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              System.out.println("Manually loading Spring context");
51  
52              _applicationContext = new ArrayApplicationContext(
53                  PropsUtil.getArray(PropsKeys.SPRING_CONFIGS));
54          }
55  
56          return _applicationContext;
57      }
58  
59      public static void initContext() {
60          if (_applicationContext == null) {
61              getContext();
62          }
63  
64          initContext(_applicationContext);
65      }
66  
67      public static void initContext(ApplicationContext applicationContext) {
68  
69          // Preinitialize Spring beans. See LEP-4734.
70  
71          String[] beanDefinitionNames =
72              applicationContext.getBeanDefinitionNames();
73  
74          for (String beanDefinitionName : beanDefinitionNames) {
75              applicationContext.getBean(beanDefinitionName);
76          }
77  
78          for (String beanDefinitionName : beanDefinitionNames) {
79              Object obj = applicationContext.getBean(beanDefinitionName);
80  
81              if (obj instanceof InitializingBean) {
82                  InitializingBean initializingBean = (InitializingBean)obj;
83  
84                  initializingBean.afterPropertiesSet();
85              }
86          }
87      }
88  
89      public static void setContext(ApplicationContext applicationContext) {
90          _applicationContext = applicationContext;
91  
92          initContext(applicationContext);
93      }
94  
95      private static ApplicationContext _applicationContext = null;
96  
97  }