text/src/main/java/com/futu/course/common/exception/GlobalExceptionHandler.java

package com.futu.course.common.exception;

import com.futu.course.common.constant.BestConstants;
import com.futu.course.common.entity.R;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.jdbc.BadSqlGrammarException;
import org.springframework.validation.BindException;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import javax.servlet.http.HttpServletRequest;
import java.sql.SQLException;

/**
 * 全局异常处理器
 */
@RestControllerAdvice
public class GlobalExceptionHandler {
    private static final Logger log = LoggerFactory.getLogger(GlobalExceptionHandler.class);


    /**
     * 拦截未知的运行时异常
     */
    @ExceptionHandler(RuntimeException.class)
    public R handleRuntimeException(RuntimeException e, HttpServletRequest request) {
        String requestURI = request.getRequestURI();
        log.error("请求地址'{}',发生未知异常.", requestURI, e);
        return R.failed(e.getMessage() == null ? "发生未知错误,请联系管理员!" : e.getMessage());
    }

    /**
     * 处理自定义异常
     */
    @ExceptionHandler(RRException.class)
    public R handleRRException(RRException e, HttpServletRequest request) {
        String requestURI = request.getRequestURI();
//        log.error("请求地址'{}',发生系统异常.", requestURI, e);

        log.info("自定义异常");
        return R.failed(e.getCode(), e.getMsg());
    }

    /**
     * 系统异常
     */
    @ExceptionHandler(Exception.class)
    public R handleException(Exception e, HttpServletRequest request) {
        String requestURI = request.getRequestURI();
        log.error("请求地址'{}',发生系统异常.", requestURI, e);
        return R.failed("系统错误,请联系管理员!");
    }

    /**
     * 系统异常
     */
    @ExceptionHandler(BadSqlGrammarException.class)
    public R handleBadSQLException(BadSqlGrammarException e, HttpServletRequest request) {
        String requestURI = request.getRequestURI();
        log.error("请求地址'{}',发生系统异常.", requestURI, e);
        return R.failed("系统错误,请联系管理员!");
    }

    /**
     * 系统异常
     */
    @ExceptionHandler(SQLException.class)
    public R handleSQLException(SQLException e, HttpServletRequest request) {
        String requestURI = request.getRequestURI();
        log.error("请求地址'{}',发生系统异常.", requestURI, e);
        return R.failed("系统错误,请联系管理员!");
    }

    /**
     * 自定义验证异常
     */
    @ExceptionHandler(BindException.class)
    public R handleBindException(BindException e) {
//        log.error(e.getMessage(), e);
        String message = e.getAllErrors().get(0).getDefaultMessage();
        return R.failed(message);
    }

    /**
     * 自定义验证异常
     */
    @ExceptionHandler(UnBindPhoneException.class)
    public R handleUnBindPhoneException(UnBindPhoneException e) {
//        log.error(e.getMessage(), e);
        return R.failed(BestConstants.USER_NOT_PHONE_CODE,BestConstants.USER_NOT_PHONE_MSG);
    }
    /**
     * 自定义验证异常
     */
    @ExceptionHandler(MethodArgumentNotValidException.class)
    public Object handleMethodArgumentNotValidException(MethodArgumentNotValidException e) {
//        log.error(e.getMessage(), e);
        log.info("自定义验证异常");
        String message = e.getBindingResult().getFieldError().getDefaultMessage();
        return R.failed(message);
    }

}