java 科学计数法转成数值类型

/**
  *@name 精度控制
  */
 public Map<String, Object> jdkz(Map<String, Object> dataFormMap,
   Map<String, Object> sjMap) throws SwordBaseCheckedException {
  Map<String, Object> resMap = dataFormMap;
  double doubleNew = 0;
  for (Map.Entry<String, Object> tmpMap1 : sjMap.entrySet()) {
   String dd = tmpMap1.getKey();
   String keyValue = tmpMap1.getValue().toString();
   if (dataFormMap.get(dd) != null && !(dataFormMap.get(dd).toString().trim().equals(""))) {
    
   
   doubleNew = Double.parseDouble(dataFormMap.get(dd).toString());
   if (keyValue.equals("2")) {
    DecimalFormat df = new DecimalFormat("###############0.00");
    resMap.put(dd, df.format(doubleNew));
   }

   if (keyValue.equals("4")) {
    DecimalFormat df = new DecimalFormat("###############0.0000");
    resMap.put(dd, df.format(doubleNew));
   }

   if (keyValue.equals("6")) {
    DecimalFormat df = new DecimalFormat("###############0.000000");
    resMap.put(dd, df.format(doubleNew));
   }
   }
  }
  return resMap;
 }