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 if (themeIds.size() == 1) {
102 _log.info(
103 "1 theme for " + servletContextName +
104 " is available for use");
105 }
106 else {
107 _log.info(
108 themeIds.size() + " themes for " + servletContextName +
109 " are available for use");
110 }
111 }
112 }
113
114 protected void doInvokeUndeploy(HotDeployEvent event) throws Exception {
115 ServletContext servletContext = event.getServletContext();
116
117 String servletContextName = servletContext.getServletContextName();
118
119 if (_log.isDebugEnabled()) {
120 _log.debug("Invoking undeploy for " + servletContextName);
121 }
122
123 List<String> themeIds = _vars.remove(servletContextName);
124
125 if (themeIds != null) {
126 if (_log.isInfoEnabled()) {
127 _log.info("Unregistering themes for " + servletContextName);
128 }
129
130 try {
131 ThemeLocalServiceUtil.uninstallThemes(themeIds);
132 }
133 catch (Exception e) {
134 _log.error(e, e);
135 }
136 }
137 else {
138 return;
139 }
140
141
143 Thread currentThread = Thread.currentThread();
144
145 ClassLoader contextClassLoader = currentThread.getContextClassLoader();
146
147 try {
148 currentThread.setContextClassLoader(
149 PortalClassLoaderUtil.getClassLoader());
150
151 VelocityContextPool.remove(servletContextName);
152
153 LiferayResourceCacheUtil.clear();
154 }
155 finally {
156 currentThread.setContextClassLoader(contextClassLoader);
157 }
158
159 if (_log.isInfoEnabled()) {
160 if (themeIds.size() == 1) {
161 _log.info(
162 "1 theme for " + servletContextName + " was unregistered");
163 }
164 else {
165 _log.info(
166 themeIds.size() + " themes for " + servletContextName +
167 " was unregistered");
168 }
169 }
170 }
171
172 private static Log _log =
173 LogFactoryUtil.getLog(ThemeHotDeployListener.class);
174
175 private static Map<String, List<String>> _vars =
176 new HashMap<String, List<String>>();
177
178 }