// Online Java Compiler
// Use this editor to write, compile and run your Java code online
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Comparator;
import java.util.Date;
import java.util.List;
public class Main {
public static void main(String[] args) {
List<YourObject> yourList = new ArrayList<>();
// Add objects to yourList
YourObject obj1 = new YourObject();
obj1.setDateString("2023-09-01");
YourObject obj2 = new YourObject();
obj2.setDateString("2022-07-02");
YourObject obj3 = new YourObject();
obj3.setDateString("2021-08-06");
yourList.add(obj1);
yourList.add(obj2);
yourList.add(obj3);
// Sort the list based on the string field "dateString" using Java Stream API
yourList.sort(Comparator.comparing(obj -> {
SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd");
try {
Date date = dateFormat.parse(obj.getDateString());
return date;
} catch (ParseException e) {
e.printStackTrace();
}
return null;
}));
// Print the sorted list
yourList.forEach((obj -> System.out.println(obj.getDateString())));
}
}
class YourObject {
private String dateString;
public String getDateString() {
return dateString;
}
public void setDateString(String dateString) {
this.dateString = dateString;
}
// Add other fields and methods as needed
}
