/*
* RHQ Management Platform
* Copyright (C) 2005-2008 Red Hat, Inc.
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package org.rhq.enterprise.gui.common.upload;
import java.io.IOException;
import java.util.List;
import java.util.Map;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import org.apache.commons.fileupload.FileItem;
import org.apache.commons.fileupload.FileUploadException;
import org.apache.commons.fileupload.disk.DiskFileItemFactory;
import org.apache.commons.fileupload.servlet.ServletFileUpload;
/**
* Filter used to handle multipart/form-data requests.
*
* @author Jason Dobies
* @deprecated this should be deleted, it was used prior to JSF
*/
public class MultipartFilter implements Filter {
// Filter Implementation --------------------------------------------
public void init(FilterConfig config) throws ServletException {
}
public void destroy() {
}
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException,
ServletException {
// Sanity check
if (!(request instanceof HttpServletRequest)) {
chain.doFilter(request, response);
return;
}
HttpServletRequest httpRequest = (HttpServletRequest) request;
// If it's not multipart content, simply chain. The URL pattern of the filter should minimize when this occurs.
boolean isMultipartContent = ServletFileUpload.isMultipartContent(httpRequest);
if (!isMultipartContent) {
chain.doFilter(request, response);
return;
}
DiskFileItemFactory factory = new DiskFileItemFactory();
// TODO: jdobies, Jun 20, 2007: Configure factory
ServletFileUpload upload = new ServletFileUpload(factory);
try {
MultipartRequestWrapper requestWrapper = new MultipartRequestWrapper(httpRequest);
Map<String, String[]> parameterMap = requestWrapper.getParameterMap();
List<FileItem> items = (List<FileItem>) upload.parseRequest(httpRequest);
for (FileItem item : items) {
String itemString = item.getString();
String fieldName = item.getFieldName();
if (item.isFormField()) {
parameterMap.put(fieldName, new String[] { itemString });
} else {
httpRequest.setAttribute(fieldName, item);
}
}
chain.doFilter(requestWrapper, response);
} catch (FileUploadException e) {
throw new ServletException(e);
}
}
}