Interface InspectableContainer

All Known Subinterfaces:
InspectablePositionalContainer, InspectableTree, PositionalContainer, Tree

public interface InspectableContainer

InspectableContainer: a read-only container for a bunch of objects.

Author:
Goodrich & Tamassia

Method Summary
 Iterator elements()
          get an iterator of all the objects in the container.
 boolean isEmpty()
          Are there any objects at all?
 int size()
          The number of objects in the container.
 

Method Detail

elements

public Iterator elements()
get an iterator of all the objects in the container.
Returns:
an Iterator which visits all the Objects in unspecified order.

isEmpty

public boolean isEmpty()
Are there any objects at all?
Returns:
true iff there are no objects.

size

public int size()
The number of objects in the container.
Returns:
the number of objects as an int.


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