2 * Copyright 2005 the original author or authors.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package org.wamblee.general;
20 * Bean factory used to obtain objects in a transparent way.
22 * @author Erik Brakkee
24 public interface BeanFactory {
26 * Finds a bean based on id.
27 * @param aId Id of the bean.
28 * @return Object (always non-null).
29 * @throws BeanFactoryException In case the object could not be found.
31 Object find(String aId);
33 <T> T find(Class<T> aClass);
35 <T> T find(String aId, Class<T> aClass);