diff options
Diffstat (limited to 'pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/servlets/SignServlet.java')
| -rw-r--r-- | pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/servlets/SignServlet.java | 656 |
1 files changed, 656 insertions, 0 deletions
diff --git a/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/servlets/SignServlet.java b/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/servlets/SignServlet.java new file mode 100644 index 0000000..acd71b0 --- /dev/null +++ b/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/servlets/SignServlet.java @@ -0,0 +1,656 @@ +/**
+ * <copyright> Copyright (c) 2006 by Know-Center, Graz, Austria </copyright>
+ *
+ * This software is the confidential and proprietary information of Know-Center,
+ * Graz, Austria. You shall not disclose such Confidential Information and shall
+ * use it only in accordance with the terms of the license agreement you entered
+ * into with Know-Center.
+ *
+ * KNOW-CENTER 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. KNOW-CENTER SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY
+ * LICENSEE AS A RESULT OF USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
+ * DERIVATIVES.
+ *
+ * $Id: Sign.java,v 1.7 2006/10/11 07:39:13 wprinz Exp $
+ */
+package at.gv.egiz.pdfas.web.servlets;
+
+import java.io.BufferedInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.UnsupportedEncodingException;
+import java.net.URL;
+import java.util.Iterator;
+import java.util.List;
+
+import javax.servlet.RequestDispatcher;
+import javax.servlet.ServletContext;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+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;
+import org.apache.commons.io.IOUtils;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+import at.gv.egiz.pdfas.api.exceptions.PdfAsException;
+import at.gv.egiz.pdfas.api.io.DataSource;
+import at.gv.egiz.pdfas.api.io.TextBased;
+import at.gv.egiz.pdfas.api.sign.pos.SignaturePositioning;
+import at.gv.egiz.pdfas.exceptions.ErrorCode;
+import at.gv.egiz.pdfas.exceptions.ErrorCodeHelper;
+import at.gv.egiz.pdfas.exceptions.external.ExternalErrorException;
+import at.gv.egiz.pdfas.web.ExternAppInformation;
+import at.gv.egiz.pdfas.web.FormFields;
+import at.gv.egiz.pdfas.web.helper.ApiHelper;
+import at.gv.egiz.pdfas.web.helper.SignServletHelper;
+import at.gv.egiz.pdfas.web.helper.WebSettingsReader;
+import at.gv.egiz.pdfas.web.helper.WebUtils;
+import at.gv.egiz.pdfas.web.io.ByteArrayPdfDataSource;
+import at.gv.egiz.pdfas.web.itext.IText;
+import at.gv.egiz.pdfas.web.session.SessionAttributes;
+import at.gv.egiz.pdfas.web.session.SignSessionInformation;
+import at.knowcenter.wag.egov.egiz.exceptions.PDFDocumentException;
+import at.knowcenter.wag.egov.egiz.exceptions.PlaceholderException;
+import at.knowcenter.wag.egov.egiz.exceptions.PresentableException;
+
+import com.lowagie.text.DocumentException;
+
+/**
+ * This method is the sign servlet for the pdf-as web application. It takes get
+ * and post requests fill out jsp templates and give the user feedback about the
+ * results of the sign process
+ *
+ * @author wlackner
+ * @author wprinz
+ */
+public class SignServlet extends HttpServlet
+{
+
+ /**
+ * SVUID.
+ */
+ private static final long serialVersionUID = -4156938216903740438L;
+
+ /**
+ * The log.
+ */
+ private static Log log = LogFactory.getLog(SignServlet.class);
+ private static Log statLog = LogFactory.getLog("statistic");
+
+ protected void dispatch(HttpServletRequest request, HttpServletResponse response, String resource) throws ServletException, IOException
+ {
+ dispatch(request, response, resource, getServletContext());
+ }
+
+ protected static void dispatch(HttpServletRequest request, HttpServletResponse response, String resource, ServletContext context) throws ServletException, IOException
+ {
+ response.setContentType("text/html");
+ response.setCharacterEncoding("UTF-8");
+
+ RequestDispatcher disp = context.getRequestDispatcher(resource);
+ disp.forward(request, response);
+ }
+
+ // The sign servlet is used for processing the upload only.
+ // Authentication is deactivated. if required - make an own servlet.
