1 /* 2 * $Id: AutotagRuntime.java 1349964 2012-06-13 17:18:51Z 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.autotag.core.runtime; 22 23 /** 24 * Builder interface for creating requests. 25 * The implementations are expected to provide a default constructor, 26 * and to implement another interface that can be used to provide the 27 * parameters needed to build the actual request object. 28 */ 29 public interface AutotagRuntime<R> { 30 /** 31 * Creates a new Request instance. 32 * 33 * @return The Request. 34 */ 35 R createRequest(); 36 37 /** 38 * Creates a new ModelBody instance to match the request. 39 * 40 * @return The ModelBody. 41 */ 42 ModelBody createModelBody(); 43 44 /** 45 * Extracts a parameter from the tag. 46 * @param name The name of the parameter. 47 * @param defaultValue The default value if none is specified. 48 * @return The value of the parameter. 49 */ 50 <T> T getParameter(String name, Class<T> type, T defaultValue); 51 }