String str= "{\" student\ ": [{\" name\ ": \" leilei\ ", \" age\ ": 23},{\" name\ ": \" leilei02\ ", \" age\ ": +}]}" ; Student stu = null <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::p rintln)
arraylist<student> list=New arraylist<student>(); Student S1=new Student (); S1.setname ("leilei01"); S1.setage (+); Student s2=new Student (); S2.setname ("leilei02"); S2.setage,List.add (S1); List.add (S2); StringWriter str=new StringWriter (); objectmapper objectmapper=new Objectmapper (); Try { catch (Exception e) { e.printstacktrace ();} System.out.println (str);
Com.fasterxml.jackson.databind.ObjectMapper. ReadValue. Convertvalue