001 /* 002 Copyright (C) 2001-2002 Laurent Martelli <laurent@aopsys.com> 003 004 This program is free software; you can redistribute it and/or modify 005 it under the terms of the GNU Lesser General Public License as 006 published by the Free Software Foundation; either version 2 of the 007 License, or (at your option) any later version. 008 009 This program is distributed in the hope that it will be useful, but 010 WITHOUT ANY WARRANTY; without even the implied warranty of 011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 012 Lesser General Public License for more details. 013 014 You should have received a copy of the GNU Lesser General Public 015 License along with this program; if not, write to the Free Software 016 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 017 USA */ 018 019 package org.objectweb.jac.aspects.gui; 020 021 import org.objectweb.jac.core.rtti.CollectionItem; 022 023 024 /** 025 * An abstract representation of a collection. */ 026 027 public interface CollectionModel extends Model { 028 /** 029 * Gets the number of rows of this collection. 030 * @return the number of rows 031 */ 032 int getRowCount(); 033 034 /** 035 * Returns the object at the row represented by the given index. 036 * 037 * @param index a row index */ 038 Object getObject(int index); 039 040 /** 041 * Returns the index of an object in the collection 042 * @param object the object whose index to find 043 * @return the index of object, or -1 if the object is not in the 044 * collection 045 */ 046 int indexOf(Object object); 047 048 /** 049 * Get the collection item represented by the model 050 * @return a collection item 051 */ 052 CollectionItem getCollection(); 053 }