Question

手机中有个***download的目录，其中存有如下文件：log-2013-05-15.txt（日期名称的），是干什么的？

log-2013-05-15.txt文件内容如下：

17:03:44error[Engine]thread Id: 1997 Failed to submit! status code：204,content:Failed to fetch error content
17:03:44error[Engine]thread Id: 1997 Exception when communicate to server,http://api.1000chi.com/?appid=2&args=%7B%22engine_channel%22%3A%22eclipse%22%2C%22sub_channel%22%3A%22%22%2C%22mbl%22%3A%22%22%2C%22engine_sub_channel%22%3A%22alpha%22%2C%22oem%22%3A%22%22%2C%22device_identifier%22%3A%22%22%2C%22product_id%22%3A%22%22%2C%22engine_product_id%22%3A%2259%22%2C%22engine_ver%22%3A%22204%22%2C%22ua%22%3A%22%22%2C%22resolution%22%3A%22%22%2C%22ver%22%3A%22%22%2C%22channel%22%3A%22%22%7D&method=user.init_device&share_args=%7B%22mbl%22%3A%224.0.3%22%2C%22sub_channel%22%3A%22subYjf%22%2C%22device_identifier%22%3A%22A100003104CA5D%22%2C%22oem%22%3A%22123%22%2C%22product_id%22%3A%22%22%2C%22did%22%3A%22%22%2C%22ua%22%3A%22HTC+T328d%22%2C%22resolution%22%3A%22480_800%22%2C%22ver%22%3A%2223802%22%2C%22channel%22%3A%22yjf%22%2C%22access_point%22%3A%223%22%7D&signature=4c860ce600f61c26a0e933847fcae670 e:java.lang.NullPointerException
17:03:44error[Engine]thread Id: 1997 registP2sp error:java.lang.NullPointerException

Answer 1

缓存文件记录

Answer 2

download就是下载的意思，那里的文件都是你上网的时候自动下载的，貌似是没有用的。