {
-                            this.cardRepository.delete(card);
-                            this.cardRepository.flush();
-                            return ResponseEntity.ok().body("OK");
-                        }
-                )
-                .orElseGet(() -> ResponseEntity.status(HttpStatus.NOT_FOUND).body("No card available with id: " + id));
-    }
-
-    @PostMapping(value = "/card/{id}")
-    public ResponseEntity<String> updateCard(@PathVariable("id") long id, @RequestBody CardEntity updatedCardEntity, UriComponentsBuilder ucBuilder) {
-
-        logger.info("POST /card/" + id + " called, card update.");
-
-        if (updatedCardEntity.validId() && (updatedCardEntity.getId() != id)) {
-            return ResponseEntity
-                    .badRequest()
-                    .body("Id field cannot be modified.");
+        try {
+            this.cardService.delete(id);
+        } catch (CardNotFoundException e) {
+            throw new ResponseStatusException(HttpStatus.NOT_FOUND, "No such card with id: #" + id, e);
         }
 
-        CardEntity originalCardEntity = this.cardRepository.getOne(id);
+        return ResponseEntity.ok().body("OK");
+    }
+/*
+    @PostMapping(value = "/card/{id}")
+    public ResponseEntity<String> updateCard(@PathVariable("id") long id, @RequestBody RestCard updatedCardEntity, UriComponentsBuilder ucBuilder) {
+
+        logger.info("POST /card/" + id + " called, card update.");
+        try {
+            this.cardService.update(id, updatedCardEntity);
+        } catch (CardInvalidUpdateException e){
+
+        }
+
+
+        RestCard originalCardEntity = this.cardRepository.getOne(id);
 
         if (originalCardEntity.equals(updatedCardEntity)) {
             return ResponseEntity.accepted().body("Update has no changes.");
@@ -86,8 +78,8 @@
 
         //card number updated, we have to check if its already exists
         if (!originalCardEntity.getNumber().equals(updatedCardEntity.getNumber()) && this.getCardByNumber(updatedCardEntity.getNumber()) != null) {
-            logger.error("Unable to update card with id {}. A different CardEntity with number {} already exist", originalCardEntity.getId(), updatedCardEntity.getNumber());
-            return ResponseEntity.status(HttpStatus.CONFLICT).body("CardEntity with number " + updatedCardEntity.getNumber() + " already exists.");
+            logger.error("Unable to update card with id {}. A different RestCard with number {} already exist", originalCardEntity.getId(), updatedCardEntity.getNumber());
+            return ResponseEntity.status(HttpStatus.CONFLICT).body("RestCard with number " + updatedCardEntity.getNumber() + " already exists.");
         }
 
         originalCardEntity.update(updatedCardEntity);
@@ -96,7 +88,7 @@
         return ResponseEntity.accepted().body("OK");
     }
 
-    private CardEntity getCardByNumber(String number) {
+    private RestCard getCardByNumber(String number) {
 
         Long id = cardRepository.findIdByNumber(number);
 
@@ -108,12 +100,12 @@
     }
 
     @PostMapping(value = "/card")
-    public ResponseEntity<String> createCard(@RequestBody CardEntity card, UriComponentsBuilder ucBuilder) {
-        logger.info("Creating CardEntity : {}", card.getNumber());
+    public ResponseEntity<String> createCard(@RequestBody RestCard card, UriComponentsBuilder ucBuilder) {
+        logger.info("Creating RestCard : {}", card.getNumber());
 
         if (this.getCardByNumber(card.getNumber()) != null) {
-            logger.error("Unable to create. A CardEntity with number {} already exist", card.getNumber());
-            return ResponseEntity.status(HttpStatus.CONFLICT).body("CardEntity with number " + card.getNumber() + " already exists.");
+            logger.error("Unable to create. A RestCard with number {} already exist", card.getNumber());
+            return ResponseEntity.status(HttpStatus.CONFLICT).body("RestCard with number " + card.getNumber() + " already exists.");
         }
 
