001/**
002 * #-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=#
003 *   This file is part of the LDP4j Project:
004 *     http://www.ldp4j.org/
005 *
006 *   Center for Open Middleware
007 *     http://www.centeropenmiddleware.com/
008 * #-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=#
009 *   Copyright (C) 2014 Center for Open Middleware.
010 * #-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=#
011 *   Licensed under the Apache License, Version 2.0 (the "License");
012 *   you may not use this file except in compliance with the License.
013 *   You may obtain a copy of the License at
014 *
015 *             http://www.apache.org/licenses/LICENSE-2.0
016 *
017 *   Unless required by applicable law or agreed to in writing, software
018 *   distributed under the License is distributed on an "AS IS" BASIS,
019 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
020 *   See the License for the specific language governing permissions and
021 *   limitations under the License.
022 * #-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=#
023 *   Artifact    : org.ldp4j.framework:ldp4j-application-api:0.2.0
024 *   Bundle      : ldp4j-application-api-0.2.0.jar
025 * #-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=#
026 */
027package org.ldp4j.application.ext;
028
029import org.ldp4j.application.session.ResourceSnapshot;
030import org.ldp4j.application.session.WriteSession;
031
032/**
033 * Interface to be implemented by {@link ResourceHandler} implementations that
034 * also support resource deletion.
035 */
036public interface Deletable {
037
038  /**
039   * Delete a resource managed by a resource handler.
040   *
041   * @param resource
042   *            the resource that is to be deleted.
043   * @param session
044   *            the session to use for registering the side effects of the
045   *            operation.
046   * @throws UnknownResourceException
047   *             if the specified resource is not managed by the resource
048   *             handler.
049   * @throws ApplicationRuntimeException
050   *             if an internal exception prevents the deletion of the
051   *             resource.
052   */
053  void delete(ResourceSnapshot resource, WriteSession session)
054        throws UnknownResourceException;
055
056}