public static void main(String[] args) {
		
		Assemble_dir ad = new Assemble_dir();
		
		//if (args==null || args.length==0){
		//	System.out.println("Usage: java -jar BatchAssemble input directory> <output directory> <lookup table path> <regular expression filter> <overwrite=true/false>");
		//	System.out.println("Use # to use the default value");
		//	System.exit(1);
		//}
		
		ad.inputDir = args.length > 0 && !args[0].equalsIgnoreCase("#") ? args[0]
				: ad.inputDir;
		ad.outputDir = args.length > 1 && !args[1].equalsIgnoreCase("#") ? args[1]
				: ad.outputDir;
		ad.lookupTable = args.length > 2 && !args[2].equalsIgnoreCase("#") ? args[2]
				: ad.lookupTable;
		ad.rex = args.length > 3 && !args[3].equalsIgnoreCase("#") ? args[3]
				: ad.rex;	
		ad.overwrite = args.length > 4 ? Boolean.parseBoolean(args[4]) : ad.overwrite;
			
		ad.go();
		System.out.println("All files complete.");
	}