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FacesRequestAttributes (as used by RequestContextHolder) can access global Portlet session (SPR-5637)

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This commit is contained in:
Juergen Hoeller
2009-03-31 20:16:35 +00:00
parent e93bf49268
commit 2524ca33d5
6 changed files with 47 additions and 2 deletions
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27
org.springframework.web/src/main/java/org/springframework/web/context/request/FacesRequestAttributes.java
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2008 the original author or authors.
* Copyright 2002-2009 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.
@@ -20,11 +20,13 @@ import java.lang.reflect.Method;
import java.util.Map;
import javax.faces.context.ExternalContext;
import javax.faces.context.FacesContext;
import javax.portlet.PortletSession;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.util.Assert;
import org.springframework.util.ClassUtils;
import org.springframework.util.ReflectionUtils;
import org.springframework.util.StringUtils;
import org.springframework.web.util.WebUtils;
@@ -48,6 +50,9 @@ import org.springframework.web.util.WebUtils;
*/
public class FacesRequestAttributes implements RequestAttributes {
private static final boolean portletApiPresent =
ClassUtils.isPresent("javax.portlet.PortletSession", FacesRequestAttributes.class.getClassLoader());
/**
* We'll create a lot of these objects, so we don't want a new logger every time.
*/
@@ -93,6 +98,9 @@ public class FacesRequestAttributes implements RequestAttributes {
if (scope == SCOPE_REQUEST) {
return getExternalContext().getRequestMap();
}
else if (scope == SCOPE_GLOBAL_SESSION && portletApiPresent) {
return PortletSessionAccessor.getGlobalSessionMapIfPossible(getExternalContext());
}
else {
return getExternalContext().getSessionMap();
}
@@ -193,4 +201,21 @@ public class FacesRequestAttributes implements RequestAttributes {
return mutex;
}
/**
* Inner class to avoid hard-coded Portlet API dependency.
*/
private static class PortletSessionAccessor {
public static Map<String, Object> getGlobalSessionMapIfPossible(ExternalContext externalContext) {
Object session = externalContext.getSession(true);
if (session instanceof PortletSession) {
return ((PortletSession) session).getAttributeMap(PortletSession.APPLICATION_SCOPE);
}
else {
return externalContext.getSessionMap();
}
}
}
}