/
GaelykServletContextListener.groovy
62 lines (54 loc) · 2.07 KB
/
GaelykServletContextListener.groovy
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
/*
* Copyright 2011-2012 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package groovyx.gaelyk
import groovy.transform.CompileStatic
import javax.servlet.ServletContextListener
import javax.servlet.ServletContextEvent
import groovyx.gaelyk.plugins.PluginsHandler
/**
* Servlet context listener configured on startup for calling the initialization
* routines of the plugin system.
*
* @author Guillaume Laforge
* @author Marcin Erdmann
*/
@CompileStatic
class GaelykServletContextListener implements ServletContextListener {
/**
* Initialize the plugin system when the context of the application is created
* @param servletContextEvent
*/
void contextInitialized(ServletContextEvent servletContextEvent) {
verifyGroovyVersion()
PluginsHandler.instance.initPlugins(servletContextEvent.servletContext)
}
void contextDestroyed(ServletContextEvent servletContextEvent) {
// nothing special to be done
}
/**
* Verifies if proper version of Gaelyk is used.
* Currently Groovy 2.x.x versions are supported but this may change
* until final Gaelyk 2.0 version will be released.
*/
static void verifyGroovyVersion(){
if(!verifyGroovyVersionInternal(GroovySystem.version)){
throw new IllegalStateException("You must use Groovy 2.x to run Gaelyk ${GaelykBindingEnhancer.app['gaelyk']['version']} application.")
}
}
private static boolean verifyGroovyVersionInternal(String version){
version.startsWith('2.')
}
}