Source Code : List Example 1

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List Example 1

import org.apache.commons.collections.list.TreeList;
import org.apache.commons.collections.list.SetUniqueList;
import org.apache.commons.collections.list.CursorableLinkedList;

import java.util.List;
import java.util.ListIterator;

public class ListExampleV1 {
  public static void main(String args[]) {
    ListExampleV1 listExample = new ListExampleV1();
    listExample.createLists();

    uniqueList.add("Value1");
    uniqueList.add("Value1"); 
    System.err.println(uniqueList); // should contain only one element

    cursorList.add("Element1"); 
    cursorList.add("Element2"); 
    cursorList.add("Element3"); 

    ListIterator iterator = cursorList.listIterator();
    iterator.next(); // cursor now between 0th and 1st element
    iterator.add("Element2.5"); // adds this between 0th and 1st element

    System.err.println(cursorList); // modification done to the iterator are visible in the list
  }

  private void createLists() {
    uniqueList = SetUniqueList.decorate(new TreeList());
    cursorList = new CursorableLinkedList();
  }

  private static List uniqueList;
  private static List cursorList;
}
           
       

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