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restricted onApplicationEvent callbacks for local ApplicationContext only (SPR-6964)

This commit is contained in:
Juergen Hoeller 2010-03-24 14:38:10 +00:00
parent a614430899
commit 461c200ce6
1 changed files with 17 additions and 8 deletions
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25
org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/FrameworkServlet.java
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@ -1,5 +1,5 @@
/* /*
* Copyright 2002-2009 the original author or authors. * Copyright 2002-2010 the original author or authors.
* *
* Licensed under the Apache License, Version 2.0 (the "License"); * Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License. * you may not use this file except in compliance with the License.
@ -93,8 +93,7 @@ import org.springframework.web.util.WebUtils;
* @see #setContextConfigLocation * @see #setContextConfigLocation
* @see #setNamespace * @see #setNamespace
*/ */
public abstract class FrameworkServlet extends HttpServletBean public abstract class FrameworkServlet extends HttpServletBean {
implements ApplicationListener<ContextRefreshedEvent> {
/** /**
* Suffix for WebApplicationContext namespaces. If a servlet of this class is * Suffix for WebApplicationContext namespaces. If a servlet of this class is
@ -437,7 +436,7 @@ public abstract class FrameworkServlet extends HttpServletBean
wac.setServletConfig(getServletConfig()); wac.setServletConfig(getServletConfig());
wac.setNamespace(getNamespace()); wac.setNamespace(getNamespace());
wac.setConfigLocation(getContextConfigLocation()); wac.setConfigLocation(getContextConfigLocation());
wac.addApplicationListener(new SourceFilteringListener(wac, this)); wac.addApplicationListener(new SourceFilteringListener(wac, new ContextRefreshListener()));
postProcessWebApplicationContext(wac); postProcessWebApplicationContext(wac);
wac.refresh(); wac.refresh();
@ -514,10 +513,8 @@ public abstract class FrameworkServlet extends HttpServletBean
} }
/** /**
* ApplicationListener endpoint that receives events from this servlet's * Callback that receives refresh events from this servlet's WebApplicationContext.
* WebApplicationContext. * <p>The default implementation calls {@link #onRefresh},
* <p>The default implementation calls {@link #onRefresh} in case of a
* {@link org.springframework.context.event.ContextRefreshedEvent},
* triggering a refresh of this servlet's context-dependent state. * triggering a refresh of this servlet's context-dependent state.
* @param event the incoming ApplicationContext event * @param event the incoming ApplicationContext event
*/ */
@ -741,4 +738,16 @@ public abstract class FrameworkServlet extends HttpServletBean
} }
} }
/**
* ApplicationListener endpoint that receives events from this servlet's WebApplicationContext
* only, delegating to <code>onApplicationEvent</code> on the FrameworkServlet instance.
*/
private class ContextRefreshListener implements ApplicationListener<ContextRefreshedEvent> {
public void onApplicationEvent(ContextRefreshedEvent event) {
FrameworkServlet.this.onApplicationEvent(event);
}
}
} }