1/*- 2 * See the file LICENSE for redistribution information. 3 * 4 * Copyright (c) 2002,2008 Oracle. All rights reserved. 5 * 6 * $Id: MarshalledKey.java,v 12.7 2008/01/08 20:58:30 bostic Exp $ 7 */ 8 9package collections.ship.marshal; 10 11import com.sleepycat.bind.tuple.TupleInput; 12import com.sleepycat.bind.tuple.TupleOutput; 13 14/** 15 * MarshalledKey is implemented by key objects and called by {@link 16 * SampleViews.MarshalledKeyBinding}. In this sample, MarshalledKey is 17 * implemented by {@link PartKey}, {@link SupplierKey}, and {@link 18 * ShipmentKey}. This interface is package-protected rather than public to 19 * hide the marshalling interface from other users of the data objects. Note 20 * that a MarshalledKey must also have a no arguments constructor so 21 * that it can be instantiated by the binding. 22 * 23 * @author Mark Hayes 24 */ 25interface MarshalledKey { 26 27 /** 28 * Construct the key tuple entry from the key object. 29 */ 30 void marshalKey(TupleOutput keyOutput); 31 32 /** 33 * Construct the key object from the key tuple entry. 34 */ 35 void unmarshalKey(TupleInput keyInput); 36} 37