spring_boot_demo/src/main/java/yike/example/BaseErrorController.java

package yike.example;

import javax.servlet.http.HttpServletRequest;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;

@ControllerAdvice
public class BaseErrorController {
	
	private static Logger logger = LoggerFactory.getLogger(BaseErrorController.class);

	@ExceptionHandler(value = Exception.class)
	@ResponseBody
	public String defaultErrorHandler(HttpServletRequest req, Exception e) throws Exception {
		logger.error(e.getMessage(), e);
		return "error happens";
	}
}