reate(Ci.nsIFile.NORMAL_FILE_TYPE, FileUtils.PERMS_FILE); appDirTestFile.remove(false); } } } catch (e) { LOG("getCanApplyUpdates - unable to apply updates. Exception: " + e); // No write access to the installation directory return false; } LOG("getCanApplyUpdates - able to apply updates"); return true; } /** * Whether or not the application can stage an update for the current session. * These checks are only performed once per session due to using a lazy getter. * * @return true if updates can be staged for this session. */ XPCOMUtils.defineLazyGetter(this, "gCanStageUpdatesSession", function aus_gCSUS() { if (getElevationRequired()) { LOG("gCanStageUpdatesSession - unable to stage updates because elevation " + "is required."); return false; } try { let updateTestFile; if (AppConstants.platform == "macosx") { updateTestFile = getUpdateFile([FILE_UPDATE_TEST]); } else { updateTestFile = getInstallDirRoot(); updateTestFile.append(FILE_UPDATE_TEST); } LOG("gCanStageUpdatesSession - testing write access " + updateTestFile.path); testWriteAccess(updateTestFile, true); if (AppConstants.platform != "macosx") { // On all platforms except Mac, we need to test the parent directory as // well, as we need to be able to move files in that directory during the // replacing step. updateTestFile = getInstallDirRoot().parent; updateTestFile.append(FILE_UPDATE_TEST); LOG("gCanStageUpdatesSession - testing write access " + updateTestFile.path); updateTestFile.createUnique(Ci.nsIFile.DIRECTORY_TYPE, FileUtils.PERMS_DIRECTORY); updateTestFile.remove(false); } } catch (e) { LOG("gCanStageUpdatesSession - unable to stage updates. Exception: " + e); // No write privileges return false; } LOG("gCanStageUpdatesSession - able to stage updates"); return true; }); /** * Whether or not the application can stage an update. * * @return true if updates can be staged. */ function getCanStageUpdates() { // If staging updates are disabled, then just bail out! if (!Services.prefs.getBoolPref(PREF_APP_UPDATE_STAGING_ENABLED, false)) { LOG("getCanStageUpdates - staging updates is disabled by preference " + PREF_APP_UPDATE_STAGING_ENABLED); return false; } if (AppConstants.platform == "win" && shouldUseService()) { // No need to perform directory write checks, the maintenance service will // be able to write to all directories. LOG("getCanStageUpdates - able to stage updates using the service"); return true; } if (!hasUpdateMutex()) { LOG("getCanStageUpdates - unable to apply updates because another " + "instance of the application is already handling updates for this " + "installation."); return false; } return gCanStageUpdatesSession; } /** * Logs a string to the error console. If enabled, also logs to the update * messages file. * @param string * The string to write to the error console. */ function LOG(string) { if (gLogEnabled) { dump("*** AUS:SVC " + string + "\n"); Services.console.logStringMessage("AUS:SVC " + string); if (gLogfileEnabled) { if (!gLogfileWritePromise) { let logfile = Services.dirsvc.get(KEY_PROFILE_DIR, Ci.nsIFile); logfile.append(FILE_UPDATE_MESSAGES); gLogfileWritePromise = OS.File.open(logfile.path, {write: true, append: true}) .catch(error => { dump("*** AUS:SVC Unable to open messages file: " + error + "\n"); Services.console.logStringMessage("AUS:SVC Unable to open messages " + "file: " + error); // Reject on failure so that writes are not attempted without a file // handle. return Promise.reject(error); }); } gLogfileWritePromise = gLogfileWritePromise.then(async logfile => { // Catch failures from write promises and always return the logfile. // This allows subsequent write attempts and ensures that the file // handle keeps getting passed down the promise chain so that it will // be properly closed on shutdown. try { let encoded = new TextEncoder().encode(string + "\n"); await logfile.write(encoded); await logfile.flush(); } catch (e) { dump("*** AUS:SVC Unable to write to messages file: " + e + "\n"); Services.console.logStringMessage("AUS:SVC Unable to write to " + "messages file: " + e); } return logfile; }); } } } /** * Gets the specified directory at the specified hierarchy under the * update root directory and creates it if it doesn't exist. * @param pathArray * An array of path components to locate beneath the directory * specified by |key| * @return nsIFile object for the location specified. */ function getUpdateDirCreate(pathArray) { return FileUtils.getDir(KEY_UPDROOT, pathArray, true); } /** * Gets the application base directory. * * @return nsIFile object for the application base directory. */ function getAppBaseDir() { return Services.dirsvc.get(KEY_EXECUTABLE, Ci.nsIFile).parent; } /** * Gets the root of the installation directory which is the application * bundle directory on Mac OS X and the location of the application binary * on all other platforms. * * @return nsIFile object for the directory */ function getInstallDirRoot() { let dir = getAppBaseDir(); if (AppConstants.platform == "macosx") { // On Mac, we store the Updated.app directory inside the bundle directory. dir = dir.parent.parent; } return dir; } /** * Gets the file at the specified hierarchy under the update root directory. * @param pathArray * An array of path components to locate beneath the directory * specified by |key|. The last item in this array must be the * leaf name of a file. * @return nsIFile object for the file specified. The file is NOT created * if it does not exist, however all required directories along * the way are. */ function getUpdateFile(pathArray) { let file = getUpdateDirCreate(pathArray.slice(0, -1)); file.append(pathArray[pathArray.length - 1]); return file; } /** * Returns human readable status text from the updates.properties bundle * based on an error code * @param code * The error code to look up human readable status text for * @param defaultCode * The default code to look up should human readable status text * not exist for |code| * @return A human readable status text string */ function getStatusTextFromCode(code, defaultCode) { let reason; try { reason = gUpdateBundle.GetStringFromName("check_error-" + code); LOG("getStatusTextFromCode - transfer error: " + reason + ", code: " + code); } catch (e) { // Use the default reason reason = gUpdateBundle.GetStringFromName("check_error-" + defaultCode); LOG("getStatusTextFromCode - transfer error: " + reason + ", default code: " + defaultCode); } return reason; } /** * Get the Active Updates directory * @return The active updates directory, as a nsIFile object */ function getUpdatesDir() { // Right now, we only support downloading one patch at a time, so we always // use the same target directory. return getUpdateDirCreate([DIR_UPDATES, "0"]); } /** * Reads the update state from the update.status file in the specified * directory. * @param dir * The dir to look for an update.status file in * @return The status value of the update. */ function readStatusFile(dir) { let statusFile = dir.clone(); statusFile.append(FILE_UPDATE_STATUS); let status = readStringFromFile(statusFile) || STATE_NONE; LOG("readStatusFile - status: " + status + ", path: " + statusFile.path); return status; } /** * Reads the binary t
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    城镇小型海王娱乐棋牌哪个品牌好

