Interface ObjectList

All Superinterfaces:
Collection<Object>, Iterable<Object>, List<Object>
All Known Implementing Classes:
ObjectListImpl

public interface ObjectList extends List<Object>

The ObjectList is an immutable ordered collection of Object.

Version:
$Id: ObjectList.java 744816 2009-02-16 06:03:18Z mrglavas $
Author:
Ankit Pasricha, IBM
  • Method Details

    • getLength

      int getLength()
      The number of Objects in the list. The range of valid child object indices is 0 to length-1 inclusive.
    • contains

      boolean contains(Object item)
      Checks if the Object item is a member of this list.
      Specified by:
      contains in interface Collection<Object>
      Specified by:
      contains in interface List<Object>
      Parameters:
      item - Object whose presence in this list is to be tested.
      Returns:
      True if this list contains the Object item.
    • item

      Object item(int index)
      Returns the indexth item in the collection or null if index is greater than or equal to the number of objects in the list. The index starts at 0.
      Parameters:
      index - index into the collection.
      Returns:
      The Object at the indexth position in the ObjectList, or null if the index specified is not valid - greater than or equal to the number of items in the list or less than zero.