1: public boolean contains(T anEntry) 2: { 3: Node currentNode = firstNode; 4: 5: while ( (currentNode != null) && 6: (anEntry.compareTo(currentNode.getData()) > 0) ) 7: { 8: currentNode = currentNode.getNextNode(); 9: } // end while 10: 11: return (currentNode != null) && 12: anEntry.equals(currentNode.getData()); 13: } // end contains 14: // Version 4.0