1   /**
2    * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.spring.util;
24  
25  import com.liferay.portal.kernel.bean.InitializingBean;
26  import com.liferay.portal.spring.context.ArrayApplicationContext;
27  import com.liferay.portal.util.PropsKeys;
28  import com.liferay.portal.util.PropsUtil;
29  
30  import org.springframework.context.ApplicationContext;
31  
32  /**
33   * <a href="SpringUtil.java.html"><b><i>View Source</i></b></a>
34   *
35   * <p>
36   * In most cases, SpringUtil.setContext() would have been called by
37   * com.liferay.portal.spring.context.PortalContextLoaderListener, configured in
38   * web.xml for the web application. However, there will be times in which
39   * SpringUtil will be called in a non-web application and, therefore, require
40   * manual instantiation of the application context.
41   * </p>
42   *
43   * @author Michael Young
44   *
45   */
46  public class SpringUtil {
47  
48      public static ApplicationContext getContext() {
49          if (_applicationContext == null) {
50              _applicationContext = new ArrayApplicationContext(
51                  PropsUtil.getArray(PropsKeys.SPRING_CONFIGS));
52          }
53  
54          return _applicationContext;
55      }
56  
57      public static void initContext(ApplicationContext applicationContext) {
58  
59          // Preinitialize Spring beans. See LEP-4734.
60  
61          String[] beanDefinitionNames =
62              applicationContext.getBeanDefinitionNames();
63  
64          for (String beanDefinitionName : beanDefinitionNames) {
65              applicationContext.getBean(beanDefinitionName);
66          }
67  
68          for (String beanDefinitionName : beanDefinitionNames) {
69              Object obj = applicationContext.getBean(beanDefinitionName);
70  
71              if (obj instanceof InitializingBean) {
72                  InitializingBean initializingBean = (InitializingBean)obj;
73  
74                  initializingBean.afterPropertiesSet();
75              }
76          }
77      }
78  
79      public static void setContext(ApplicationContext applicationContext) {
80          _applicationContext = applicationContext;
81  
82          initContext(applicationContext);
83      }
84  
85      private static ApplicationContext _applicationContext = null;
86  
87  }