1
14
15 package com.liferay.portal.kernel.servlet;
16
17 import com.liferay.portal.kernel.deploy.hot.HotDeployEvent;
18 import com.liferay.portal.kernel.deploy.hot.HotDeployUtil;
19 import com.liferay.portal.kernel.log.Log;
20 import com.liferay.portal.kernel.log.LogFactoryUtil;
21 import com.liferay.portal.kernel.util.InfrastructureUtil;
22 import com.liferay.portal.kernel.util.PortalInitable;
23 import com.liferay.portal.kernel.util.PortalInitableUtil;
24
25 import javax.naming.Context;
26 import javax.naming.InitialContext;
27
28 import javax.servlet.ServletContext;
29 import javax.servlet.ServletContextEvent;
30 import javax.servlet.ServletContextListener;
31
32 import javax.sql.DataSource;
33
34
40 public class PortletContextListener
41 implements PortalInitable, ServletContextListener {
42
43 public void contextDestroyed(ServletContextEvent event) {
44 ServletContext servletContext = event.getServletContext();
45
46 Thread currentThread = Thread.currentThread();
47
48 ClassLoader contextClassLoader = currentThread.getContextClassLoader();
49
50 HotDeployUtil.fireUndeployEvent(
51 new HotDeployEvent(servletContext, contextClassLoader));
52
53 try {
54 if (!_bindLiferayPool) {
55 return;
56 }
57
58 _bindLiferayPool = false;
59
60 if (_log.isDebugEnabled()) {
61 _log.debug("Dynamically unbinding the Liferay data source");
62 }
63
64 Context ctx = new InitialContext();
65
66 ctx.unbind(_JNDI_JDBC_LIFERAY_POOL);
67
68 ctx.destroySubcontext(_JNDI_JDBC);
69 }
70 catch (Exception e) {
71 if (_log.isWarnEnabled()) {
72 _log.warn(
73 "Unable to dynamically unbind the Liferay data source: "
74 + e.getMessage());
75 }
76 }
77 }
78
79 public void contextInitialized(ServletContextEvent event) {
80 _servletContext = event.getServletContext();
81
82 Thread currentThread = Thread.currentThread();
83
84 _classLoader = currentThread.getContextClassLoader();
85
86 PortalInitableUtil.init(this);
87 }
88
89 public void portalInit() {
90 HotDeployUtil.fireDeployEvent(
91 new HotDeployEvent(_servletContext, _classLoader));
92
93 try {
94 if (_log.isDebugEnabled()) {
95 _log.debug("Dynamically binding the Liferay data source");
96 }
97
98 DataSource dataSource = InfrastructureUtil.getDataSource();
99
100 if (dataSource == null) {
101 if (_log.isDebugEnabled()) {
102 _log.debug(
103 "Abort dynamically binding the Liferay data source " +
104 "because it is not available");
105 }
106
107 return;
108 }
109
110 Context ctx = new InitialContext();
111
112 ctx.createSubcontext(_JNDI_JDBC);
113
114 ctx.bind(
115 _JNDI_JDBC_LIFERAY_POOL, InfrastructureUtil.getDataSource());
116
117 _bindLiferayPool = true;
118 }
119 catch (Exception e) {
120 if (_log.isWarnEnabled()) {
121 _log.warn(
122 "Unable to dynamically bind the Liferay data source: "
123 + e.getMessage());
124 }
125 }
126 }
127
128 private static final String _JNDI_JDBC = "java_liferay:jdbc";
129
130 private static final String _JNDI_JDBC_LIFERAY_POOL =
131 _JNDI_JDBC + "/LiferayPool";
132
133 private static Log _log = LogFactoryUtil.getLog(
134 PortletContextListener.class);
135
136 private ServletContext _servletContext;
137 private ClassLoader _classLoader;
138 private boolean _bindLiferayPool;
139
140 }