How can i sorted arraylist from 2 different arraylist? like two arraylist, gender and student. How to view the student details in genderwise

Question

stringArrayList.add(gender_type);
stdentlists.add(new Stdentlists(id,gender_type,std_name,std_age,std_class));


Set<String> stringSet = new HashSet<String>(stringArrayList);
ArrayList<String> afterRemovingduplicate = new ArrayList<String>(stringSet);

Answer 1

代替单独的arraylist，创建一个模型，该模型具有诸如gender，student ...等字段。然后尝试对单个arraylist进行排序。