javabean
package com.daily.json;import com.alibaba.fastjson.annotation.jsonfield;import java.util.date;public class student { @jsonfield(name = name, ordinal = 3) private string name; @jsonfield(ordinal = 2) private int age; @jsonfield(format = yyyy-mm-dd hh:mm:ss, ordinal = 1) private date birthday; @jsonfield(serialize = false) private string addr; public string getname() { return name; } public void setname(string name) { this.name = name; } public int getage() { return age; } public void setage(int age) { this.age = age; } public date getbirthday() { return birthday; } public void setbirthday(date birthday) { this.birthday = birthday; } public string getaddr() { return addr; } public void setaddr(string addr) { this.addr = addr; }}
测试类
package com.daily.json;import com.alibaba.fastjson.json;import com.alibaba.fastjson.typereference;import com.alibaba.fastjson.serializer.propertyfilter;import java.util.arraylist;import java.util.date;import java.util.list;public class testfastjson { private static student student; private static list<student> studentlist; static { student = new student(); student.setname(张三); student.setage(18); student.setbirthday(new date()); student.setaddr(湖南); studentlist = new arraylist<>(); studentlist.add(student); studentlist.add(student); } private static propertyfilter propertyfilter = (object, name, value) -> { if (name.equals(age) && value.equals(18)) { return false; } return true; }; public static void main(string[] args) { string studentstr = json.tojsonstring(student); //转对象 student student1 = json.parseobject(studentstr, student.class); student student2 = json.parseobject(studentstr, new typereference<student>() {}); //转集合 string studentliststr = json.tojsonstring(studentlist); list<student> students = json.parsearray(studentliststr, student.class); list<student> students2 = json.parseobject(studentliststr, new typereference() { }); //过滤字段，默认过滤null string student3 = json.tojsonstring(student, propertyfilter); system.out.println(student3); }}
以上就是fastjson常用的场景介绍（代码）的详细内容。