         this.cardRepository.saveAndFlush(card);
@@ -124,5 +116,5 @@
                 .created(newCardURI)
                 .body(newCardURI.toString());
     }
-*/
+    */
 }
\ No newline at end of file
diff --git a/src/main/java/hu/unr/fiber/cardapi/entity/CardByIdInterface.java b/src/main/java/hu/unr/fiber/cardapi/entity/CardByIdInterface.java
deleted file mode 100644
index 6e47253..0000000
--- a/src/main/java/hu/unr/fiber/cardapi/entity/CardByIdInterface.java
+++ /dev/null
@@ -1,5 +0,0 @@
-package hu.unr.fiber.cardapi.entity;
-
-public interface CardByIdInterface {
-    public CardEntityInterface getCardById(long id);
-}
diff --git a/src/main/java/hu/unr/fiber/cardapi/entity/CardEntityInterface.java b/src/main/java/hu/unr/fiber/cardapi/entity/CardEntityInterface.java
deleted file mode 100644
index 6c9f65e..0000000
--- a/src/main/java/hu/unr/fiber/cardapi/entity/CardEntityInterface.java
+++ /dev/null
@@ -1,21 +0,0 @@
-package hu.unr.fiber.cardapi.entity;
-
-public interface CardEntityInterface {
-    public long getId();
-
-    public boolean validId();
-
-    public CardEntityInterface setId(long id);
-
-    public String getName();
-
-    public CardEntityInterface setName(String name);
-
-    public String getNumber();
-
-    public CardEntityInterface setNumber(String number);
-
-    public String getCardHolder();
-
-    public CardEntityInterface setCardHolder(String cardHolder);
-}
diff --git a/src/main/java/hu/unr/fiber/cardapi/entity/CardEntityNotFoundException.java b/src/main/java/hu/unr/fiber/cardapi/entity/CardEntityNotFoundException.java
deleted file mode 100644
index 97442e0..0000000
--- a/src/main/java/hu/unr/fiber/cardapi/entity/CardEntityNotFoundException.java
+++ /dev/null
@@ -1,7 +0,0 @@
-package hu.unr.fiber.cardapi.entity;
-
-public class CardEntityNotFoundException extends Exception {
-    CardEntityNotFoundException(String message) {
-        super(message);
-    }
-}
diff --git a/src/main/java/hu/unr/fiber/cardapi/entity/CardInteractor.java b/src/main/java/hu/unr/fiber/cardapi/entity/CardInteractor.java
deleted file mode 100644
index e315811..0000000
--- a/src/main/java/hu/unr/fiber/cardapi/entity/CardInteractor.java
+++ /dev/null
@@ -1,43 +0,0 @@
-package hu.unr.fiber.cardapi.entity;
-
-import java.util.ArrayList;
-import java.util.List;
-
-import hu.unr.fiber.cardapi.rest.CardEntity;
-import org.springframework.stereotype.Component;
-
-@Component
-public class CardInteractor implements CardListBoundaryInterface, CardByIdInterface {
-
-    private CardRepository cardRepository;
-
-    CardInteractor(CardRepository cardRepository) {
-        this.cardRepository = cardRepository;
-    }
-
-    @Override
-    public List<CardEntityInterface> getCardList() {
-
-        List<Card> cardList = this.cardRepository.findAll();
-        List<CardEntityInterface> restCardList = new ArrayList<>();
-
-        for (Card card : cardList) {
-            CardEntity ce = new CardEntity(card.getId());
-            restCardList.add(ce.update(card));
-        }
-
-        return restCardList;
-    }
-
-    @Override
-    public CardEntityInterface getCardById(long id) {
-        if (!this.cardRepository.existsById(id)) {
-            return null;
-        }
-
-        Card c = this.cardRepository.getOne(id);
-        CardEntity ce = new CardEntity(c.getId());
-
-        return ce.update(c);
-    }
-}
diff --git a/src/main/java/hu/unr/fiber/cardapi/entity/CardListBoundaryInterface.java b/src/main/java/hu/unr/fiber/cardapi/entity/CardListBoundaryInterface.java
deleted file mode 100644
index 588499a..0000000
--- a/src/main/java/hu/unr/fiber/cardapi/entity/CardListBoundaryInterface.java
+++ /dev/null
@@ -1,7 +0,0 @@
-package hu.unr.fiber.cardapi.entity;
-
-import java.util.List;
-
-public interface CardListBoundaryInterface {
-    public List<CardEntityInterface> getCardList();
-}
diff --git a/src/main/java/hu/unr/fiber/cardapi/entity/Card.java b/src/main/java/hu/unr/fiber/cardapi/hibernate/Card.java
similarity index 90%
rename from src/main/java/hu/unr/fiber/cardapi/entity/Card.java
rename to src/main/java/hu/unr/fiber/cardapi/hibernate/Card.java
index 8a0707b..b6e095e 100644
--- a/src/main/java/hu/unr/fiber/cardapi/entity/Card.java
+++ b/src/main/java/hu/unr/fiber/cardapi/hibernate/Card.java
@@ -1,11 +1,13 @@
-package hu.unr.fiber.cardapi.entity;
+package hu.unr.fiber.cardapi.hibernate;
+
+import hu.unr.fiber.cardapi.interfaces.CardInterface;
 
