D-Net

package eu.dnetlib.uoamonitorservice.handlers;

import eu.dnetlib.uoamonitorservice.responses.ExceptionResponse;

import org.apache.log4j.Logger;

import org.springframework.data.crossstore.ChangeSetPersister;

import org.springframework.http.HttpStatus;

import org.springframework.http.ResponseEntity;

import org.springframework.web.bind.MissingServletRequestParameterException;

import org.springframework.web.bind.annotation.ControllerAdvice;

import org.springframework.web.bind.annotation.ExceptionHandler;

import org.springframework.web.bind.annotation.RestController;

@ControllerAdvice

@RestController

public class ExceptionsHandler {

    private final Logger log = Logger.getLogger(this.getClass());

    @ExceptionHandler(MissingServletRequestParameterException.class)

    public ResponseEntity<ExceptionResponse> invalidInput(Exception ex) {

        ExceptionResponse response = new ExceptionResponse();

        response.setErrorCode("Validation Error");

        response.setErrorMessage("Invalid inputs.");

        response.setErrors(ex.getMessage());

        response.setStatus(HttpStatus.BAD_REQUEST);

        log.debug("invalidInput exception");

        return new ResponseEntity<ExceptionResponse>(response, HttpStatus.BAD_REQUEST);

    }

    @ExceptionHandler(NullPointerException.class)

    public ResponseEntity<ExceptionResponse> nullPointerException(Exception ex) {

        ExceptionResponse response = new ExceptionResponse();

        response.setErrorCode("Null pointer Exception");

        response.setErrorMessage("Null pointer Exception");

        response.setErrors(ex.getMessage());

        response.setStatus(HttpStatus.BAD_REQUEST);

        log.debug("nullPointerException exception");

        return new ResponseEntity<ExceptionResponse>(response, HttpStatus.BAD_REQUEST);

    }

    @ExceptionHandler(ChangeSetPersister.NotFoundException.class)

    public ResponseEntity<ExceptionResponse> notFoundException(Exception ex) {

        ExceptionResponse response = new ExceptionResponse();

        response.setErrorCode("Not found Exception");

        response.setErrorMessage("Not found Exception");

        response.setErrors(ex.getMessage());

        response.setStatus(HttpStatus.NOT_FOUND);

        log.debug("notFoundException exception");

        return new ResponseEntity<ExceptionResponse>(response, HttpStatus.NOT_FOUND);

    }

}