package edu.hebtu.movingcampus.utils; public class LogFactory { private static final String TAG = "EOE_CN"; private static CommonLog log = null; public static CommonLog createLog() { if (log == null) { log = new CommonLog(); } log.setTag(TAG); return log; } public static CommonLog createLog(String tag) { if (log == null) { log = new CommonLog(); } if (tag == null || tag.length() < 1) { log.setTag(TAG); } else { log.setTag(tag); } return log; } }