com.fasterxml.jackson.databind.ObjectMapper. .readValue .convertValue
阿新 • • 發佈:2018-07-23
code tab name clas ack array iter println out
String str="{\"student\":[{\"name\":\"leilei\",\"age\":23},{\"name\":\"leilei02\",\"age\":23}]}"; Student stu = null; List<Student> list = null; try { ObjectMapper objectMapper=new ObjectMapper(); StudentList studentList=objectMapper.readValue(str, StudentList.class); list=studentList.getStudent(); } catch (Exception e) { e.printStackTrace(); } list.streams.forEach(System::out::println)
ArrayList<Student> list=new ArrayList<Student>(); Student s1=new Student(); s1.setName("leilei01"); s1.setAge(23); Student s2=new Student(); s2.setName("leilei02"); s2.setAge(23); list.add(s1); list.add(s2); StringWriter str=new StringWriter(); ObjectMapper objectMapper=new ObjectMapper(); try { objectMapper.writeValue(str, list); } catch (Exception e) { e.printStackTrace(); } System.out.println(str);
com.fasterxml.jackson.databind.ObjectMapper. .readValue .convertValue