Spring 共通异常捕获

Spring

说明

1
捕获异常，并发送邮件

代码

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package com.tre.common.base;

import com.tre.common.utils.R;
import com.tre.mail.MailOutBox;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;
import org.springframework.web.context.request.WebRequest;

import javax.servlet.http.HttpServletRequest;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.PrintStream;

@RestControllerAdvice
public class AutoResultExceptionHandler {

  private static final Logger logger = LoggerFactory.getLogger(AutoResultExceptionHandler.class);

  @Value("${emailUrl}")
  private String emailUrl;

  @Value("${emailUser}")
  private String emailUser;

  @Value("${emailPassward}")
  private String emailPassward;

  @Value("${emailFrom}")
  private String emailFrom;

  @Value("${emailTo}")
  private String emailTo;

  @Value("${toOther1}")
  private String toOther1;

  @Value("${toOther2}")
  private String toOther2;

  @Value("${emailTitle}")
  private String emailTitle;

  @ExceptionHandler(value = Exception.class)
  public R handleOtherExceptions(final Exception ex, final WebRequest req) throws IOException {

    ServletRequestAttributes attributes =
        (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
    HttpServletRequest request = attributes.getRequest();

    String branchcd = "";
    if (request.getHeader("branchcd") != null) {
      branchcd = request.getHeader("branchcd");
    } else {
      branchcd = (String) request.getSession().getAttribute("branchcd");
    }

    StringBuilder errorInfo = new StringBuilder();
    StackTraceElement st = ex.getStackTrace()[0];
    //    for (StackTraceElement stackTraceElement : st) {
    String exclass = st.getClassName();
    String method = st.getMethodName();
    int Number = st.getLineNumber();

    ByteArrayOutputStream out = new ByteArrayOutputStream();
    PrintStream pout = new PrintStream(out);
    ex.printStackTrace(pout);
    String ret = new String(out.toByteArray());
    pout.close();
    out.close();

    errorInfo.append("错误类：" + exclass + "\n");
    errorInfo.append("错误方法：" + method + "\n");
    errorInfo.append("错误行数：" + Number + "\n");
    errorInfo.append("错误原因：" + ret + "\n");
    errorInfo.append("店铺：" + branchcd + "\n");

    System.out.println(ret);
    //    }

    MailOutBox.open(emailUrl, 25, emailUser, emailPassward)
        .from(emailFrom)
        .to(emailTo, toOther1, toOther2)
        .subject(emailTitle)
        .addText(errorInfo.toString())
        .send()
        .close();

    return R.error(-1, ex.getMessage());
  }
}