+ // /**
+ // * @author modified by tknall
+ // */
+ // public void doGet(HttpServletRequest request, HttpServletResponse response)
+ // throws ServletException, IOException
+ // {
+ // String authenticate = request.getHeader(AUTH);
+ // if (authenticate != null)
+ // {
+ // logger_.info("authenticate:" + authenticate);
+ // if (authenticate.indexOf(AUTH_BASIC) == 0)
+ // {
+ // authenticate = authenticate.substring(AUTH_BASIC.length() + 1);
+ // logger_.info("authenticate:" + authenticate);
+ // authenticate = new String(CodingHelper.decodeBase64(authenticate),
+ // "UTF-8");
+ // logger_.info("authenticate:" + authenticate);
+ //
+ // String[] auth_value = authenticate.split(":");
+ // String user_name = auth_value[0];
+ // String user_password = auth_value[1];
+ // logger_.info("username:" + user_name);
+ // // start modification tknall
+ // // logger_.info("password:" + user_password);
+ // logger_.info("password:XXXXXXXXXXXX");
+ // // stop modification tknall
+ //
+ // HttpSession session = request.getSession();
+ // session.setAttribute(SessionAttributes.ATTRIBUTE_USER_NAME, user_name);
+ // session.setAttribute(SessionAttributes.ATTRIBUTE_USER_PASSWORD,
+ // user_password);
+ //
+ // dispatch(request, response, "/jsp/signupload.jsp");
+ // return;
+ // }
+ // // start modification tknall
+ // } else {
+ // String user_name = "";
+ // String user_password = "";
+ // logger_.info("authenticate:User has not been authenticated!");
+ // logger_.info("username: UNKNOWN");
+ // logger_.info("password: XXXXXXXXXXXX");
+ // HttpSession session = request.getSession();
+ // session.setAttribute("uname", user_name);
+ // session.setAttribute("upass", user_password);
+ // dispatch(request, response, "/jsp/signupload.jsp");
+ // }
+
+ // request.setAttribute("error", "Falsche Authentifikation");
+ // request.setAttribute("cause", "Passwort oder Benutzername ist falsch");
+ // dispatch(request, response, "/jsp/error.jsp");
+ // // stop modification tknall
+ // }
+
+ /**
+ * Processes the sign upload.
+ *
+ * @see javax.servlet.http.HttpServlet#doPost(javax.servlet.http.HttpServletRequest,
+ * javax.servlet.http.HttpServletResponse)
+ */
+ public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
+ {
+ UploadedData ud = null;
+ ExternAppInformation exappinf = null;
+// TablePos pos = null;
+ SignaturePositioning sigpos = null;
+
+ // for performance measurement
+ long startTime = 0;
+ if (statLog.isInfoEnabled()) {
+ startTime = System.currentTimeMillis();
+ }
+
+
+
+ // check if pdf-as has been called by external webapp
+ if (request.getParameter(FormFields.FIELD_PDF_URL) != null)
+ {
+
+ String preview = (String) request.getParameter(FormFields.FIELD_PREVIEW);
+ String sig_type = (String) request.getParameter(FormFields.FIELD_SIGNATURE_TYPE);
+ String sig_app = (String) request.getParameter(FormFields.FIELD_CONNECTOR);
+ String sig_mode = (String) request.getParameter(FormFields.FIELD_MODE);
+ String filename = (String) request.getParameter(FormFields.FIELD_FILENAME);
+ String pdf_url = (String) request.getParameter(FormFields.FIELD_PDF_URL);
+ String pdf_id = (String) request.getParameter(FormFields.FIELD_PDF_ID);
+ String pdf_length = (String) request.getParameter(FormFields.FIELD_FILE_LENGTH);
+ String invoke_url = (String) request.getParameter(FormFields.FIELD_INVOKE_APP_URL);
+ String invoke_error_url = (String) request.getParameter(FormFields.FIELD_INVOKE_APP_ERROR_URL);
+ String session_id = (String) request.getParameter(FormFields.FIELD_SESSION_ID);
+ String sig_pos_y = (String) request.getParameter(FormFields.FIELD_SIGPOS_Y);
+ String sig_pos_p = (String) request.getParameter(FormFields.FIELD_SIGPOS_P);
+
+ // added by tknall
+ if (sig_pos_y != null && sig_pos_p != null) {
+ try
+ {
+// pos = new TablePos("y:" + sig_pos_y + ";p:" + sig_pos_p);
+ sigpos = new SignaturePositioning("y:" + sig_pos_y + ";p:" + sig_pos_p);
+ }
+ catch (PDFDocumentException e)
+ {
+ log.warn("Unable to create signature position object: " + e.getMessage(), e);
+ }
+ } else {
+ log.debug("No signature position provided.");
+ }
+
+ // fixed by tknall: if we already have parameters "&" must be used instead of "?"
