// 启用或禁用订购合同订购合同
 @RequestMapping(value = "/enableOrDisable.json", method = RequestMethod.POST)
 @ResponseBody
 public Object enableOrDisable(@RequestParam List<String> purOrderIds, String status) {
   if (status.equals("disable")) { // 禁用
     return purchaseOrderService.disablePurchaseOrder(purOrderIds);
   } else { // 启用
     return purchaseOrderService.enablePurchaseOrder(purOrderIds);
   }
 }