1 |
torben |
1303 |
package dk.thoerup.traininfoservice; |
2 |
|
|
|
3 |
|
|
import java.util.logging.Logger; |
4 |
|
|
|
5 |
|
|
import javax.servlet.ServletContext; |
6 |
|
|
import javax.servlet.ServletContextEvent; |
7 |
|
|
import javax.servlet.ServletContextListener; |
8 |
torben |
1320 |
import javax.servlet.ServletRegistration; |
9 |
torben |
1303 |
import javax.servlet.annotation.WebListener; |
10 |
|
|
|
11 |
torben |
1320 |
import dk.thoerup.webconfig.ConfigServlet; |
12 |
torben |
1345 |
import dk.thoerup.webconfig.ContextConfigLoader; |
13 |
torben |
1303 |
|
14 |
|
|
|
15 |
torben |
1320 |
|
16 |
torben |
1303 |
/** |
17 |
|
|
* Application Lifecycle Listener implementation class JmxListener |
18 |
|
|
* |
19 |
|
|
*/ |
20 |
|
|
@WebListener |
21 |
|
|
public class SettingsListener implements ServletContextListener { |
22 |
|
|
|
23 |
|
|
Logger logger = Logger.getLogger(SettingsListener.class.getName()); |
24 |
|
|
|
25 |
|
|
|
26 |
|
|
/** |
27 |
|
|
* @see ServletContextListener#contextInitialized(ServletContextEvent) |
28 |
|
|
*/ |
29 |
|
|
public void contextInitialized(ServletContextEvent sce) { |
30 |
|
|
logger.warning("Context Init - Loading settings"); |
31 |
|
|
|
32 |
|
|
ServletContext cxt = sce.getServletContext(); |
33 |
torben |
1320 |
TraininfoSettings settings = loadSettings(cxt); |
34 |
|
|
|
35 |
|
|
|
36 |
|
|
ConfigServlet servlet = new ConfigServlet(); |
37 |
|
|
servlet.setConfigObject( settings ); |
38 |
|
|
ServletRegistration.Dynamic dynconf = cxt.addServlet("webconfig", servlet ); |
39 |
|
|
dynconf.addMapping("/ConfigServlet"); |
40 |
torben |
1303 |
|
41 |
torben |
1316 |
} |
42 |
|
|
|
43 |
|
|
public static TraininfoSettings loadSettings(ServletContext cxt) { |
44 |
|
|
TraininfoSettings settings = (TraininfoSettings) cxt.getAttribute("settings"); |
45 |
|
|
if (settings != null) |
46 |
|
|
return settings; |
47 |
|
|
|
48 |
torben |
1345 |
settings = new TraininfoSettings(); |
49 |
|
|
new ContextConfigLoader(cxt).loadConfig(settings); |
50 |
torben |
1303 |
|
51 |
torben |
1316 |
cxt.setAttribute("settings", settings); |
52 |
|
|
|
53 |
|
|
return settings; |
54 |
torben |
1303 |
} |
55 |
|
|
|
56 |
|
|
/** |
57 |
|
|
* @see ServletContextListener#contextDestroyed(ServletContextEvent) |
58 |
|
|
*/ |
59 |
|
|
public void contextDestroyed(ServletContextEvent sce) { |
60 |
|
|
} |
61 |
|
|
|
62 |
|
|
} |