@SuppressWarnings("unchecked")
	private void readFile() {
		FileInputStream 
	        sfis = null,
	        rfis = null;
	    ObjectInputStream
	        sois = null,
	        rois = null;
	    try {
			sfis = new FileInputStream(sendURL);
			rfis = new FileInputStream(reportURL);
			if(sfis.available() > 0) sois = new ObjectInputStream(sfis);
			if(rfis.available() > 0) rois = new ObjectInputStream(rfis);
			sendList = (ArrayList<SendCommodityPO>) sois.readObject();
			reportList = (ArrayList<ReportCommodityPO>) rois.readObject();
			
		} catch (FileNotFoundException e) {
			System.out.println("sendCommodityPO or ReportCommodityPO.out not found");
		} catch (IOException e) {
			e.printStackTrace();
		} catch (ClassNotFoundException e) {
			System.out.println(".out读取问题");
		}
		
		
	}