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ModelAndView's "cleared" state gets preserved in case of plain model Map access

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This commit is contained in:
Juergen Hoeller
2009-02-20 11:48:26 +00:00
parent eb1631f458
commit 84ea67669a
4 changed files with 15 additions and 13 deletions
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9
org.springframework.web.portlet/src/main/java/org/springframework/web/portlet/ModelAndView.java
View File

@@ -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.
@@ -19,6 +19,7 @@ package org.springframework.web.portlet;
import java.util.Map;
import org.springframework.ui.ModelMap;
import org.springframework.util.CollectionUtils;
/**
* Holder for both Model and View in the web MVC framework.
@@ -50,7 +51,7 @@ public class ModelAndView {
/**
* Indicates whether or not this instance has been cleared with a call to {@link #clear()}.
*/
private boolean cleared;
private boolean cleared = false;
/**
@@ -266,11 +267,11 @@ public class ModelAndView {
}
/**
* Return whether this ModelAndView object is empty
* Return whether this ModelAndView object is empty,
* i.e. whether it does not hold any view and does not contain a model.
*/
public boolean isEmpty() {
return (this.view == null && this.model == null);
return (this.view == null && CollectionUtils.isEmpty(this.model));
}
/**

4
org.springframework.web.portlet/src/main/java/org/springframework/web/portlet/handler/WebRequestHandlerInterceptorAdapter.java
View File

@@ -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.
@@ -100,7 +100,7 @@ public class WebRequestHandlerInterceptorAdapter implements HandlerInterceptor {
RenderRequest request, RenderResponse response, Object handler, ModelAndView modelAndView) throws Exception {
this.requestInterceptor.postHandle(new PortletWebRequest(request),
(modelAndView != null ? modelAndView.getModelMap() : null));
(modelAndView != null && !modelAndView.wasCleared() ? modelAndView.getModelMap() : null));
}
public void afterRenderCompletion(