JwtAuthenticationEntryPoint.java

package com.sopromadze.blogapi.security;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.AuthenticationEntryPoint;
import org.springframework.stereotype.Component;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

@Component
public class JwtAuthenticationEntryPoint implements AuthenticationEntryPoint {
	private static final Logger LOGGER = LoggerFactory.getLogger(JwtAuthenticationEntryPoint.class);

	@Override
	public void commence(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, AuthenticationException e)
			throws IOException, ServletException {
		LOGGER.error("Responding with unauthorized error. Message - {}", e.getMessage());
		httpServletResponse.sendError(HttpServletResponse.SC_UNAUTHORIZED, "Sorry, You're not authorized to access this resource.");
	}
}