if(filenameGlob != null)
if(filenameGlob != null && filenameGlob.length() != 0)
	public void init()	{		try		{			String filenameGlob = (String)getProperty("filenameGlob");			if(filenameGlob != null)			{				filenameRE = new RE(MiscUtilities.globToRE(					filenameGlob),RE.REG_ICASE);			}			String firstlineGlob = (String)getProperty("firstlineGlob");			if(firstlineGlob != null)			{				firstlineRE = new RE(MiscUtilities.globToRE(					firstlineGlob),RE.REG_ICASE);			}		}		catch(REException re)		{			Log.log(Log.ERROR,this,"Invalid filename/firstline"				+ " globs in mode " + name);			Log.log(Log.ERROR,this,re);		}	}