Exemple #1
0
  public static void renderFile(
      HttpServletResponse resp,
      String filename,
      InputStream cont_stream,
      boolean showpic,
      boolean ignorespace)
      throws IOException {
    if (cont_stream == null) return;

    if (ignorespace) filename = filename.replace(" ", "");

    if (!showpic)
      resp.addHeader(
          "Content-Disposition",
          "attachment; filename=" + new String(filename.getBytes(), "iso8859-1"));

    resp.setContentType(Mime.getContentType(filename));
    ServletOutputStream os = resp.getOutputStream();
    byte[] buf = new byte[1024];
    int len = 0;
    while ((len = cont_stream.read(buf)) != -1) {
      os.write(buf, 0, len);
    }

    os.flush();
  }
  public void processAction(HttpServletRequest request, HttpServletResponse response)
      throws IOException {

    System.out.println("processing test driver request ... ");

    processParams(request);
    boolean status = false;
    System.out.println("tc:" + tc);

    response.setContentType("text/plain");
    ServletOutputStream out = response.getOutputStream();
    out.println("TestCase: " + tc);

    if (tc != null) {

      try {
        Class<?> c = getClass();
        Object t = this;

        Method[] allMethods = c.getDeclaredMethods();
        for (Method m : allMethods) {
          String mname = m.getName();
          if (!mname.equals(tc.trim())) {
            continue;
          }

          System.out.println("Invoking : " + mname);
          try {
            m.setAccessible(true);
            Object o = m.invoke(t);
            System.out.println("Returned => " + (Boolean) o);
            status = new Boolean((Boolean) o).booleanValue();
            // Handle any methods thrown by method to be invoked
          } catch (InvocationTargetException x) {
            Throwable cause = x.getCause();

            System.err.format("invocation of %s failed: %s%n", mname, cause.getMessage());
          } catch (IllegalAccessException x) {
            x.printStackTrace();
          }
        }
      } catch (Exception ex) {
        ex.printStackTrace();
      }

      if (status) {
        out.println(tc + ":pass");
      } else {
        out.println(tc + ":fail");
      }
    }
  }
Exemple #3
0
  public static void renderXormFile(
      HttpServletRequest req,
      HttpServletResponse resp,
      Class xormc,
      String xormprop,
      long pkid,
      String filename,
      boolean showpic,
      Date lastmodify)
      throws ClassNotFoundException, Exception {
    filename = filename.replace(" ", "");

    if (!showpic)
      resp.addHeader(
          "Content-Disposition",
          "attachment; filename=" + new String(filename.getBytes(), "iso8859-1"));

    if (lastmodify != null) {
      resp.setDateHeader("Last-Modified", lastmodify.getTime());
    }

    if (req != null) {
      long l = req.getDateHeader("If-Modified-Since");
      if (l > 0) {
        if (lastmodify != null
            && lastmodify.getTime() / 1000 <= l / 1000) { // 由于文件系统的最后修改时间精确到秒,所以需要去除毫秒以便于计算
          resp.setStatus(304); // not modify
          return;
        }
      }
    }

    GDB g = GDB.getInstance();

    long filelen = g.getXORMFileContLength(xormc, xormprop, pkid);
    if (filelen < 0) return;

    resp.setContentLength((int) filelen);
    resp.setContentType(Mime.getContentType(filename));
    ServletOutputStream os = resp.getOutputStream();
    GDB.getInstance().loadXORMFileContToOutputStream(xormc, xormprop, pkid, os);
    os.flush();
  }
Exemple #4
0
  /**
   * return OutputStream of JasperReport object, this page could only be viewed from localhost for
   * security concern. parameter can be (id), or (table and type)
   *
   * @param id - report id, or
   * @param table - table name
   * @param type - reporttype "s","l","o", case insensitive
   * @param client(*) - client domain
   * @param version - version number, default to -1
   */
  public void process(HttpServletRequest request, HttpServletResponse response) throws Exception {
    String clientName = request.getParameter("client");
    int objectId = ParamUtils.getIntAttributeOrParameter(request, "id", -1);
    if (objectId == -1) {
      // try using table and type
      objectId =
          getReportId(clientName, request.getParameter("table"), request.getParameter("type"));
    }
    if (objectId == -1) {
      logger.error("report not found, request is:" + Tools.toString(request));
      throw new NDSException("report not found");
    }
    int version = ParamUtils.getIntAttributeOrParameter(request, "version", -1);
    File reportXMLFile = new File(ReportTools.getReportFile(objectId, clientName));
    if (reportXMLFile.exists()) {
      // generate jasperreport if file not exists or not newer
      String reportName =
          reportXMLFile.getName().substring(0, reportXMLFile.getName().lastIndexOf("."));
      File reportJasperFile = new File(reportXMLFile.getParent(), reportName + ".jasper");
      if (!reportJasperFile.exists()
          || reportJasperFile.lastModified() < reportXMLFile.lastModified()) {
        JasperCompileManager.compileReportToFile(
            reportXMLFile.getAbsolutePath(), reportJasperFile.getAbsolutePath());
      }
      InputStream is = new FileInputStream(reportJasperFile);
      response.setContentType("application/octetstream;");
      response.setContentLength((int) reportJasperFile.length());

