juick-spring-www/src/main/java/com/juick/www/controllers/ErrorController.java


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package com.juick.www.controllers;

import com.juick.server.util.HttpBadRequestException;
import com.juick.server.util.HttpForbiddenException;
import com.juick.server.util.HttpNotFoundException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.http.HttpStatus;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseStatus;

/**
 * Created by aalexeev on 12/12/16.
 */
@ControllerAdvice
public class ErrorController {
    private static Logger logger = LoggerFactory.getLogger(ErrorController.class);

    @ExceptionHandler(HttpBadRequestException.class)
    @ResponseStatus(value = HttpStatus.BAD_REQUEST)
    public String badRequest() {
        return "views/error";
    }

    @ExceptionHandler(HttpForbiddenException.class)
    @ResponseStatus(value = HttpStatus.FORBIDDEN)
    public String forbidden() {
        return "views/error";
    }

    @ExceptionHandler(HttpNotFoundException.class)
    @ResponseStatus(value = HttpStatus.NOT_FOUND)
    public String notFound() {
        return "views/error";
    }

    @ExceptionHandler(Throwable.class)
    @ResponseStatus(HttpStatus.INTERNAL_SERVER_ERROR)
    public String exception(final Throwable throwable, final Model model) {
        logger.error("Exception during execution of SpringSecurity application", throwable);

        String errorMessage = (throwable != null ? throwable.getMessage() : "Unknown error");
        model.addAttribute("errorMessage", errorMessage);

        return "views/error";
    }
}