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Other 2021-11-09 02:00:18
objectMapper read list of type
// As array (then convert to a list) MyClass[] myObjects = mapper.readValue(json, MyClass[].class); // With TypeReference List<MyClass> myObjects = mapper.readValue(jsonInput, new TypeReference<List<MyClass>>(){}); // with TypeFactory ... Add solution -
Java 2021-10-29 04:48:15
jackson object to json
ObjectMapper objectMapper = new ObjectMapper(); String carJson = "{ \"brand\" : \"Mercedes\", \"doors\" : 5 }"; try { Car car = objectMapper.readValue(carJson, Car.class); System.out.println("car... Add solution -
Java 2021-09-20 21:37:03
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 (... Add solution