+ String paramSeparator = (pdf_url.indexOf("?") != -1) ? "&" : "?";
+ String query = pdf_url + paramSeparator + FormFields.FIELD_PDF_ID + "=" + pdf_id;
+
+ // wprinz: rem: this allocation is useless
+ // byte[] extern_pdf = new byte[Integer.parseInt(pdf_length)];
+ URL source_url = new URL(query);
+ InputStream is = source_url.openStream();
+
+ // extern_pdf = toByteArray(is);
+
+ // set UploadedData object...
+ UploadedData ud_extern = new UploadedData();
+
+ ud_extern.file_name = filename;
+ ud_extern.pdfDataSource = new ByteArrayPdfDataSource(IOUtils.toByteArray(is));
+
+ // ud_extern.pdf = extern_pdf;
+// ud_extern.preview = preview.equalsIgnoreCase("true") ? true : false;
+ ud_extern.preview = "true".equalsIgnoreCase(preview);
+ ud_extern.sig_app = sig_app;
+ ud_extern.sig_mode = sig_mode;
+ ud_extern.sig_type = sig_type;
+
+ ud = ud_extern;
+
+ exappinf = new ExternAppInformation(invoke_url, pdf_id, session_id, invoke_error_url);
+ }
+ else
+ {
+
+ try
+ {
+
+ // tzefferer: modified
+ // UploadedData ud = retrieveUploadedDataFromRequest(request);
+ UploadedData ud_form = retrieveUploadedDataFromRequest(request);
+ ud = ud_form;
+ // end modify
+
+ }
+ catch (Exception e)
+ {
+ log.error(e);
+ request.setAttribute("error", "signservlet.error");
+ request.setAttribute("cause", "signservlet.cause");
+ request.setAttribute("resourcebundle", Boolean.TRUE);
+ dispatch(request, response, "/jsp/error.jsp");
+ return;
+ }
+ }
+ try
+ {
+
+// not needed, that is done in sign()
+// ud.pdfDataSource = PdfAS.applyStrictMode(ud.pdfDataSource);
+
+ SignSessionInformation si = new SignSessionInformation(); // SessionTable.generateSessionInformationObject();
+ si.connector = ud.sig_app;
+ si.application = "sign";
+ si.mode = ud.sig_mode;
+ si.pdfDataSource = ud.pdfDataSource;
+ si.type = ud.sig_type;
+ si.filename = formatFileName(ud.file_name);
+ si.download_inline = ud.download_inline;
+
+ // added tzefferer:
+ si.exappinf = exappinf;
+ si.pos = sigpos;
+ // end add
+
+ HttpSession session = request.getSession();
+ log.info("Putting signature data into session " + session.getId());
+ session.setAttribute(SessionAttributes.ATTRIBUTE_SESSION_INFORMATION, si);
+
+ // String user_name = (String)
+ // request.getSession().getAttribute(SessionAttributes.ATTRIBUTE_USER_NAME);
+ // String user_password = (String)
+ // request.getSession().getAttribute(SessionAttributes.ATTRIBUTE_USER_PASSWORD);
+ // si.user_name = user_name;
+ // si.user_password = user_password;
+
+ SignServletHelper.prepareSign(ApiHelper.getPdfAsFromContext(getServletContext()), si);
+
+ if (ud.preview)
+ {
+ String submit_url = response.encodeURL(request.getContextPath() + "/SignPreview");
+// String signature_data_url = response.encodeURL(WebUtils.addJSessionID(request.getContextPath() + "/RetrieveSignatureData", request));
+ String signature_data_url = response.encodeURL(WebUtils.buildRetrieveSignatureDataURL(request, response));
+
+ request.setAttribute("submit_url", submit_url);
+ request.setAttribute("signature_data_url", signature_data_url);
+ if (si.mode.equals(FormFields.VALUE_MODE_TEXTUAL)){
+ request.setAttribute("document_text", ((TextBased)si.sdi.getSignatureData()).getText());
+ }
+
+ dispatch(request, response, "/jsp/signpreview.jsp");
