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.spring;
18 import org.springframework.beans.BeansException;
19 import org.springframework.beans.factory.access.BeanFactoryLocator;
20 import org.springframework.beans.factory.access.BeanFactoryReference;
22 import org.springframework.context.access.ContextSingletonBeanFactoryLocator;
24 import org.wamblee.general.BeanFactory;
25 import org.wamblee.general.BeanFactoryException;
26 import org.wamblee.general.BeanKernel;
30 * Bean factory which uses Spring. This bean factory cannot be configured
31 * directly in the {@link org.wamblee.general.BeanKernel} because it does not
32 * provide a default no-arg constructor. Therefore, it must be delegated to or
33 * it must tbe subclassed to provide a default constructor.
35 public class SpringBeanFactory implements BeanFactory {
39 private BeanFactoryReference factoryReference;
42 * Constructs the bean factory.
45 * Selector to find the appropriate bean ref context.
47 * Spring bean factory to use.
49 public SpringBeanFactory(String aSelector, String aFactoryName) {
51 BeanFactoryLocator locator = ContextSingletonBeanFactoryLocator
52 .getInstance(aSelector);
53 factoryReference = locator.useBeanFactory(aFactoryName);
54 } catch (BeansException e) {
55 throw new BeanFactoryException(
56 "Could not load bean factory: selector = '" + aSelector
57 + "', factory = '" + aFactoryName + "'", e);
64 * @see org.wamblee.general.BeanFactory#find(java.lang.String)
69 * @param aId DOCUMENT ME!
71 * @return DOCUMENT ME!
73 public Object find(String aId) {
74 return find(aId, Object.class);
80 * @see org.wamblee.general.BeanFactory#find(java.lang.Class)
85 * @param <T> DOCUMENT ME!
86 * @param aClass DOCUMENT ME!
88 * @return DOCUMENT ME!
90 public <T> T find(Class<T> aClass) {
91 return find(aClass.getName(), aClass);
97 * @see org.wamblee.general.BeanFactory#find(java.lang.String,
103 * @param <T> DOCUMENT ME!
104 * @param aId DOCUMENT ME!
105 * @param aClass DOCUMENT ME!
107 * @return DOCUMENT ME!
109 * @throws BeanFactoryException DOCUMENT ME!
111 public <T> T find(String aId, Class<T> aClass) {
113 Object obj = factoryReference.getFactory().getBean(aId, aClass);
116 return aClass.cast(obj);
117 } catch (BeansException e) {
118 throw new BeanFactoryException(e.getMessage(), e);
123 * Gets the spring bean factory.
125 * @return Spring bean factory.
127 public org.springframework.beans.factory.BeanFactory getSpringBeanFactory() {
128 return factoryReference.getFactory();