diff --git a/src/main/java/org/springframework/samples/petclinic/rest/PetRestController.java b/src/main/java/org/springframework/samples/petclinic/rest/PetRestController.java
index 875956b0afa3789448fb12ac6ba6fea718e8c46b..fa077e91367a16bee024e4b1edefcc0d2ccf05be 100644
--- a/src/main/java/org/springframework/samples/petclinic/rest/PetRestController.java
+++ b/src/main/java/org/springframework/samples/petclinic/rest/PetRestController.java
@@ -41,7 +41,6 @@ import org.springframework.web.util.UriComponentsBuilder;
 
 /**
  * @author Vitaliy Fedoriv
- *
  */
 
 @RestController
@@ -49,83 +48,83 @@ import org.springframework.web.util.UriComponentsBuilder;
 @RequestMapping("api/pets")
 public class PetRestController {
 
-	@Autowired
-	private ClinicService clinicService;
+    @Autowired
+    private ClinicService clinicService;
 
-    @PreAuthorize( "hasRole(@roles.OWNER_ADMIN)" )
-	@RequestMapping(value = "/{petId}", method = RequestMethod.GET, produces = "application/json")
-	public ResponseEntity<Pet> getPet(@PathVariable("petId") int petId){
-		Pet pet = this.clinicService.findPetById(petId);
-		if(pet == null){
-			return new ResponseEntity<Pet>(HttpStatus.NOT_FOUND);
-		}
-		return new ResponseEntity<Pet>(pet, HttpStatus.OK);
-	}
+    @PreAuthorize("hasRole(@roles.OWNER_ADMIN)")
+    @RequestMapping(value = "/{petId}", method = RequestMethod.GET, produces = "application/json")
+    public ResponseEntity<Pet> getPet(@PathVariable("petId") int petId) {
+        Pet pet = this.clinicService.findPetById(petId);
+        if (pet == null) {
+            return new ResponseEntity<Pet>(HttpStatus.NOT_FOUND);
+        }
+        return new ResponseEntity<Pet>(pet, HttpStatus.OK);
+    }
 
-    @PreAuthorize( "hasRole(@roles.OWNER_ADMIN)" )
-	@RequestMapping(value = "", method = RequestMethod.GET, produces = "application/json")
-	public ResponseEntity<Collection<Pet>> getPets(){
-		Collection<Pet> pets = this.clinicService.findAllPets();
-		if(pets.isEmpty()){
-			return new ResponseEntity<Collection<Pet>>(HttpStatus.NOT_FOUND);
-		}
-		return new ResponseEntity<Collection<Pet>>(pets, HttpStatus.OK);
-	}
+    @PreAuthorize("hasRole(@roles.OWNER_ADMIN)")
+    @RequestMapping(value = "", method = RequestMethod.GET, produces = "application/json")
+    public ResponseEntity<Collection<Pet>> getPets() {
+        Collection<Pet> pets = this.clinicService.findAllPets();
+        if (pets.isEmpty()) {
+            return new ResponseEntity<Collection<Pet>>(HttpStatus.NOT_FOUND);
+        }
+        return new ResponseEntity<Collection<Pet>>(pets, HttpStatus.OK);
+    }
 
-    @PreAuthorize( "hasRole(@roles.OWNER_ADMIN)" )
-	@RequestMapping(value = "/pettypes", method = RequestMethod.GET, produces = "application/json")
-	public ResponseEntity<Collection<PetType>> getPetTypes(){
-		return new ResponseEntity<Collection<PetType>>(this.clinicService.findPetTypes(), HttpStatus.OK);
-	}
+    @PreAuthorize("hasRole(@roles.OWNER_ADMIN)")
+    @RequestMapping(value = "/pettypes", method = RequestMethod.GET, produces = "application/json")
+    public ResponseEntity<Collection<PetType>> getPetTypes() {
+        return new ResponseEntity<Collection<PetType>>(this.clinicService.findPetTypes(), HttpStatus.OK);
+    }
 
