| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package com.opensymphony.xwork2.inject; |
| |
| import org.apache.logging.log4j.LogManager; |
| import org.apache.logging.log4j.Logger; |
| |
| class InitializableFactory<T> implements InternalFactory<T> { |
| |
| private static final Logger LOG = LogManager.getLogger(InitializableFactory.class); |
| |
| private InternalFactory<T> internalFactory; |
| |
| private InitializableFactory(InternalFactory<T> internalFactory) { |
| this.internalFactory = internalFactory; |
| } |
| |
| public static <T> InternalFactory<T> wrapIfNeeded(InternalFactory<T> internalFactory) { |
| if (Initializable.class.isAssignableFrom(internalFactory.type())) { |
| return new InitializableFactory<>(internalFactory); |
| } |
| return internalFactory; |
| } |
| |
| @Override |
| public T create(InternalContext context) { |
| T instance = internalFactory.create(context); |
| if (Initializable.class.isAssignableFrom(instance.getClass())) { |
| Initializable.class.cast(instance).init(); |
| } else { |
| LOG.error("Class {} is not marked as {}!", internalFactory.getClass().getName(), Initializable.class.getName()); |
| } |
| return instance; |
| } |
| |
| @Override |
| public Class<? extends T> type() { |
| return internalFactory.type(); |
| } |
| } |