 import javax.persistence.*;
 import java.util.Objects;
 
 @Entity
 @Table(name = "Card")
-public class Card implements CardEntityInterface {
+public class Card implements CardInterface {
     public static final long INVALID_ID = 0;
 
     @Id
@@ -89,10 +91,12 @@
                 Objects.equals(cardHolder, card.cardHolder);
     }
 
-    public void update(Card otherCard) {
+    public CardInterface update(CardInterface otherCard) {
         this.setName(otherCard.getName());
         this.setNumber(otherCard.getNumber());
         this.setCardHolder(otherCard.getCardHolder());
+
+        return this;
     }
 
     @Override
diff --git a/src/main/java/hu/unr/fiber/cardapi/hibernate/CardInteractor.java b/src/main/java/hu/unr/fiber/cardapi/hibernate/CardInteractor.java
new file mode 100644
index 0000000..e1beedf
--- /dev/null
+++ b/src/main/java/hu/unr/fiber/cardapi/hibernate/CardInteractor.java
@@ -0,0 +1,83 @@
+package hu.unr.fiber.cardapi.hibernate;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import hu.unr.fiber.cardapi.interfaces.CardInteractorInterface;
+import hu.unr.fiber.cardapi.interfaces.CardInterface;
+import hu.unr.fiber.cardapi.rest.RestCard;
+import org.springframework.orm.jpa.JpaObjectRetrievalFailureException;
+import org.springframework.stereotype.Component;
+
+@Component
+public class CardInteractor implements CardInteractorInterface {
+
+    private CardRepository cardRepository;
+
+    CardInteractor(CardRepository cardRepository) {
+        this.cardRepository = cardRepository;
+    }
+
+    @Override
+    public List<CardInterface> getCardList() {
+
+        List<Card> cardList = this.cardRepository.findAll();
+        List<CardInterface> restCardList = new ArrayList<>();
+
+        for (Card card : cardList) {
+            RestCard ce = new RestCard(card.getId());
+            restCardList.add(ce.update(card));
+        }
+
+        return restCardList;
+    }
+
+    @Override
+    public CardInterface getCardById(long id) throws CardNotFoundException {
+        if (!this.cardRepository.existsById(id)) {
+            throw new CardNotFoundException("No such card with id: #"+ id);
+        }
+
+        Card c = this.cardRepository.getOne(id);
+        RestCard ce = new RestCard(c.getId());
+
+        return ce.update(c);
+    }
+
+    @Override
+    public void delete(long id) throws CardNotFoundException {
+        try {
+            Card c = this.cardRepository.getOne(id);
+            this.cardRepository.delete(c);
+            this.cardRepository.flush();
+        } catch (JpaObjectRetrievalFailureException e) {
+            throw new CardNotFoundException(e.getMessage());
+        }
+    }
+
+    @Override
