1 /* 2 * $Id: Renderer.java 1215008 2011-12-16 00:31:49Z nlebas $ 3 * 4 * Licensed to the Apache Software Foundation (ASF) under one 5 * or more contributor license agreements. See the NOTICE file 6 * distributed with this work for additional information 7 * regarding copyright ownership. The ASF licenses this file 8 * to you under the Apache License, Version 2.0 (the 9 * "License"); you may not use this file except in compliance 10 * with the License. You may obtain a copy of the License at 11 * 12 * http://www.apache.org/licenses/LICENSE-2.0 13 * 14 * Unless required by applicable law or agreed to in writing, 15 * software distributed under the License is distributed on an 16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 17 * KIND, either express or implied. See the License for the 18 * specific language governing permissions and limitations 19 * under the License. 20 */ 21 package org.apache.tiles.request.render; 22 23 import java.io.IOException; 24 25 import org.apache.tiles.request.Request; 26 27 /** 28 * An object that can render a path, depending on the request passed as a 29 * parameter. 30 * 31 * @version $Rev: 1215008 $ $Date: 2011-12-16 11:31:49 +1100 (Fri, 16 Dec 2011) $ 32 */ 33 public interface Renderer { 34 35 /** 36 * Renders a path. 37 * 38 * @param path The path to render. 39 * @param request The Tiles request context. 40 * @throws IOException If something goes wrong during rendition. 41 */ 42 void render(String path, Request request) throws IOException; 43 44 /** 45 * Checks if this renderer can render a path. Note that this does not mean 46 * it is the <strong>best</strong> renderer available, but checks only its capability. 47 * 48 * @param path The path to be rendered. 49 * @param request The request context. 50 * @return <code>true</code> if this renderer can render the attribute. 51 */ 52 boolean isRenderable(String path, Request request); 53 }