OInstance.java |
1 /* 2 * OInstance.java 3 * 4 * Copyright (c) 2002, The University of Sheffield. 5 * 6 * This file is part of GATE (see http://gate.ac.uk/), and is free 7 * software, licenced under the GNU Library General Public License, 8 * Version 2, June1991. 9 * 10 * A copy of this licence is included in the distribution in the file 11 * licence.html, and is also available at http://gate.ac.uk/gate/licence.html. 12 * 13 * Kalina Bontcheva 11/2003 14 * 15 * 16 * $Id: OInstance.java,v 1.4 2004/07/27 17:38:30 kalina Exp $ 17 */ 18 19 package gate.creole.ontology; 20 21 import java.util.Set; 22 23 public interface OInstance{ 24 25 /** Gets the class of this instance. 26 * @return the class 27 */ 28 public OClass getOClass(); 29 30 /** Gets the name of this instance. 31 * @return the name 32 */ 33 public String getName(); 34 35 /** Sets the user data of this instance. To be used to 36 * store arbitrary data on instances. 37 */ 38 public void setUserData(Object theUserData); 39 40 /** Gets the user data of this instance. 41 * @return the object which is user data 42 */ 43 public Object getUserData(); 44 45 public void setDifferentFrom(OInstance theIndividual); 46 47 public Set getDifferentFrom(); 48 49 public void setPropertyValue(Property theProperty, Object theValue); 50 51 public Object getPropertyValue(Property theProperty); 52 53 public void setSameIndividualAs(OInstance theIndividual); 54 55 public Set getSameIndividualAs(); 56 57 }