+
+ return;
+ }
+
+ SignServletHelper.finishSign(si, request, response, getServletContext());
+
+ // for performance measurement
+ if (statLog.isInfoEnabled()) {
+ long endTime = System.currentTimeMillis();
+// String toReport = "SIGN;" + si.mode + ";" + si.filename + ";"+ fileSize + ";" +
+ String toReport = "SIGN;" + si.mode + ";" + si.connector + ";" + si.pdfDataSource.getLength() + ";" + (endTime - startTime);
+
+ statLog.info(toReport);
+ }
+ }
+ catch (PresentableException e)
+ {
+ log.error(e.getMessage(), e);
+ prepareDispatchToErrorPage(e, request);
+ dispatch(request, response, "/jsp/error.jsp");
+ } catch (Exception e) {
+ log.error(e.getMessage(), e);
+ PresentableException pe = new PresentableException(ErrorCode.UNKNOWN_ERROR, e);
+ prepareDispatchToErrorPage(pe, request);
+ dispatch(request, response, "/jsp/error.jsp");
+ }
+ }
+
+ // tzefferer:added
+ public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
+ {
+ doPost(request, response);
+ }
+ // end add
+
+ protected UploadedData retrieveUploadedDataFromRequest(HttpServletRequest request) throws ServletException, UnsupportedEncodingException, FileUploadException, PDFDocumentException
+ {
+ DiskFileItemFactory fif = new DiskFileItemFactory();
+ fif.setRepository(WebSettingsReader.getTemporaryDirectory());
+ ServletFileUpload sfu = new ServletFileUpload(fif);
+
+ List items = sfu.parseRequest(request);
+
+ FileItem preview_fi = null;
+ FileItem sig_type_fi = null;
+ FileItem sig_app_fi = null;
+ FileItem mode_fi = null;
+ FileItem file_upload_fi = null;
+ FileItem download_fi = null;
+ FileItem freeText = null;
+ FileItem pdfa = null;
+
+ Iterator it = items.iterator();
+ HttpSession session = request.getSession();
+ while (it.hasNext())
+ {
+ FileItem item = (FileItem) it.next();
+ log.debug("item = " + item.getFieldName()); //$NON-NLS-1$
+
+ if (log.isDebugEnabled())
+ {
+ if (item.isFormField())
+ {
+ String item_string = item.getString("UTF-8"); //$NON-NLS-1$
+ log.debug(" form field string = " + item_string); //$NON-NLS-1$
+ }
+ else
+ {
+ log.debug(" filename = " + item.getName()); //$NON-NLS-1$
+ log.debug(" filesize = " + item.getSize()); //$NON-NLS-1$
+ }
+ }
+
+ if (item.getFieldName().equals(FormFields.FIELD_PREVIEW))
+ {
+ preview_fi = item;
+ continue;
+ }
+
+ if (item.getFieldName().equals(FormFields.FIELD_SIGNATURE_TYPE))
+ {
+ sig_type_fi = item;
+ session.setAttribute(UpdateFormServlet.UPLOADFORM_SIGNATURE_TYPE_KEY, sig_type_fi.getString("UTF-8"));
+ continue;
+ }
+
+ if (item.getFieldName().equals(FormFields.FIELD_CONNECTOR))
+ {
+ sig_app_fi = item;
+ session.setAttribute(UpdateFormServlet.UPLOADFORM_SIGNATURE_DEVICE_KEY, sig_app_fi.getString("UTF-8"));
+ continue;
+ }
+
+ if (item.getFieldName().equals(FormFields.FIELD_MODE))
+ {
+ mode_fi = item;
+ session.setAttribute(UpdateFormServlet.UPLOADFORM_SIGNATURE_MODE_KEY, mode_fi.getString("UTF-8"));
+ continue;
+ }
+
+ if (item.getFieldName().equals(FormFields.FIELD_UPLOAD))
+ {
+ file_upload_fi = item;
+ continue;
+ }
+
+ if (item.getFieldName().equals(FormFields.FIELD_DOWNLOAD))
+ {
+ download_fi = item;
+ continue;
+ }
+
+ if (FormFields.FIELD_PDFA_ENABLED.equals(item.getFieldName())) {
+ pdfa = item;
