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revised Servlet 3.0 based StandardServletMultipartResolver for correct param/file distinction; added multipart content type and headers access to MultipartRequest (dropping the previous header access solution on MultipartFile); MultipartFilter uses a Servlet 3.0 based StandardServletMultipartResolver by default

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This commit is contained in:
Juergen Hoeller
2011-07-20 20:46:53 +00:00
parent 21f3f59cb7
commit 571535352b
30 changed files with 619 additions and 412 deletions
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7
org.springframework.web.portlet/src/main/java/org/springframework/web/portlet/multipart/CommonsPortletMultipartResolver.java
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2010 the original author or authors.
* Copyright 2002-2011 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.
@@ -126,13 +126,14 @@ public class CommonsPortletMultipartResolver extends CommonsFileUploadSupport
MultipartParsingResult parsingResult = parseRequest(request);
setMultipartFiles(parsingResult.getMultipartFiles());
setMultipartParameters(parsingResult.getMultipartParameters());
setMultipartParameterContentTypes(parsingResult.getMultipartParameterContentTypes());
}
};
}
else {
MultipartParsingResult parsingResult = parseRequest(request);
return new DefaultMultipartActionRequest(
request, parsingResult.getMultipartFiles(), parsingResult.getMultipartParameters());
return new DefaultMultipartActionRequest(request, parsingResult.getMultipartFiles(),
parsingResult.getMultipartParameters(), parsingResult.getMultipartParameterContentTypes());
}
}

46
org.springframework.web.portlet/src/main/java/org/springframework/web/portlet/multipart/DefaultMultipartActionRequest.java
View File

@@ -1,5 +1,5 @@
/*
* Copyright 2002-2008 the original author or authors.
* Copyright 2002-2011 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.
@@ -21,15 +21,15 @@ import java.util.Enumeration;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.List;
import javax.portlet.ActionRequest;
import javax.portlet.filter.ActionRequestWrapper;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.util.MultiValueMap;
import org.springframework.util.LinkedMultiValueMap;
import org.springframework.util.MultiValueMap;
import org.springframework.web.multipart.MultipartFile;
/**
* Default implementation of the {@link MultipartActionRequest} interface.
@@ -46,6 +46,8 @@ public class DefaultMultipartActionRequest extends ActionRequestWrapper implemen
private Map<String, String[]> multipartParameters;
private Map<String, String> multipartParameterContentTypes;
/**
* Wrap the given Portlet ActionRequest in a MultipartActionRequest.
@@ -54,12 +56,13 @@ public class DefaultMultipartActionRequest extends ActionRequestWrapper implemen
* @param mpParams a map of the parameters to expose,
* with Strings as keys and String arrays as values
*/
public DefaultMultipartActionRequest(
ActionRequest request, MultiValueMap<String, MultipartFile> mpFiles, Map<String, String[]> mpParams) {
public DefaultMultipartActionRequest(ActionRequest request, MultiValueMap<String, MultipartFile> mpFiles,
Map<String, String[]> mpParams, Map<String, String> mpParamContentTypes) {
super(request);
setMultipartFiles(mpFiles);
setMultipartParameters(mpParams);
setMultipartParameterContentTypes(mpParamContentTypes);
}
/**
@@ -136,6 +139,16 @@ public class DefaultMultipartActionRequest extends ActionRequestWrapper implemen
return paramMap;
}
public String getMultipartContentType(String paramOrFileName) {
MultipartFile file = getFile(paramOrFileName);
if (file != null) {
return file.getContentType();
}
else {
return getMultipartParameterContentTypes().get(paramOrFileName);
}
}
/**
* Set a Map with parameter names as keys and list of MultipartFile objects as values.
@@ -178,6 +191,27 @@ public class DefaultMultipartActionRequest extends ActionRequestWrapper implemen
return this.multipartParameters;
}
/**
* Set a Map with parameter names as keys and content type Strings as values.
* To be invoked by subclasses on initialization.
*/
protected final void setMultipartParameterContentTypes(Map<String, String> multipartParameterContentTypes) {
this.multipartParameterContentTypes = multipartParameterContentTypes;
}
/**
* Obtain the multipart parameter content type Map for retrieval,
* lazily initializing it if necessary.
* @see #initializeMultipart()
*/
protected Map<String, String> getMultipartParameterContentTypes() {
if (this.multipartParameterContentTypes == null) {
initializeMultipart();
}
return this.multipartParameterContentTypes;
}
/**
* Lazily initialize the multipart request, if possible.
* Only called if not already eagerly initialized.