org.springframework.web.portlet.multipart.DefaultMultipartActionRequest Maven / Gradle / Ivy
/*
* Copyright 2002-2005 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 org.springframework.web.portlet.multipart;
import java.util.Collections;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import javax.portlet.ActionRequest;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.portlet.util.ActionRequestWrapper;
/**
* Default implementation of the MultipartActionRequest interface.
* Provides management of pre-generated parameter values.
*
* @author Juergen Hoeller
* @since 2.0
* @see PortletMultipartResolver
*/
public class DefaultMultipartActionRequest extends ActionRequestWrapper implements MultipartActionRequest {
private Map multipartFiles;
private final Map multipartParameters;
/**
* Wrap the given Portlet ActionRequest in a MultipartActionRequest.
* @param request the request to wrap
* @param multipartFiles a map of the multipart files
* @param multipartParameters a map of the parameters to expose,
* with Strings as keys and String arrays as values
*/
public DefaultMultipartActionRequest(ActionRequest request, Map multipartFiles, Map multipartParameters) {
super(request);
this.multipartFiles = Collections.unmodifiableMap(multipartFiles);
this.multipartParameters = multipartParameters;
}
public Iterator getFileNames() {
return this.multipartFiles.keySet().iterator();
}
public MultipartFile getFile(String name) {
return (MultipartFile) this.multipartFiles.get(name);
}
public Map getFileMap() {
return this.multipartFiles;
}
public Enumeration getParameterNames() {
Set paramNames = new HashSet();
Enumeration paramEnum = super.getParameterNames();
while (paramEnum.hasMoreElements()) {
paramNames.add(paramEnum.nextElement());
}
paramNames.addAll(this.multipartParameters.keySet());
return Collections.enumeration(paramNames);
}
public String getParameter(String name) {
String[] values = (String[]) this.multipartParameters.get(name);
if (values != null) {
return (values.length > 0 ? values[0] : null);
}
return super.getParameter(name);
}
public String[] getParameterValues(String name) {
String[] values = (String[]) this.multipartParameters.get(name);
if (values != null) {
return values;
}
return super.getParameterValues(name);
}
public Map getParameterMap() {
Map paramMap = new HashMap();
paramMap.putAll(super.getParameterMap());
paramMap.putAll(this.multipartParameters);
return paramMap;
}
}