how to read file in java jacakson
try { // create object mapper instance ObjectMapper mapper = new ObjectMapper(); // convert JSON file to map Map<?, ?> map = mapper.readValue(Paths.get("book.json").toFile(), Map.class); // print map entries for (Map.Entry<?, ?> entry : map.entrySet()) { System.out.println(entry.getKey() + "=" + entry.getValue()); } } catch (Exception ex) { ex.printStackTrace(); }
