FileUploadServlet.java /* * @(#)FileUploadServlet.java * * Copyright (c) 1998-2000 Servertec. All Rights Reserved. * * This software is the proprietary and confidential property of Servertec. * Use only in accordance with the terms of the license agreement. * * SERVERTEC MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY * OF THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED * TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR * PURPOSE, OR NON-INFRINGEMENT. SERVERTEC SHALL NOT BE LIABLE FOR ANY * DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. * * THIS NOTICE MUST NOT BE ALTERED NOR REMOVED. * * CopyrightVersion 1.0 */ import java.util.Enumeration; import java.util.Hashtable; import java.util.Vector; import java.io.IOException; import java.io.File; import javax.servlet.ServletConfig; import javax.servlet.ServletOutputStream; import javax.servlet.ServletException; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpServlet; import stec.iws.MultiPartForm; import stec.iws.FileUpload; import stec.iws.iws; import stec.iws.Utils; public class FileUploadServlet extends HttpServlet { private static final int KB = 1024; private static final int DEFAULT_MAX_CONTENT_LENGTH = 1024 * KB; private static int max_content_length; public void init(ServletConfig _config) throws ServletException { super.init(_config); String sValue = _config.getInitParameter("max_content_length"); if(sValue == null) { max_content_length = DEFAULT_MAX_CONTENT_LENGTH; } else { try { max_content_length = Integer.parseInt(sValue); } catch(NumberFormatException ex) { max_content_length = DEFAULT_MAX_CONTENT_LENGTH; // [mjg] ignore } } } public void doPost(HttpServletRequest _request, HttpServletResponse _response) throws ServletException, IOException { ServletOutputStream out = _response.getOutputStream(); try { _response.setContentType("text/html"); String basedir = iws.getWorkDirectory("./samples/upload"); File fh = new File(basedir); Hashtable ht = MultiPartForm.parse(_request, fh.getCanonicalPath(), max_content_length); String key; Vector v; Object obj; String sValue; byte[] bValue; FileUpload fileUpload; out.println("<html>"); out.println("<head><title>File Upload Servlet</title></head>"); out.println("<body>"); out.println("<h1>File Upload Servlet</h1>"); out.println("<table border=1>"); out.println("<tr>"); out.println("<th>"); out.println("Key"); out.println("</th>"); out.println("<th>"); out.println("Data"); out.println("</th>"); out.println("</tr>"); Enumeration e = ht.keys(); while(e.hasMoreElements()) { out.println("<tr>"); key = (String)e.nextElement(); out.println("<td>"); out.println(key); out.println("</td>"); out.println("<td>"); v = (Vector)ht.get(key); for(int i = 0; i < v.size(); i++) { obj = v.elementAt(i); if(obj instanceof FileUpload) { fileUpload = (FileUpload)obj; sValue = fileUpload.getRemoteFilePath(); out.println("remote file path: [" + (((sValue = fileUpload.getRemoteFilePath()) == null) ? "" : sValue) + "]<br>"); out.println("local file path: [" + (((sValue = fileUpload.getLocalFilePath()) == null) ? "" : sValue) + "]<br>"); out.println("content type: [" + (((sValue = fileUpload.getContentType()) == null) ? "" : sValue) + "]<br>"); out.print("buffer: ["); out.write((((bValue = fileUpload.getBuffer()) == null) ? "".getBytes() : bValue)); out.println("]<br>"); } else { out.println((String)obj + "<br>"); } } out.println("</td>"); out.println("</tr>"); } out.println("</table>"); out.println("</body>"); out.println("</html>"); out.flush(); } catch(Exception ex) { throw new ServletException(ex.getMessage()); } } public String getServletInfo() { return "FileUploadServlet"; } } ================================================== fileuploadform.html <HTML> <HEAD> <TITLE> File Upload </TITLE> </HEAD> <BODY> <H2> File Upload Form </H2> <FORM ENCTYPE="multipart/form-data" ACTION="/samples/servlets/fileupload.html" METHOD=POST> <TABLE BORDER=2 CELLPADDING=1> <TR> <TD> Name <INPUT TYPE=TEXT NAME="name"> <br> Address <INPUT TYPE=TEXT NAME="address"> <br> File Name 1 <INPUT TYPE=FILE NAME="file_name_1"> <br> File Name 2 <INPUT TYPE=FILE NAME="file_name_2"> <p> <input type="hidden" name="itemid" value="a"> <input type="hidden" name="itemid" value="b"> Name <input type="text" name="name" value=""> <p> Password <input type="password" name="password" value=""> <p> Options <input type="CHECKBOX" name="option" value="o1" CHECKED>Option 1 <input type="CHECKBOX" name="option" value="o2">Option 2 <p> Gender <input type="RADIO" name="gender" value="m">Male <input type="RADIO" name="gender" value="f">Female <input type="RADIO" name="gender" value="o" CHECKED>Other <p> Message <TEXTAREA cols=20 rows=5 name="message"></TEXTAREA> <p> Favorites <SELECT name="profile" MULTIPLE size=5> <OPTION value="1" SELECTED>Animals <OPTION value="2">Band <OPTION value="3" SELECTED>Cars <OPTION value="4">Clash <OPTION value="5">Door <OPTION value="6">Kinks <OPTION value="7">Led Zeppelin <OPTION value="8">Pink Floyd <OPTION value="9">Stones </SELECT> </TD> </TR> <TR> <TD> <CENTER> <INPUT TYPE="submit" VALUE="OK"> <INPUT TYPE="reset" VALUE="Cancel"> </CENTER> </TD> </TR> </TABLE> </FORM> </BODY> </HTML>