-    @PreAuthorize( "hasRole(@roles.OWNER_ADMIN)" )
-	@RequestMapping(value = "", method = RequestMethod.POST, produces = "application/json")
-	public ResponseEntity<Pet> addPet(@RequestBody @Valid Pet pet, BindingResult bindingResult, UriComponentsBuilder ucBuilder){
-		BindingErrorsResponse errors = new BindingErrorsResponse();
-		HttpHeaders headers = new HttpHeaders();
-		if(bindingResult.hasErrors() || (pet == null)){
-			errors.addAllErrors(bindingResult);
-			headers.add("errors", errors.toJSON());
-			return new ResponseEntity<Pet>(headers, HttpStatus.BAD_REQUEST);
-		}
-		this.clinicService.savePet(pet);
-		headers.setLocation(ucBuilder.path("/api/pets/{id}").buildAndExpand(pet.getId()).toUri());
-		return new ResponseEntity<Pet>(pet, headers, HttpStatus.CREATED);
-	}
+    @PreAuthorize("hasRole(@roles.OWNER_ADMIN)")
+    @RequestMapping(value = "", method = RequestMethod.POST, produces = "application/json")
+    public ResponseEntity<Pet> addPet(@RequestBody @Valid Pet pet, BindingResult bindingResult, UriComponentsBuilder ucBuilder) {
+        BindingErrorsResponse errors = new BindingErrorsResponse();
+        HttpHeaders headers = new HttpHeaders();
+        if (bindingResult.hasErrors() || (pet == null)) {
+            errors.addAllErrors(bindingResult);
+            headers.add("errors", errors.toJSON());
+            return new ResponseEntity<Pet>(headers, HttpStatus.BAD_REQUEST);
+        }
+        this.clinicService.savePet(pet);
+        headers.setLocation(ucBuilder.path("/api/pets/{id}").buildAndExpand(pet.getId()).toUri());
+        return new ResponseEntity<Pet>(pet, headers, HttpStatus.CREATED);
+    }
 
-    @PreAuthorize( "hasRole(@roles.OWNER_ADMIN)" )
-	@RequestMapping(value = "/{petId}", method = RequestMethod.PUT, produces = "application/json")
-	public ResponseEntity<Pet> updatePet(@PathVariable("petId") int petId, @RequestBody @Valid Pet pet, BindingResult bindingResult){
-		BindingErrorsResponse errors = new BindingErrorsResponse();
-		HttpHeaders headers = new HttpHeaders();
-		if(bindingResult.hasErrors() || (pet == null)){
-			errors.addAllErrors(bindingResult);
-			headers.add("errors", errors.toJSON());
-			return new ResponseEntity<Pet>(headers, HttpStatus.BAD_REQUEST);
-		}
-		Pet currentPet = this.clinicService.findPetById(petId);
-		if(currentPet == null){
-			return new ResponseEntity<Pet>(HttpStatus.NOT_FOUND);
-		}
-		currentPet.setBirthDate(pet.getBirthDate());
-		currentPet.setName(pet.getName());
-		currentPet.setType(pet.getType());
-		currentPet.setOwner(pet.getOwner());
-		this.clinicService.savePet(currentPet);
-		return new ResponseEntity<Pet>(currentPet, HttpStatus.NO_CONTENT);
-	}
+    @PreAuthorize("hasRole(@roles.OWNER_ADMIN)")
+    @RequestMapping(value = "/{petId}", method = RequestMethod.PUT, produces = "application/json")
+    public ResponseEntity<Pet> updatePet(@PathVariable("petId") int petId, @RequestBody @Valid Pet pet, BindingResult bindingResult) {
+        BindingErrorsResponse errors = new BindingErrorsResponse();
+        HttpHeaders headers = new HttpHeaders();
+        if (bindingResult.hasErrors() || (pet == null)) {
+            errors.addAllErrors(bindingResult);
+            headers.add("errors", errors.toJSON());
+            return new ResponseEntity<Pet>(headers, HttpStatus.BAD_REQUEST);
+        }
+        Pet currentPet = this.clinicService.findPetById(petId);
+        if (currentPet == null) {
+            return new ResponseEntity<Pet>(HttpStatus.NOT_FOUND);
+        }
+        currentPet.setBirthDate(pet.getBirthDate());
+        currentPet.setName(pet.getName());
+        currentPet.setType(pet.getType());
+        currentPet.setOwner(pet.getOwner());
+        this.clinicService.savePet(currentPet);
+        return new ResponseEntity<Pet>(currentPet, HttpStatus.NO_CONTENT);
+    }
 
-    @PreAuthorize( "hasRole(@roles.OWNER_ADMIN)" )
-	@RequestMapping(value = "/{petId}", method = RequestMethod.DELETE, produces = "application/json")
-	@Transactional
-	public ResponseEntity<Void> deletePet(@PathVariable("petId") int petId){
-		Pet pet = this.clinicService.findPetById(petId);
-		if(pet == null){
-			return new ResponseEntity<Void>(HttpStatus.NOT_FOUND);
-		}
-		this.clinicService.deletePet(pet);
-		return new ResponseEntity<Void>(HttpStatus.NO_CONTENT);
-	}
+    @PreAuthorize("hasRole(@roles.OWNER_ADMIN)")
+    @RequestMapping(value = "/{petId}", method = RequestMethod.DELETE, produces = "application/json")
+    @Transactional
+    public ResponseEntity<Void> deletePet(@PathVariable("petId") int petId) {
+        Pet pet = this.clinicService.findPetById(petId);
+        if (pet == null) {
+            return new ResponseEntity<Void>(HttpStatus.NOT_FOUND);
+        }
+        this.clinicService.deletePet(pet);
+        return new ResponseEntity<Void>(HttpStatus.NO_CONTENT);
+    }
 
 
 }