001 /* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017 package org.apache.commons.betwixt.io.read; 018 019 /** 020 * Creator of beans that may delegate responsibility to members down the chain. 021 * 022 * @author Robert Burrell Donkin 023 * @since 0.5 024 */ 025 public interface ChainedBeanCreator { 026 027 /** 028 * Creates a bean either directly or by delegating the responsibility to the other 029 * members of the chain. 030 * 031 * @param elementMapping specifies the mapping between the type and element. 032 * <strong>Note</strong> it is recommended that classes do not store a permenant 033 * reference to this object since these objects may later be reused. 034 * Not null 035 * @param context the context in which this converision happens, not null 036 * @param chain not null 037 * @return the Object created, possibly null 038 */ 039 040 // TODO: is element mapping really necessary here? 041 // TODO: what about exception handling? 042 public Object create( 043 ElementMapping elementMapping, 044 ReadContext context, 045 BeanCreationChain chain); 046 047 }