// @author Frank M. Carrano, Timothy M. Henry
// @version 5.0

package TreePackage;
import java.util.Iterator;
/**
   An interface for a node in a general tree.
   
   @author Frank M. Carrano
   @author Timothy M. Henry
   @version 5.0
*/
interface GeneralNodeInterface<T>
{
   public T getData();
   public void setData(T newData);
   public boolean isLeaf();
   public Iterator<GeneralNodeInterface<T>> getChildrenIterator();
   public void addChild(GeneralNodeInterface<T> newChild);
} // end GeneralNodeInterface