String result =
      (String)list.collectFirst(new AbstractPartialFunction()
      {
        public final boolean isDefinedAt(Map<String, Object> x1)
        {
          Map localMap = x1;
          boolean bool;
          if (localMap.get("a").isEmpty()) {
            bool = true;
          } else if (localMap.get("b").isEmpty()) {
            bool = true;
          } else {
            bool = false;
          }
          return bool;
        }

        public final <A1 extends Map<String, Object>, B1> B1 applyOrElse(A1 x1, Function1<A1, B1> default)
        {
          Map localMap = x1;
          Object localObject;
          if (localMap.get("a").isEmpty()) {
            localObject = "Error A";
          } else if (localMap.get("b").isEmpty()) {
            localObject = "Error B";
          } else {
            localObject = default.apply(x1);
          }
          return localObject;
        }
      }).getOrElse(new AbstractFunction0()
      {
        public final String apply()
        {
          return "";
        }
      });