1 /***
2 * @(#)ServiceContainer.java
3 *
4 * JFoxSOAF, Service-Oriented Application Framework
5 *
6 * Copyright(c) JFoxSOAF Team
7 *
8 * Licensed under the GNU LGPL, Version 2.1 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
11 *
12 * http://www.gnu.org/copyleft/lesser.html
13 *
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 *
20 * For more information, please visit:
21 * http://www.jfox.cn/confluence/display/JFoxSOAF/Home
22 * http://www.huihoo.org/jfox/jfoxsoaf
23 */
24
25 package org.huihoo.jfox.soaf.container;
26
27 import java.util.List;
28
29 import org.picocontainer.ComponentAdapter;
30 import org.picocontainer.PicoContainer;
31 import org.picocontainer.PicoException;
32 import org.picocontainer.PicoRegistrationException;
33 import org.picocontainer.defaults.ComponentAdapterFactory;
34 import org.picocontainer.defaults.DefaultPicoContainer;
35
36 /***
37 * <p>
38 * The services container is a extension of DefaultPicoContainer.
39 * </p>
40 *
41 * @author <a href="mailto:founder_chen@yahoo.com.cn">Peter Cheng </a>
42 * @version $Revision: 1.13 $ $Date: 2006/02/15 08:45:45 $
43 * @version Revision: 1.0
44 */
45
46 public class ServiceContainer extends DefaultPicoContainer {
47
48 private static ServiceContainer serviceContainer;
49
50 public static ServiceContainer getInstance() {
51 if (serviceContainer == null) {
52 serviceContainer = new ServiceContainer();
53 }
54 return serviceContainer;
55 }
56
57 /***
58 * Creates a new container with a custom ComponentAdapterFactory and a
59 * parent container.
60 *
61 * @param componentAdapterFactory
62 * @param parent
63 */
64 public ServiceContainer(ComponentAdapterFactory componentAdapterFactory,
65 PicoContainer parent) {
66 super(componentAdapterFactory, parent);
67 }
68
69 /***
70 * Creates a new container with a parent container.
71 *
72 * @param parent
73 */
74 public ServiceContainer(PicoContainer parent) {
75 super(parent);
76 }
77
78 /***
79 * Default Container.
80 *
81 * @param parent
82 */
83 public ServiceContainer() {
84 super();
85 }
86
87 /***
88 * @see org.picocontainer.MutablePicoContainer#registerComponentImplementation(java.lang.Object)
89 */
90 public ComponentAdapter registerServiceImplementation(Class serviceImpl)
91 throws PicoRegistrationException {
92 return super.registerComponentImplementation(serviceImpl);
93
94 }
95
96 /***
97 * @see org.picocontainer.defaults.DefaultPicoContainer#registerComponentImplementation(java.lang.Object,
98 * java.lang.Class, java.util.List)
99 */
100 public ComponentAdapter registerServiceImplementation(Object serviceKey,
101 Class serviceImpl, List parameters)
102 throws PicoRegistrationException {
103 return super.registerComponentImplementation(serviceKey, serviceImpl,
104 parameters);
105 }
106
107 /***
108 * @see org.picocontainer.MutablePicoContainer#registerComponentImplementation(java.lang.Object,
109 * java.lang.Class)
110 */
111 public ComponentAdapter registerServiceImplementation(Object serviceKey,
112 Class serviceImpl) throws PicoRegistrationException {
113 return super.registerComponentImplementation(serviceKey, serviceImpl);
114 }
115
116 /***
117 * @see org.picocontainer.MutablePicoContainer#registerComponentInstance(java.lang.Object,
118 * java.lang.Object)
119 */
120 public ComponentAdapter registerServiceInstance(Object serviceKey,
121 Object serviceInstance) throws PicoRegistrationException {
122 return super.registerComponentInstance(serviceKey, serviceInstance);
123 }
124
125 /***
126 * @see org.picocontainer.MutablePicoContainer#registerComponentInstance(java.lang.Object)
127 */
128 public ComponentAdapter registerServiceInstance(Object serviceInstance)
129 throws PicoRegistrationException {
130 return super.registerComponentInstance(serviceInstance);
131 }
132
133 /***
134 * @see org.picocontainer.PicoContainer#getComponentInstance(java.lang.Object)
135 */
136 public Object getService(Object serviceKey) throws PicoException {
137 return super.getComponentInstance(serviceKey);
138 }
139
140 /***
141 * @see org.picocontainer.PicoContainer#getComponentInstanceOfType(java.lang.Class)
142 */
143 public Object getServiceOfType(Class serviceType) {
144 return super.getComponentInstanceOfType(serviceType);
145 }
146
147 /***
148 * Unregister service.
149 *
150 * @param service
151 * @return ComponentAdapter
152 */
153 public ComponentAdapter unregisterService(Object service) {
154 return super.unregisterComponent(service);
155 }
156 }