Java Arraylist Deep Copy
public class CloneArrayListMain {
public static void main(String[] args) {
ArrayList<Student> studentList = new ArrayList<>();
studentList.add(new Student("Rohan","102",new Date(2002, 02, 12)));
studentList.add(new Student("David","105",new Date(1999, 05, 30)));
ArrayList<Student> clonedStudentList = new ArrayList<>();
for(Student st:studentList)
{
clonedStudentList.add(st.clone());
}
// Update list
clonedStudentList.get(0).setName("John");
System.out.println("-----------Original List-----------");
studentList.forEach(e->System.out.println(e.getName()+" "+e.getId()));
System.out.println("-----------Copied List----------");
clonedStudentList.forEach(e->System.out.println(e.getName()+" "+e.getId()));
}
}
Testy Tarsier