+    public CardInterface update(long id, CardInterface updatedCard) throws CardInvalidUpdateException, CardNotFoundException {
+        if (updatedCard.validId() && (updatedCard.getId() != id)) {
+            throw new CardInvalidUpdateException("Card ID cannot be changed! ", updatedCard);
+        }
+
+        if (this.getCardByNumber(updatedCard.getNumber()) != null) {
+            throw new CardInvalidUpdateException("Given card number already exists", updatedCard);
+        }
+
+        this.cardRepository.saveAndFlush((Card) updatedCard);
+
+        return this.getCardById(updatedCard.getId());
+    }
+
+    private Card getCardByNumber(String number) {
+
+        Long id = cardRepository.findIdByNumber(number);
+
+        if (id == null) {
+            return null;
+        }
+
+        return this.cardRepository.getOne(id);
+    }
+}
diff --git a/src/main/java/hu/unr/fiber/cardapi/hibernate/CardInvalidUpdateException.java b/src/main/java/hu/unr/fiber/cardapi/hibernate/CardInvalidUpdateException.java
new file mode 100644
index 0000000..7a7a049
--- /dev/null
+++ b/src/main/java/hu/unr/fiber/cardapi/hibernate/CardInvalidUpdateException.java
@@ -0,0 +1,15 @@
+package hu.unr.fiber.cardapi.hibernate;
+
+import hu.unr.fiber.cardapi.interfaces.CardInterface;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ResponseStatus;
+
+@ResponseStatus(value = HttpStatus.BAD_REQUEST)
+public class CardInvalidUpdateException extends Exception {
+    CardInterface card;
+
+    public CardInvalidUpdateException(String message, CardInterface modifiedCard) {
+        super(message);
+        this.card = modifiedCard;
+    }
+}
diff --git a/src/main/java/hu/unr/fiber/cardapi/hibernate/CardNotFoundException.java b/src/main/java/hu/unr/fiber/cardapi/hibernate/CardNotFoundException.java
new file mode 100644
index 0000000..4d583be
--- /dev/null
+++ b/src/main/java/hu/unr/fiber/cardapi/hibernate/CardNotFoundException.java
@@ -0,0 +1,7 @@
+package hu.unr.fiber.cardapi.hibernate;
+
+public class CardNotFoundException extends Exception {
+    public CardNotFoundException(String message) {
+        super(message);
+    }
+}
diff --git a/src/main/java/hu/unr/fiber/cardapi/entity/CardRepository.java b/src/main/java/hu/unr/fiber/cardapi/hibernate/CardRepository.java
similarity index 89%
rename from src/main/java/hu/unr/fiber/cardapi/entity/CardRepository.java
rename to src/main/java/hu/unr/fiber/cardapi/hibernate/CardRepository.java
index 416cae9..a338126 100644
--- a/src/main/java/hu/unr/fiber/cardapi/entity/CardRepository.java
+++ b/src/main/java/hu/unr/fiber/cardapi/hibernate/CardRepository.java
@@ -1,4 +1,4 @@
-package hu.unr.fiber.cardapi.entity;
+package hu.unr.fiber.cardapi.hibernate;
 
