高效开发之：try catch的异常堆栈信息转字符串处理

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catch (Exception e){
e.printStackTrace();
}

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public static String getExceptionString(Exception e) throws IOException {
//读取异常堆栈信息
ByteArrayOutputStream arrayOutputStream=new ByteArrayOutputStream();
e.printStackTrace(new PrintStream(arrayOutputStream));
//通过字节数组转换输入输出流
BufferedReader fr=new BufferedReader(new InputStreamReader(new ByteArrayInputStream(arrayOutputStream.toByteArray())));
String str;
StringBuilder exceptionStr=new StringBuilder();
while ((str=fr.readLine())!=null){
exceptionStr.append(str);
}
//一定一定要关闭流
fr.close();
return exceptionStr.toString();
}

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catch (Exception e) {
String exceptionStr = getExceptionString(e);
System.out.println(exceptionStr);//此处可以进行入库处理等..
}