package com.vincent.rsf.server.common.exception;
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import com.vincent.rsf.framework.common.R;
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import com.vincent.rsf.framework.exception.CoolException;
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import com.vincent.rsf.server.common.constant.Constants;
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import com.vincent.rsf.server.common.utils.CommonUtil;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.security.access.AccessDeniedException;
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import org.springframework.web.HttpRequestMethodNotSupportedException;
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import org.springframework.web.bind.annotation.ControllerAdvice;
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import org.springframework.web.bind.annotation.ExceptionHandler;
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import org.springframework.web.bind.annotation.ResponseBody;
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import javax.servlet.http.HttpServletResponse;
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/**
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* 全局异常处理器
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*
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* @author vincent
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* @since 2018-02-22 11:29:30
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*/
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@ControllerAdvice
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public class GlobalExceptionHandler {
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private final Logger logger = LoggerFactory.getLogger(getClass());
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@ResponseBody
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@ExceptionHandler(HttpRequestMethodNotSupportedException.class)
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public R methodNotSupportedExceptionHandler(HttpRequestMethodNotSupportedException e,
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HttpServletResponse response) {
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e.printStackTrace();
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CommonUtil.addCrossHeaders(response);
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return R.error("The request method is incorrect");
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}
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@ResponseBody
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@ExceptionHandler(AccessDeniedException.class)
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public R accessDeniedExceptionHandler(AccessDeniedException e, HttpServletResponse response) {
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CommonUtil.addCrossHeaders(response);
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return R.parse(Constants.UNAUTHORIZED_CODE + "-" + Constants.UNAUTHORIZED_MSG);
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}
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@ResponseBody
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@ExceptionHandler(BusinessException.class)
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public R businessExceptionHandler(BusinessException e, HttpServletResponse response) {
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CommonUtil.addCrossHeaders(response);
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return R.parse(e.getMessage());
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}
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@ResponseBody
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@ExceptionHandler(CoolException.class)
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public R coolExceptionHandler(CoolException e, HttpServletResponse response) {
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CommonUtil.addCrossHeaders(response);
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return R.error(e.getMessage());
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}
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@ResponseBody
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@ExceptionHandler(Throwable.class)
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public R exceptionHandler(Throwable e, HttpServletResponse response) {
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logger.error(e.getMessage(), e);
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CommonUtil.addCrossHeaders(response);
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// 返回异常信息便于排查，避免仅返回 "Internal server error!"
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String msg = e.getMessage() != null && !e.getMessage().isEmpty() ? e.getMessage() : e.getClass().getSimpleName();
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if (e.getCause() != null && e.getCause().getMessage() != null && !e.getCause().getMessage().isEmpty()) {
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msg = msg + "; cause: " + e.getCause().getMessage();
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}
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return R.error(msg);
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}
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}
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