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.jpa.repository.Query;
diff --git a/src/main/java/hu/unr/fiber/cardapi/interfaces/CardByIdInterface.java b/src/main/java/hu/unr/fiber/cardapi/interfaces/CardByIdInterface.java
new file mode 100644
index 0000000..1e1b766
--- /dev/null
+++ b/src/main/java/hu/unr/fiber/cardapi/interfaces/CardByIdInterface.java
@@ -0,0 +1,5 @@
+package hu.unr.fiber.cardapi.interfaces;
+
+public interface CardByIdInterface {
+    public CardInterface getCardById(long id) throws Exception;
+}
diff --git a/src/main/java/hu/unr/fiber/cardapi/interfaces/CardCreateInterface.java b/src/main/java/hu/unr/fiber/cardapi/interfaces/CardCreateInterface.java
new file mode 100644
index 0000000..f33c7cd
--- /dev/null
+++ b/src/main/java/hu/unr/fiber/cardapi/interfaces/CardCreateInterface.java
@@ -0,0 +1,4 @@
+package hu.unr.fiber.cardapi.interfaces;
+
+public interface CardCreateInterface {
+}
diff --git a/src/main/java/hu/unr/fiber/cardapi/interfaces/CardDeleteInterface.java b/src/main/java/hu/unr/fiber/cardapi/interfaces/CardDeleteInterface.java
new file mode 100644
index 0000000..ada0517
--- /dev/null
+++ b/src/main/java/hu/unr/fiber/cardapi/interfaces/CardDeleteInterface.java
@@ -0,0 +1,7 @@
+package hu.unr.fiber.cardapi.interfaces;
+
+import hu.unr.fiber.cardapi.hibernate.CardNotFoundException;
+
+public interface CardDeleteInterface {
+    public void delete(long id) throws CardNotFoundException;
+}
diff --git a/src/main/java/hu/unr/fiber/cardapi/interfaces/CardInteractorInterface.java b/src/main/java/hu/unr/fiber/cardapi/interfaces/CardInteractorInterface.java
new file mode 100644
index 0000000..ee7821c
--- /dev/null
+++ b/src/main/java/hu/unr/fiber/cardapi/interfaces/CardInteractorInterface.java
@@ -0,0 +1,9 @@
+package hu.unr.fiber.cardapi.interfaces;
+
+public interface CardInteractorInterface extends
+        CardByIdInterface,
+        CardListBoundaryInterface,
+        CardDeleteInterface,
+        CardModifyInterface {
+
+}
diff --git a/src/main/java/hu/unr/fiber/cardapi/interfaces/CardInterface.java b/src/main/java/hu/unr/fiber/cardapi/interfaces/CardInterface.java
new file mode 100644
index 0000000..59d0049
--- /dev/null
+++ b/src/main/java/hu/unr/fiber/cardapi/interfaces/CardInterface.java
@@ -0,0 +1,23 @@
+package hu.unr.fiber.cardapi.interfaces;
+
+public interface CardInterface {
+    public long getId();
+
+    public boolean validId();
+
+    public CardInterface setId(long id);
+
+    public String getName();
+
+    public CardInterface setName(String name);
+
+    public String getNumber();
+
+    public CardInterface setNumber(String number);
+
+    public String getCardHolder();
+
+    public CardInterface setCardHolder(String cardHolder);
+
+    public CardInterface update(CardInterface otherCard);
+}
diff --git a/src/main/java/hu/unr/fiber/cardapi/interfaces/CardListBoundaryInterface.java b/src/main/java/hu/unr/fiber/cardapi/interfaces/CardListBoundaryInterface.java
new file mode 100644
index 0000000..a7c441f
--- /dev/null
+++ b/src/main/java/hu/unr/fiber/cardapi/interfaces/CardListBoundaryInterface.java
@@ -0,0 +1,7 @@
+package hu.unr.fiber.cardapi.interfaces;
+
+import java.util.List;
+
+public interface CardListBoundaryInterface {
+    public List<CardInterface> getCardList();
+}
diff --git a/src/main/java/hu/unr/fiber/cardapi/interfaces/CardModifyInterface.java b/src/main/java/hu/unr/fiber/cardapi/interfaces/CardModifyInterface.java
new file mode 100644
index 0000000..2ef8506
--- /dev/null
+++ b/src/main/java/hu/unr/fiber/cardapi/interfaces/CardModifyInterface.java
@@ -0,0 +1,5 @@
+package hu.unr.fiber.cardapi.interfaces;
+
+public interface CardModifyInterface {
+    public CardInterface update(long id, CardInterface card) throws Exception;
+}
diff --git a/src/main/java/hu/unr/fiber/cardapi/interfaces/CardNotFoundExceptionInterface.java b/src/main/java/hu/unr/fiber/cardapi/interfaces/CardNotFoundExceptionInterface.java
new file mode 100644
index 0000000..57547f6
--- /dev/null
+++ b/src/main/java/hu/unr/fiber/cardapi/interfaces/CardNotFoundExceptionInterface.java
@@ -0,0 +1,4 @@
+package hu.unr.fiber.cardapi.interfaces;
+
+public interface CardNotFoundExceptionInterface {
+}
diff --git a/src/main/java/hu/unr/fiber/cardapi/rest/CardEntity.java b/src/main/java/hu/unr/fiber/cardapi/rest/RestCard.java
similarity index 65%
rename from src/main/java/hu/unr/fiber/cardapi/rest/CardEntity.java
rename to src/main/java/hu/unr/fiber/cardapi/rest/RestCard.java
index 3cdefae..6c8e865 100644
--- a/src/main/java/hu/unr/fiber/cardapi/rest/CardEntity.java
+++ b/src/main/java/hu/unr/fiber/cardapi/rest/RestCard.java
@@ -1,11 +1,11 @@
 package hu.unr.fiber.cardapi.rest;
 
