001 /** 002 * =========================================================== 003 * LibRepository : a free Java content repository access layer 004 * =========================================================== 005 * 006 * Project Info: http://jfreereport.pentaho.org/librepository/ 007 * 008 * (C) Copyright 2006, by Pentaho Corporation and Contributors. 009 * 010 * This library is free software; you can redistribute it and/or modify it under the terms 011 * of the GNU Lesser General Public License as published by the Free Software Foundation; 012 * either version 2.1 of the License, or (at your option) any later version. 013 * 014 * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; 015 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 016 * See the GNU Lesser General Public License for more details. 017 * 018 * You should have received a copy of the GNU Lesser General Public License along with this 019 * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, 020 * Boston, MA 02111-1307, USA. 021 * 022 * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 023 * in the United States and other countries.] 024 * 025 * ------------ 026 * ContentLocation.java 027 * ------------ 028 * (C) Copyright 2006, by Pentaho Corporation. 029 */ 030 031 package org.jfree.repository; 032 033 /** 034 * This represents a container in the repository. If the repository is a 035 * filesystem, this will be a directory. 036 * 037 * @author Thomas Morgner 038 */ 039 public interface ContentLocation extends ContentEntity 040 { 041 public ContentEntity[] listContents() throws ContentIOException; 042 043 public ContentEntity getEntry (String name) throws ContentIOException; 044 045 /** 046 * Creates a new data item in the current location. This method must never 047 * return null. 048 * 049 * @param name 050 * @return 051 * @throws ContentCreationException if the item could not be created. 052 */ 053 public ContentItem createItem (String name) throws ContentCreationException; 054 public ContentLocation createLocation (String name) throws ContentCreationException; 055 056 public boolean exists(final String name); 057 }