Localize error messages

src/main/java/cz/cvut/kbss/analysis/controller/util/RestExceptionHandler.java

@@ -1,10 +1,7 @@
 package cz.cvut.kbss.analysis.controller.util;
 
 import cz.cvut.kbss.analysis.dto.error.ErrorInfo;
-import cz.cvut.kbss.analysis.exception.CalculationException;
-import cz.cvut.kbss.analysis.exception.EntityNotFoundException;
-import cz.cvut.kbss.analysis.exception.LogicViolationException;
-import cz.cvut.kbss.analysis.exception.ValidationException;
+import cz.cvut.kbss.analysis.exception.*;
 import jakarta.servlet.http.HttpServletRequest;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.context.support.DefaultMessageSourceResolvable;
@@ -24,21 +21,31 @@ public class RestExceptionHandler {
     @ResponseStatus(HttpStatus.UNAUTHORIZED)
     public ErrorInfo handleAuthenticationError(HttpServletRequest request, Throwable t) {
         log.warn("> handleAuthenticationError - {}", request.getRequestURI());
-        return new ErrorInfo(t.getMessage(), request.getRequestURI());
+        return ErrorInfo.builder()
+                .message(t.getMessage())
+                .requestUri(request.getRequestURI())
+                .build();
     }
 
     @ExceptionHandler(EntityNotFoundException.class)
     @ResponseStatus(HttpStatus.NOT_FOUND)
     public ErrorInfo handleNotFoundError(HttpServletRequest request, Throwable t) {
         log.warn("> handleNotFoundError - {}", request.getRequestURI());
-        return new ErrorInfo(t.getMessage(), request.getRequestURI());
+        return ErrorInfo.builder()
+                .message(t.getMessage())
+                .requestUri(request.getRequestURI())
+                .build();
     }
 
     @ExceptionHandler(LogicViolationException.class)
     @ResponseStatus(HttpStatus.BAD_REQUEST)
-    public ErrorInfo handleLogicViolationError(HttpServletRequest request, Throwable t) {
+    public ErrorInfo handleLogicViolationError(HttpServletRequest request, LogicViolationException e) {
         log.warn("> handleLogicViolationError - {}", request.getRequestURI());
-        return new ErrorInfo(t.getMessage(), request.getRequestURI());
+        return ErrorInfo.builder()
+                .message(e.getMessage())
+                .messageId(e.getMessageId())
+                .requestUri(request.getRequestURI())
+                .build();
     }
 
     @ExceptionHandler(ValidationException.class)
@@ -51,13 +58,29 @@ public ErrorInfo handleValidationException(HttpServletRequest request, Validatio
                 .map(DefaultMessageSourceResolvable::getDefaultMessage)
                 .collect(Collectors.joining(",", "[", "]"));
 
-        return new ErrorInfo(errorMessage, request.getRequestURI());
+        return ErrorInfo.builder()
+                .message(errorMessage)
+                .requestUri(request.getRequestURI())
+                .build();
+    }
+
+    @ExceptionHandler
+    @ResponseStatus(HttpStatus.BAD_REQUEST)
+    public ErrorInfo handleBadRequestException(HttpServletRequest request, BadRequestException e) {
+        return ErrorInfo.builder()
+                .message(e.getMessage())
+                .messageId(e.getMessageId())
+                .requestUri(request.getRequestURI())
+                .build();
     }
 
     @ExceptionHandler(CalculationException.class)
     @ResponseStatus(HttpStatus.BAD_REQUEST)
     public ErrorInfo handleEvaluationException(HttpServletRequest request, CalculationException e) {
         log.warn("> handleEvaluationException - {}", request.getRequestURI());
-        return new ErrorInfo(e.getMessage(), request.getRequestURI());
+        return ErrorInfo.builder()
+                .message(e.getMessage())
+                .requestUri(request.getRequestURI())
+                .build();
     }
 }

src/main/java/cz/cvut/kbss/analysis/dto/error/ErrorInfo.java

@@ -1,16 +1,20 @@
 package cz.cvut.kbss.analysis.dto.error;
 
 import lombok.AllArgsConstructor;
+import lombok.Builder;
 import lombok.Data;
 import lombok.NoArgsConstructor;
 
 @Data
 @AllArgsConstructor
 @NoArgsConstructor
+@Builder
 public class ErrorInfo {
 
     private String message;
 
+    private String messageId;
+
     private String requestUri;
 
