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Android操作系統是否將系統事件記錄到某個日誌文件?如果是這樣,我在哪裏/如何讀取這個?Android系統日誌文件
背景:在我昨晚離開我的SEMC X10 Mini Pro後,我醒來發現它已關閉。我想查看一個日誌文件來嘗試解決何時以及爲什麼電話關機。
Android操作系統是否將系統事件記錄到某個日誌文件?如果是這樣,我在哪裏/如何讀取這個?Android系統日誌文件
背景:在我昨晚離開我的SEMC X10 Mini Pro後,我醒來發現它已關閉。我想查看一個日誌文件來嘗試解決何時以及爲什麼電話關機。
找到this older post,這可能對你也很有趣。
使用這個類:這將WITE登錄到SD
public class Logger {
public static final String APP_ID = "Android APP";
public static String logDir = "/androidapp";
public static String logFileName = "/log.txt";
public static boolean writeLogsToFile = false;
public static final int LOG_LEVEL_VERBOSE = 4;
public static final int LOG_LEVEL_DEBUG = 3;
public static final int LOG_LEVEL_INFO = 2;
public static final int LOG_LEVEL_ERROR = 1;
public static final int LOG_LEVEL_OFF = 0;
public static final int CURRENT_LOG_LEVEL = LOG_LEVEL_DEBUG;
public static void log(String message, int logLevel) {
if (logLevel > CURRENT_LOG_LEVEL) {
return;
} else {
Log.v(APP_ID, message);
if (writeLogsToFile) {
writeToFile(message);
}
}
}
private static void writeToFile(String message) {
try {
File sdCard = Environment.getExternalStorageDirectory();
File dir = new File(sdCard.getAbsolutePath() + logDir);
dir.mkdirs();
File file = new File(dir, logFileName);
PrintWriter writer = new PrintWriter(new BufferedWriter(new FileWriter(file, true), 8 * 1024));
writer.println(APP_ID + " " + new Date().toString() + " : " + message);
writer.flush();
writer.close();
} catch (Exception e) {
e.printStackTrace();
}
}
public static void verbose(String message) {
log(message, LOG_LEVEL_VERBOSE);
}
public static void debug(String message) {
log(message, LOG_LEVEL_DEBUG);
}
public static void error(String message) {
log(message, LOG_LEVEL_ERROR);
}
public static void info(String message) {
log(message, LOG_LEVEL_INFO);
}
}
日誌收集器從Android Market廣場文件是完美的,謝謝。 – Michael