-import hu.unr.fiber.cardapi.entity.CardEntityInterface;
+import hu.unr.fiber.cardapi.interfaces.CardInterface;
 
 import java.util.Objects;
 
 
-public class CardEntity implements CardEntityInterface {
+public class RestCard implements CardInterface {
     public static final long INVALID_ID = 0;
     private long id = INVALID_ID;
 
@@ -14,17 +14,17 @@
     private String number;
     private String cardHolder;
 
-    public CardEntity(long id) {
+    public RestCard(long id) {
         this.id = id;
     }
 
-    public CardEntity(long id, String name, String number) {
+    public RestCard(long id, String name, String number) {
         this.setId(id)
                 .setName(name)
                 .setNumber(number);
     }
 
-    public CardEntity(long id, String name, String number, String cardHolder) {
+    public RestCard(long id, String name, String number, String cardHolder) {
         this.setId(id)
                 .setName(name)
                 .setNumber(number)
@@ -36,10 +36,10 @@
     }
 
     public boolean validId() {
-        return (this.getId() != CardEntity.INVALID_ID);
+        return (this.getId() != RestCard.INVALID_ID);
     }
 
-    public CardEntity setId(long id) {
+    public RestCard setId(long id) {
         this.id = id;
         return this;
     }
@@ -48,7 +48,7 @@
         return name;
     }
 
-    public CardEntity setName(String name) {
+    public RestCard setName(String name) {
         this.name = name;
         return this;
     }
@@ -57,7 +57,7 @@
         return number;
     }
 
-    public CardEntity setNumber(String number) {
+    public RestCard setNumber(String number) {
         this.number = number;
         return this;
     }
@@ -66,7 +66,7 @@
         return cardHolder;
     }
 
-    public CardEntity setCardHolder(String cardHolder) {
+    public RestCard setCardHolder(String cardHolder) {
         this.cardHolder = cardHolder;
         return this;
     }
@@ -74,17 +74,17 @@
     public boolean equals(Object o) {
         if (this == o) return true;
         if (o == null || getClass() != o.getClass()) return false;
-        CardEntity card = (CardEntity) o;
+        RestCard card = (RestCard) o;
         return id == card.id &&
                 name.equals(card.name) &&
                 number.equals(card.number) &&
                 Objects.equals(cardHolder, card.cardHolder);
     }
 
-    public CardEntity update(CardEntityInterface otherCardEntity) {
-        this.setName(otherCardEntity.getName());
-        this.setNumber(otherCardEntity.getNumber());
-        this.setCardHolder(otherCardEntity.getCardHolder());
+    public RestCard update(CardInterface otherCard) {
+        this.setName(otherCard.getName());
+        this.setNumber(otherCard.getNumber());
+        this.setCardHolder(otherCard.getCardHolder());
         return this;
     }
 

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