code: public String addUnits( String value ) {
  
  		StringBuffer buff = new StringBuffer(100);
  		
  		long bytes = Long.parseLong(value);
  
  		if( bytes < 1000000 ) {
  			
  			buff.append(value);
  			buff.append("B");
  			
  		} else {
  			
  			int unit = 1000;
  			int exp = (int) (Math.log(bytes) / Math.log(unit));
  			String pre = "kMGTPE".charAt(exp-1)+"";
  			String ov = String.format("%.1f%sB", bytes / Math.pow(unit, exp), pre);
  			buff.append(ov);
  			
  		}
  
  		return buff.toString();
  		
  	}
docs: Utility method to include the SI unit name.
  @param value The value of a Long in String form.
  @return Rounded value with appended SI units.  For example, 45.3MB, 62B, 27.2GB, etc.