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errorInfo.setTime(new Date());
//文件名
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
String date = sdf.format(new Date());
String filename = "errors_log." + date + “.txt”;
File file = new File("/data/wwwroot/error_logs/");
if (!file.exists()) {
file.mkdirs();
}
//将错误信息存入文件
try( BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(filename, true), "UTF-8"))) {
writer.write(errorInfo.toString());
} catch (IOException e) {
e.printStackTrace();
}