UploadServlet.java
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package fi.insomnia.bortal.servlet;
import java.io.IOException;
import java.io.PrintWriter;
import java.math.BigInteger;
import java.util.List;
import javax.ejb.EJB;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.fileupload.FileItem;
import org.apache.commons.fileupload.FileItemFactory;
import org.apache.commons.fileupload.FileUploadException;
import org.apache.commons.fileupload.disk.DiskFileItem;
import org.apache.commons.fileupload.disk.DiskFileItemFactory;
import org.apache.commons.fileupload.servlet.ServletFileUpload;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import fi.insomnia.bortal.beans.UserBeanLocal;
import fi.insomnia.bortal.model.UserImage;
/**
* Servlet implementation class UploadServlet
*/
public class UploadServlet extends HttpServlet {
private static final long serialVersionUID = 1L;
/**
* @see HttpServlet#HttpServlet()
*/
public UploadServlet() {
super();
// TODO Auto-generated constructor stub
}
private static final Logger logger = LoggerFactory.getLogger(UploadServlet.class);
/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse
* response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
doPost(request, response);
}
@EJB
private UserBeanLocal userbean;
/**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse
* response)
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// boolean isMultipart = ServletFileUpload.isMultipartContent(request);
// String rawResourcePath = request.getPathInfo();
// logger.info("respath2 : {}", rawResourcePath);
// String[] paths = rawResourcePath.trim().split("/");
// logger.info("paths length: {}", paths.length);
//
// if (paths.length != 2 || paths[1].trim().isEmpty()) {
// return;
// }
// Integer userId = Integer.parseInt(paths[1].trim());
// logger.info("Uploadinfg for user {}", userId);
// Create a factory for disk-based file items
FileItemFactory factory = new DiskFileItemFactory();
// Create a new file upload handler
ServletFileUpload upload = new ServletFileUpload(factory);
// Parse the request
try {
String contenttype = "";
byte[] imagedata = null;
int userId = 0;
String description = "";
String filename = "";
for (Object ti : upload.parseRequest(request)) {
if (ti instanceof FileItem) {
FileItem fi = (FileItem) ti;
if (fi.getFieldName().equals("userid")) {
userId = Integer.parseInt(fi.getString());
} else if (fi.getFieldName().equals("description")) {
description = fi.getString();
} else if (fi.getFieldName().equals("imagefile")) {
imagedata = fi.get();
filename = fi.getName();
contenttype = fi.getContentType();
}
}
}
UserImage userimage = userbean.uploadImage(userId, contenttype, imagedata, filename, description);
} catch (FileUploadException e) {
logger.warn("Error uploading image", e);
}
PrintWriter writer = response.getWriter();
writer.append("Kuva tallennettu onnistuneesti.");
}
}