add the exception

Author: sandesh300

src/main/java/taskmanagementsystem/exception/ApiException.java

@@ -0,0 +1,12 @@
+package taskmanagementsystem.exception;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import org.springframework.http.HttpStatus;
+
+@Getter
+@AllArgsConstructor
+public class ApiException extends RuntimeException{
+ private HttpStatus status;
+ private String message;
+}

src/main/java/taskmanagementsystem/exception/GlobalExceptionHandler.java

@@ -0,0 +1,48 @@
+package taskmanagementsystem.exception;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.MethodArgumentNotValidException;
+import org.springframework.web.bind.annotation.ControllerAdvice;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.context.request.WebRequest;
+
+import java.time.LocalDateTime;
+import java.util.Objects;
+
+@ControllerAdvice
+public class GlobalExceptionHandler {
+ @ExceptionHandler(ResourceNotFoundException.class)
+ public ResponseEntity<ErrorDetails> handleResourceNotFoundException(ResourceNotFoundException resourceNotFoundException,
+ WebRequest request){
+ var errorDetails = new ErrorDetails(
+ LocalDateTime.now(),
+ resourceNotFoundException.getMessage(),
+ request.getDescription(false)
+ );
+ return new ResponseEntity<>(errorDetails, HttpStatus.BAD_REQUEST);
+ }
+
+ @ExceptionHandler(ApiException.class)
+ public ResponseEntity<ErrorDetails> handleTaskApiException(ApiException exception,
+ WebRequest request){
+ var errorDetails = new ErrorDetails(
+ LocalDateTime.now(),
+ exception.getMessage(),
+ request.getDescription(false)
+ );
+ return new ResponseEntity<>(errorDetails, HttpStatus.BAD_REQUEST);
+ }
+
+ @ExceptionHandler(MethodArgumentNotValidException.class)
+ public ResponseEntity<ErrorDetails> handleMethodArgumentNotValidException(MethodArgumentNotValidException exception,
+ WebRequest request){
+ ErrorDetails errorDetails = new ErrorDetails(
+ LocalDateTime.now(),
+ Objects.requireNonNull(exception.getFieldError()).getDefaultMessage(),
+ request.getDescription(false)
+ );
+
+ return new ResponseEntity<>(errorDetails, HttpStatus.BAD_REQUEST);
+ }
+}