import org.springframework.boot.web.servlet.ErrorPageRegistrar; //导入依赖的package包/类
/**
 * @return Error page registry bean
 */
@Bean
public ErrorPageRegistrar errorPageRegistrar() {
	return new ErrorPageRegistrar() {
		@Override
		public void registerErrorPages(ErrorPageRegistry epr) {
			epr.addErrorPages(new ErrorPage(HttpStatus.NOT_FOUND, "/not-found"));
			epr.addErrorPages(new ErrorPage(HttpStatus.FORBIDDEN, "/error/403"));
			epr.addErrorPages(new ErrorPage(HttpStatus.UNAUTHORIZED, "/error/403"));
			epr.addErrorPages(new ErrorPage(HttpStatus.INTERNAL_SERVER_ERROR, "/error/500"));
			epr.addErrorPages(new ErrorPage(HttpStatus.SERVICE_UNAVAILABLE, "/error/503"));
			epr.addErrorPages(new ErrorPage(HttpStatus.BAD_REQUEST, "/error/400"));
			epr.addErrorPages(new ErrorPage(HttpStatus.METHOD_NOT_ALLOWED, "/error/405"));
			epr.addErrorPages(new ErrorPage(Exception.class, "/error/500"));
		}
	};
}