ognl表达式根据map拼凑字符串返回

Map<String, String> test = new HashMap<String, String>() ;
  test.put("admin", "123456") ;
  test.put("xiaoming", "cv") ;
  String p = (String) Ognl.getValue("\"c:/file/idCard/\"+admin", test) ;
  System.out.println(p);