/*
 * Copyright (C) 2006 Alfresco, Inc.
 *
 * Licensed under the Mozilla Public License version 1.1 
 * with a permitted attribution clause. You may obtain a
 * copy of the License at
 *
 *   http://www.alfresco.org/legal/license.txt
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific
 * language governing permissions and limitations under the
 * License.
 */

package org.alfresco.repo.avm;

import java.util.List;

import org.alfresco.service.namespace.QName;

/**
 * DAO for AVMAspectNames.
 * @author britt
 */
public interface AVMAspectNameDAO
{
    /**
     * Persist an aspect name.
     * @param aspectName The item to persist.
     */
    public void save(AVMAspectName aspectName);
    
    /**
     * Delete an Aspect Name.
     * @param aspectName The item to delete.
     */
    public void delete(AVMAspectName aspectName);
    
    /**
     * Delete a single aspect name from a node.
     * @param node The node.
     * @param aspectName The aspect name.
     */
    public void delete(AVMNode node, QName aspectName);
    
    /**
     * Delete all Aspect Names on a given node.
     * @param node The given node.
     */
    public void delete(AVMNode node);
    
    /**
     * Get all Aspect Names for a given node.
     * @param node The AVM Node.
     * @return A List of AVMAspectNames.
     */
    public List<AVMAspectName> get(AVMNode node);
    
    /**
     * Does the given node have the given asset.
     * @param node The AVM node.
     * @param name The QName of the Aspect.
     * @return Whether the aspect is there.
     */
    public boolean exists(AVMNode node, QName name);
}