Gson json转list

json转实体类

Person person = gson.fromJson(str, Person.class); 

json转List

List<Person> ps = gson.fromJson(str, new TypeToken<List<Person>>(){}.getType());  
for(int i = 0; i < ps.size() ; i++)  
{  
     Person p = ps.get(i);  
     System.out.println(p.toString());  
}