          发表于: 2019-08-22 13:50      来源:http://www.nstargame.com/      作者:海王娱乐棋牌国际

      城镇小型海王娱乐棋牌哪个品牌好?想必是很多打算开美容院的人非常像了解的话题!随着城乡一体化趋势的推进,现在城乡之前的差距越老越小,但是总体来说,城镇人口相对农村人口来说,消费能力以及经济增长要更大一点。所以很多人在考虑创业开店的时候,特别是开美容加盟店的时候,都会考虑在城镇开,这样经济压力不会太大,但是有一定的市场空间。所以,这两年城镇小型海王娱乐棋牌的咨询越来越多。
     
    小型海王娱乐棋牌哪个品牌好
     
     

      城镇小型海王娱乐棋牌哪个品牌好

     
      这里,我们需要注意点,我们在考虑城镇小型海王娱乐棋牌的时候,一定要有一个正确的态度,把它当成一份事业来说,当成自己生活的一部分来经营,在选择的时候一定要慎重,在经营的时候一定要用心。
     
      如果下定决心要做城镇小型海王娱乐棋牌店,不仅要在初期选择品牌的时候多注意,还要注意选址等问题,毕竟一线城市或是二线城市等,不同的空间美容行业的发展是不同的,并且本身美容店就有地域上的局限性,如果想要在二线城市开一家海王娱乐棋牌店,就一定要进行实地考察,看当地的黄金位置美容是否已经饱和等,不要盲目的仅凭着一腔的热情就想要开店。
     
      在清楚这一点之后,我们在选择城镇小型海王娱乐棋牌品牌的时候,就要先对品牌进行考核以及筛选,在确定品牌之后,在开店的时候也不能大意不仅要注意选址,在选址以及营销或是开店宣传等方面都不能忽视。
     
      首先,想要开一家城镇小型海王娱乐棋牌店,在装修上,从自己的整体定位是高端消费还是大众消费,我们在确定好之后基本就可以定调装修,不仅要有格调,还要让人感觉到温馨、舒适,能够让客户最大程度的放松。
     
      而装修作为自己开店的门面工作,绝好好外部形象之后,就要要对内部的设备做好准备。一般我们开店的时候,选择的品牌根据我们开店的面积等,都会给予不同力度的支持,但是由于当地的消费水平等,对美容仪器进行辩证的选择。
     
      准备好设备之后接下里就是美容师的选择,美容师是重点,无论是外在形象还是专业手法等都不能忽视,一个专业的美容师可以作为招牌。
     
      再者就是服务,好的服务不仅给客户最佳的体验,还有利于吸引回头客。
     
      上述几点就是我们在开城镇小型海王娱乐棋牌店的时候都不能忽视的。

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