001/*
002 *  Copyright 2012 Anyware Services
003 *
004 *  Licensed under the Apache License, Version 2.0 (the "License");
005 *  you may not use this file except in compliance with the License.
006 *  You may obtain a copy of the License at
007 *
008 *      http://www.apache.org/licenses/LICENSE-2.0
009 *
010 *  Unless required by applicable law or agreed to in writing, software
011 *  distributed under the License is distributed on an "AS IS" BASIS,
012 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 *  See the License for the specific language governing permissions and
014 *  limitations under the License.
015 */
016package org.ametys.cms.source;
017
018import java.io.IOException;
019
020import org.apache.excalibur.source.Source;
021
022/**
023 * Provides an overridable mechanism for selecting a view (a XSL file in most cases).
024 */
025public interface ViewSelector
026{
027    
028    /** The avalon role. */
029    public static final String ROLE = ViewSelector.class.getName();
030    
031    /**
032     * Get the file source for the requested location.
033     * @param pluginName The current plugin name. Can be null.
034     * @param location the requested location.
035     * @return the file source.
036     * @throws IOException if the Source cannot be resolved.
037     */
038    public Source getSource(String pluginName, String location) throws IOException;
039    
040}