+ session.setAttribute(UpdateFormServlet.UPLOADFORM_PDFA_KEY, pdfa.getString("UTF-8"));
+ continue;
+ }
+
+ if (FormFields.FIELD_FREETEXT.equals(item.getFieldName())) {
+ freeText = item;
+ String value = freeText.getString("UTF-8");
+ if (value != null) {
+ session.setAttribute(UpdateFormServlet.UPLOADFORM_FREETEXT_KEY, value);
+ }
+ continue;
+ }
+
+ if (FormFields.FIELD_SOURCE.equals(item.getFieldName())) {
+ session.setAttribute(UpdateFormServlet.UPLOADFORM_SOURCE_KEY, item.getString("UTF-8"));
+ continue;
+ }
+
+ throw new ServletException("Unrecognized POST data."); //$NON-NLS-1$
+
+ }
+
+ if (preview_fi == null || sig_type_fi == null || sig_app_fi == null || (file_upload_fi == null && freeText== null) || download_fi == null)
+ {
+ throw new ServletException("Insufficient data provided in request"); //$NON-NLS-1$
+ }
+
+ String mode = mode_fi.getString("UTF-8"); //$NON-NLS-1$
+ if (!mode.equals(FormFields.VALUE_MODE_BINARY) && !mode.equals(FormFields.VALUE_MODE_TEXTUAL) && !mode.equals(FormFields.VALUE_MODE_DETACHED))
+ {
+ throw new ServletException("The mode '" + mode + "' is unrecognized."); //$NON-NLS-1$ //$NON-NLS-2$
+ }
+
+ String preview_str = preview_fi.getString("UTF-8"); //$NON-NLS-1$
+ boolean preview = false;
+ if (preview_str.equals("true")) //$NON-NLS-1$
+ {
+ preview = true;
+ }
+
+ boolean download_inline = true;
+ if (download_fi.getString("UTF-8").equals(FormFields.VALUE_DOWNLOAD_ATTACHMENT)) //$NON-NLS-1$
+ {
+ download_inline = false;
+ }
+
+ String sig_type = sig_type_fi.getString("UTF-8"); //$NON-NLS-1$
+ String sig_app = sig_app_fi.getString("UTF-8"); //$NON-NLS-1$
+
+ DataSource pdfDataSource;
+ String doc_file_name = "nofilename";
+ // distinguish between file and freetext
+ if (file_upload_fi != null) {
+ log.debug("Processing file.");
+ File f = new File(file_upload_fi.getName());
+ doc_file_name = f.getName();
+ log.debug("file content type =" + file_upload_fi.getContentType()); //$NON-NLS-1$
+
+ String extension = VerifyServlet.extractExtension(doc_file_name);
+ if (extension != null && !extension.equals("pdf")) //$NON-NLS-1$
+ {
+ throw new PDFDocumentException(201, "The provided file '" + doc_file_name + "' doesn't have the PDF extension (.pdf)."); //$NON-NLS-1$//$NON-NLS-2$
+ }
+
+ if (file_upload_fi.getSize() <= 0)
+ {
+ throw new PDFDocumentException(250, "The document is empty."); //$NON-NLS-1$
+ }
+
+ try
+ {
+ pdfDataSource = new ByteArrayPdfDataSource(IOUtils.toByteArray(file_upload_fi.getInputStream()));
+ }
+ catch (IOException e)
+ {
+ throw new PDFDocumentException(201, "Couldn't store the file in the temp dir.", e);
+ }
+ } else {
+ log.debug("Processing free text.");
+ try {
+ boolean pdfaEnabled = pdfa != null && "true".equalsIgnoreCase(pdfa.getString());
+ byte[] freeTextPDF = IText.createPDF(freeText.getString("UTF-8"), pdfaEnabled);
+
+ pdfDataSource = new ByteArrayPdfDataSource(freeTextPDF);
+ doc_file_name = IText.DEFAULT_FILENAME;
+ } catch (DocumentException e) {
+ throw new PDFDocumentException(201, "Unable to create PDF document.", e);
+ } catch (IOException e) {
+ throw new PDFDocumentException(201, "Unable to create PDF document.", e);
+ }
+
+ }
+ // byte[] pdf = file_upload_fi.get();
+
+ UploadedData ud = new UploadedData();
+
+ ud.preview = preview;
