TopLogging.java 文件源码

private static synchronized Handler defaultHandler() {
    if (defaultHandler != null) return defaultHandler;

    File home = Places.getUserDirectory();
    if (home != null && !CLIOptions.noLogging) {
        File dir = new File(new File(home, "var"), "log");
        dir.mkdirs ();

        Handler h = NbLogging.createMessagesHandler(dir);
        defaultHandler = NbLogging.createDispatchHandler(h, 5000);
    }

    if (defaultHandler == null) {
        defaultHandler = streamHandler();
        disabledConsole = true;
    }
    return defaultHandler;
}