1 /* 2 * $Id: ViewPreparer.java 1310865 2012-04-07 21:01:22Z 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.preparer; 22 23 import org.apache.tiles.AttributeContext; 24 import org.apache.tiles.request.Request; 25 26 /** 27 * <p> 28 * Executed prior to rendering a view. 29 * </p> 30 * 31 * <p> 32 * A view preparer is typically used to provide last minute 33 * translations of the data within the attribute context. 34 * A preparer is not intended to replace the controller within an 35 * MVC architecture. 36 * </p> 37 * 38 * See 39 * <ul> 40 * <li><insert></li> 41 * <li><definition></li> 42 * </ul>> 43 * 44 * @version $Rev: 1310865 $ $Date: 2012-04-08 07:01:22 +1000 (Sun, 08 Apr 2012) $ 45 */ 46 public interface ViewPreparer { 47 48 /** 49 * Method associated to a tile and called immediately before the tile 50 * is included. 51 * 52 * @param tilesContext Current tiles application context. 53 * @param attributeContext Current tile context. 54 * @throws PreparerException If something goes wrong during execution. 55 */ 56 void execute(Request tilesContext, 57 AttributeContext attributeContext); 58 }