+ ud.download_inline = download_inline;
+ ud.sig_type = sig_type;
+ ud.sig_app = sig_app;
+ ud.sig_mode = mode;
+ ud.file_name = doc_file_name;
+ ud.pdfDataSource = pdfDataSource;
+
+ return ud;
+ }
+
+
+
+
+
+ public static void prepareDispatchToErrorPage(PdfAsException pe, HttpServletRequest request)
+ {
+ request.setAttribute("PresentableException", pe);
+// if (pe instanceof ErrorCodeException)
+// {
+ request.setAttribute("error", "Fehler " + pe.getErrorCode());
+
+ String cause = ErrorCodeHelper.getMessageForErrorCode(pe.getErrorCode());
+
+ if (pe instanceof ExternalErrorException)
+ {
+ ExternalErrorException eee = (ExternalErrorException) pe;
+ cause = eee.getExternalErrorCode() + ": " + eee.getExternalErrorMessage();
+ }
+ request.setAttribute("cause", cause);
+
+ if (pe.getErrorCode() == ErrorCode.PLACEHOLDER_EXCEPTION)
+ {
+ PlaceholderException phe = null;
+ if (pe instanceof PlaceholderException)
+ {
+ phe = (PlaceholderException) pe;
+ }
+ else
+ {
+ phe = (PlaceholderException) pe.getCause();
+ }
+
+ request.setAttribute("cause", "Der Platzhalter des Feldes " + phe.getField() + " ist um " + phe.getMissing() + " Bytes zu kurz. " + cause);
+ }
+// }
+// else
+// {
+// request.setAttribute("error", "PresentableException");
+// request.setAttribute("cause", pe.toString());
+// }
+ }
+
+ public void dispatchToPreview(String document_text, String connector, String mode, String signature_type, String submit_url, HttpServletRequest request, HttpServletResponse response)
+ throws ServletException, IOException
+ {
+ request.setAttribute("document_text", document_text);
+ request.setAttribute("connector", connector);
+ request.setAttribute("mode", mode);
+ request.setAttribute("signature_type", signature_type);
+ request.setAttribute("submit_url", submit_url);
+
+ dispatch(request, response, "/jsp/signpreview.jsp");
+ }
+
+ /**
+ * Formats the file name so that it is suitable for content disposition.
+ *
+ * @param file_name
+ * The file name.
+ * @return Returns the formatted file name.
+ */
+ public static String formatFileName(String file_name)
+ {
+ File file = new File(file_name);
+ String file_name_only = file.getName();
+ // the file_name contains \\ ==> remove them so Internet Explorer works
+ // correctly.
+ return file_name_only;
+ }
+
+
+
+
+
+ // tzefferer: added
+ public static byte[] toByteArray(InputStream inputStream) throws IOException
+ {
+
+ if (inputStream == null)
+ {
+ return null;
+ }
+
+ ByteArrayOutputStream out = new ByteArrayOutputStream(8192);
+ int n;
+ byte[] buffer = new byte[2048];
+ BufferedInputStream bufIn = new BufferedInputStream(inputStream);
+ try
+ {
+ while ((n = bufIn.read(buffer)) != -1)
+ {
+ out.write(buffer, 0, n);
+ }
+ }
+ finally
+ {
+ if (bufIn != null)
+ {
+ bufIn.close();
+ }
+ }
+ return out.toByteArray();
+ }
+
+ // end add
+
+ protected static class UploadedData
+ {
+ protected boolean preview = false;
+
+ protected boolean download_inline = false;
+
+ protected String sig_type = null;
+
+ protected String sig_app = null;
+
+ protected String sig_mode = null;
+
+ protected String file_name = null;
+
+ protected DataSource pdfDataSource = null;
+ // protected byte[] pdf = null;
+ }
+}
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