| BeanReferenceElement.java |
1 /**
2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3 *
4 * The contents of this file are subject to the terms of the Liferay Enterprise
5 * Subscription License ("License"). You may not use this file except in
6 * compliance with the License. You can obtain a copy of the License by
7 * contacting Liferay, Inc. See the License for the specific language governing
8 * permissions and limitations under the License, including but not limited to
9 * distribution rights of the Software.
10 *
11 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
12 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
14 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
15 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
17 * SOFTWARE.
18 */
19
20 package com.liferay.portal.spring.annotation;
21
22 import com.liferay.portal.kernel.annotation.BeanReference;
23 import com.liferay.portal.kernel.bean.BeanLocatorException;
24 import com.liferay.portal.kernel.bean.PortalBeanLocatorUtil;
25
26 import java.beans.PropertyDescriptor;
27
28 import java.lang.reflect.AnnotatedElement;
29 import java.lang.reflect.Member;
30
31 import org.springframework.beans.BeansException;
32 import org.springframework.beans.factory.BeanFactory;
33 import org.springframework.beans.factory.annotation.InjectionMetadata;
34
35 /**
36 * <a href="BeanReferenceElement.java.html"><b><i>View Source</i></b></a>
37 *
38 * @author Michael Young
39 * @author Raymond Augé
40 *
41 */
42 public class BeanReferenceElement extends InjectionMetadata.InjectedElement {
43
44 public BeanReferenceElement(
45 BeanFactory beanFactory, Member member,
46 PropertyDescriptor propertyDescriptor) {
47
48 super(member, propertyDescriptor);
49
50 _beanFactory = beanFactory;
51
52 AnnotatedElement annotatedElement = (AnnotatedElement)member;
53
54 BeanReference beanReference = annotatedElement.getAnnotation(
55 BeanReference.class);
56
57 _name = beanReference.name();
58 }
59
60 protected Object getResourceToInject(
61 Object target, String requestingBeanName) {
62
63 try {
64 return _beanFactory.getBean(_name, getResourceType());
65 }
66 catch (BeansException be) {
67 try {
68 return PortalBeanLocatorUtil.locate(_name);
69 }
70 catch (BeanLocatorException ble) {
71 throw be;
72 }
73 }
74 }
75
76 private BeanFactory _beanFactory;
77 private String _name;
78
79 }