 }

src/main/java/cz/cvut/kbss/analysis/exception/BadRequestException.java

@@ -1,19 +1,30 @@
 package cz.cvut.kbss.analysis.exception;
 
+import lombok.Getter;
 import org.springframework.http.HttpStatus;
 import org.springframework.web.bind.annotation.ResponseStatus;
 
 /**
  * Generic exception for bad requests.
  */
+@Getter
 @ResponseStatus(HttpStatus.BAD_REQUEST)
 public class BadRequestException extends RuntimeException {
 
+    private final String messageId;
+
+    public BadRequestException(String messageId, String message){
+        super(message);
+        this.messageId = messageId;
+    }
+
     public BadRequestException(String message) {
         super(message);
+        this.messageId = null;
     }
 
     public BadRequestException(String message, Throwable cause) {
         super(message, cause);
+        this.messageId = null;
     }
 }

src/main/java/cz/cvut/kbss/analysis/exception/LogicViolationException.java

@@ -1,13 +1,25 @@
 package cz.cvut.kbss.analysis.exception;
 
+import lombok.Getter;
+
+@Getter
 public class LogicViolationException extends RuntimeException {
-    public LogicViolationException() { }
+
+    private final String messageId;
+
+    public LogicViolationException(String messageId, String message){
+        super(message);
+        this.messageId = messageId;
+    }
 
     public LogicViolationException(String message) {
         super(message);
+        messageId = null;
     }
 
     public LogicViolationException(String message, Throwable cause) {
         super(message, cause);
+        messageId = null;
     }
+
 }

src/main/java/cz/cvut/kbss/analysis/security/CustomSwitchUserFilter.java

@@ -16,7 +16,7 @@ public class CustomSwitchUserFilter extends SwitchUserFilter {
     protected Authentication attemptSwitchUser(HttpServletRequest request) throws AuthenticationException {
         final Authentication switchTo = super.attemptSwitchUser(request);
         if (switchTo.getAuthorities().stream().anyMatch(a -> SecurityConstants.ROLE_ADMIN.equals(a.getAuthority()))) {
-            throw new BadRequestException("Cannot impersonate admin.");
+            throw new BadRequestException("error.user.impersonation.adminImpersonation","Cannot impersonate admin.");
         }
         return switchTo;
     }

src/main/java/cz/cvut/kbss/analysis/service/FaultEventRepositoryService.java

@@ -57,7 +57,7 @@ protected GenericDao<FaultEvent> getPrimaryDao() {
     @Override
     protected void preRemove(FaultEvent instance) {
         boolean isRootEvent = faultTreeDao.isRootEvent(instance.getUri());
-        if (isRootEvent) throw new LogicViolationException("Root event of tree mustn't be deleted!");
+        if (isRootEvent) throw new LogicViolationException("error.faultTree.rootEvent.deleteViolation","Root event of tree mustn't be deleted!");
     }
 
     @Transactional

src/main/java/cz/cvut/kbss/analysis/service/UserRepositoryService.java

@@ -63,12 +63,12 @@ public void updateCurrent(UserUpdateDTO userUpdate) {
         User currentUser = getCurrentUser();
         if (!currentUser.getUri().equals(userUpdate.getUri())) {
             log.warn("< updateCurrent - URIs do not match! {} != {}", currentUser.getUri(), userUpdate.getUri());
-            throw new LogicViolationException("User update uri does not match current user!");
+            throw new LogicViolationException("error.user.update.uriMismatch","User update uri does not match current user!");
         }
 
         if (!passwordEncoder.matches(userUpdate.getPassword(), currentUser.getPassword())) {
             log.warn("< updateCurrent - Old password incorrect!");
-            throw new LogicViolationException("Old password incorrect!");
+            throw new LogicViolationException("error.user.update.incorrectOldPassword","Old password incorrect!");
         }
 
         User user = userUpdate.asUser();

src/main/java/cz/cvut/kbss/analysis/service/util/FaultTreeTraversalUtils.java

@@ -46,7 +46,7 @@ public static List<FaultEvent> rootToLeafPath(FaultEvent rootEvent, URI leafEven
                     if (child.getEventType() == FtaEventType.INTERMEDIATE) {
                         String message = "Intermediate event must not be the end of the path!";
                         log.warn(message);
-                        throw new LogicViolationException(message);
+                        throw new LogicViolationException("error.faultTree.intermediateEventAsLeaf",message);
                     }
 
                     path.add(child);