1
22
23 package com.liferay.portal.deploy.hot;
24
25 import com.liferay.portal.kernel.deploy.hot.HotDeployEvent;
26 import com.liferay.portal.kernel.deploy.hot.HotDeployException;
27 import com.liferay.portal.kernel.log.Log;
28 import com.liferay.portal.kernel.log.LogFactoryUtil;
29 import com.liferay.portal.kernel.util.HttpUtil;
30 import com.liferay.portal.kernel.util.PortalClassLoaderUtil;
31 import com.liferay.portal.service.ThemeLocalServiceUtil;
32 import com.liferay.portal.velocity.LiferayResourceCacheUtil;
33 import com.liferay.portal.velocity.VelocityContextPool;
34
35 import java.util.HashMap;
36 import java.util.List;
37 import java.util.Map;
38
39 import javax.servlet.ServletContext;
40
41
49 public class ThemeHotDeployListener extends BaseHotDeployListener {
50
51 public void invokeDeploy(HotDeployEvent event) throws HotDeployException {
52 try {
53 doInvokeDeploy(event);
54 }
55 catch (Exception e) {
56 throwHotDeployException(event, "Error registering themes for ", e);
57 }
58 }
59
60 public void invokeUndeploy(HotDeployEvent event) throws HotDeployException {
61 try {
62 doInvokeUndeploy(event);
63 }
64 catch (Exception e) {
65 throwHotDeployException(
66 event, "Error unregistering themes for ", e);
67 }
68 }
69
70 protected void doInvokeDeploy(HotDeployEvent event) throws Exception {
71 ServletContext servletContext = event.getServletContext();
72
73 String servletContextName = servletContext.getServletContextName();
74
75 if (_log.isDebugEnabled()) {
76 _log.debug("Invoking deploy for " + servletContextName);
77 }
78
79 String[] xmls = new String[] {
80 HttpUtil.URLtoString(servletContext.getResource(
81 "/WEB-INF/liferay-look-and-feel.xml"))
82 };
83
84 if (xmls[0] == null) {
85 return;
86 }
87
88 if (_log.isInfoEnabled()) {
89 _log.info("Registering themes for " + servletContextName);
90 }
91
92 List<String> themeIds = ThemeLocalServiceUtil.init(
93 servletContextName, servletContext, null, true, xmls,
94 event.getPluginPackage());
95
96 VelocityContextPool.put(servletContextName, servletContext);
97
98 _vars.put(servletContextName, themeIds);
99
100 if (_log.isInfoEnabled()) {
101 _log.info(
102 "Themes for " + servletContextName +
103 " registered successfully. It is now ready to be used.");
104 }
105 }
106
107 protected void doInvokeUndeploy(HotDeployEvent event) throws Exception {
108 ServletContext servletContext = event.getServletContext();
109
110 String servletContextName = servletContext.getServletContextName();
111
112 if (_log.isDebugEnabled()) {
113 _log.debug("Invoking undeploy for " + servletContextName);
114 }
115
116 List<String> themeIds = _vars.remove(servletContextName);
117
118 if (themeIds != null) {
119 if (_log.isInfoEnabled()) {
120 _log.info("Unregistering themes for " + servletContextName);
121 }
122
123 try {
124 ThemeLocalServiceUtil.uninstallThemes(themeIds);
125 }
126 catch (Exception e) {
127 _log.error(e, e);
128 }
129 }
130 else {
131 return;
132 }
133
134
136 Thread currentThread = Thread.currentThread();
137
138 ClassLoader contextClassLoader = currentThread.getContextClassLoader();
139
140 try {
141 currentThread.setContextClassLoader(
142 PortalClassLoaderUtil.getClassLoader());
143
144 VelocityContextPool.remove(servletContextName);
145
146 LiferayResourceCacheUtil.clear();
147 }
148 finally {
149 currentThread.setContextClassLoader(contextClassLoader);
150 }
151
152 if (_log.isInfoEnabled()) {
153 _log.info(
154 "Themes for " + servletContextName +
155 " unregistered successfully");
156 }
157 }
158
159 private static Log _log =
160 LogFactoryUtil.getLog(ThemeHotDeployListener.class);
161
162 private static Map<String, List<String>> _vars =
163 new HashMap<String, List<String>>();
164
165 }