      // response.setHeader("Content-Disposition","inline;filename=\""+reportJasperFile.getName()+"\"");
      ServletOutputStream os = response.getOutputStream();

      byte[] b = new byte[8192];
      int bInt;
      while ((bInt = is.read(b, 0, b.length)) != -1) {
        os.write(b, 0, bInt);
      }
      is.close();
      os.flush();
      os.close();
    } else {
      throw new NDSException("Not found report template");
    }
  }
Exemple #5
0
  public static void renderFile(
      HttpServletRequest req,
      HttpServletResponse resp,
      String filename,
      byte[] file_cont,
      boolean showpic,
      Date lastmodify)
      throws IOException {
    if (file_cont == null) return;

    //		if(!showpic)
    //			resp.addHeader("Content-Disposition", "attachment;
    // filename=\""+MimeUtility.encodeText(filename,"UTF-8",null)+"\"");
    filename = filename.replace(" ", "");
    if (!showpic)
      resp.addHeader(
          "Content-Disposition",
          "attachment; filename=" + new String(filename.getBytes(), "iso8859-1"));

    if (lastmodify != null) {
      resp.setDateHeader("Last-Modified", lastmodify.getTime());
    }

    if (req != null) {
      long l = req.getDateHeader("If-Modified-Since");
      if (l > 0) {
        if (lastmodify != null
            && lastmodify.getTime() / 1000 <= l / 1000) { // 由于文件系统的最后修改时间精确到秒,所以需要去除毫秒以便于计算
          resp.setStatus(304);
          return;
        }
      }
    }

    resp.setContentType(Mime.getContentType(filename));
    ServletOutputStream os = resp.getOutputStream();
    os.write(file_cont);
    os.flush();
  }
Exemple #6
0
  protected void service(HttpServletRequest req, HttpServletResponse resp)
      throws ServletException, java.io.IOException {
    String p = req.getParameter("r");
    if (p == null || (p = p.trim()).equals("")) {
      String pi = req.getPathInfo();

      return;
    }

    byte[] cont = res2cont.get(p);
    if (cont != null) {
      resp.setContentType(Mime.getContentType(p));
      ServletOutputStream os = resp.getOutputStream();
      os.write(cont);
      os.flush();
      return;
    }

    InputStream is = null;
    try {
      is = appCL.getResourceAsStream(p); // getInputStreamByPath(p) ;
      if (is == null) {
        is = new Object().getClass().getResourceAsStream(p);
        if (is == null) return;
      }

      byte[] buf = new byte[1024];
      ByteArrayOutputStream baos = new ByteArrayOutputStream();
      int len;
      while ((len = is.read(buf)) >= 0) {
        baos.write(buf, 0, len);
      }

      cont = baos.toByteArray();
      res2cont.put(p, cont);
      resp.setContentType(Mime.getContentType(p));
      ServletOutputStream os = resp.getOutputStream();
      os.write(cont);
      os.flush();
      return;
    } finally {
      if (is != null) is.close();
    }
  }
  /**
   * Write a file to the response stream. Handles Range requests.
   *
   * @param req request
   * @param res response
   * @param file must exists and not be a directory
   * @param contentType must not be null
   * @throws IOException or error
   */
  public static void returnFile(
      HttpServletRequest req, HttpServletResponse res, File file, String contentType)
      throws IOException {
    res.setContentType(contentType);

    // see if its a Range Request
    boolean isRangeRequest = false;
    long startPos = 0, endPos = Long.MAX_VALUE;
    String rangeRequest = req.getHeader("Range");
    if (rangeRequest != null) { // bytes=12-34 or bytes=12-
      int pos = rangeRequest.indexOf("=");
      if (pos > 0) {
        int pos2 = rangeRequest.indexOf("-");
        if (pos2 > 0) {
          String startString = rangeRequest.substring(pos + 1, pos2);
          String endString = rangeRequest.substring(pos2 + 1);
          startPos = Long.parseLong(startString);
          if (endString.length() > 0) endPos = Long.parseLong(endString) + 1;
          isRangeRequest = true;
        }
      }
    }

    // set content length
    long fileSize = file.length();
    long contentLength = fileSize;
    if (isRangeRequest) {
      endPos = Math.min(endPos, fileSize);
      contentLength = endPos - startPos;
    }

    if (contentLength > Integer.MAX_VALUE)
      res.addHeader(
          "Content-Length", Long.toString(contentLength)); // allow content length > MAX_INT
    else res.setContentLength((int) contentLength); // note HEAD only allows this

    String filename = file.getPath();
    boolean debugRequest = Debug.isSet("returnFile");
    if (debugRequest)
      log.debug(
          "returnFile(): filename = "
              + filename
              + " contentType = "
              + contentType
              + " contentLength = "
              + contentLength);

    // indicate we allow Range Requests
    res.addHeader("Accept-Ranges", "bytes");

    if (req.getMethod().equals("HEAD")) {
      log.info(
          "returnFile(): "
              + UsageLog.closingMessageForRequestContext(HttpServletResponse.SC_OK, 0));
      return;
    }

    try {

      if (isRangeRequest) {
        // set before content is sent
        res.addHeader("Content-Range", "bytes " + startPos + "-" + (endPos - 1) + "/" + fileSize);
        res.setStatus(HttpServletResponse.SC_PARTIAL_CONTENT);

        FileCacheRaf.Raf craf = null;
        try {
          craf = fileCacheRaf.acquire(filename);
          IO.copyRafB(
              craf.getRaf(), startPos, contentLength, res.getOutputStream(), new byte[60000]);
          log.info(
              "returnFile(): "
                  + UsageLog.closingMessageForRequestContext(
                      HttpServletResponse.SC_PARTIAL_CONTENT, contentLength));
          return;
        } finally {
          if (craf != null) fileCacheRaf.release(craf);
        }
      }

      // Return the file
      ServletOutputStream out = res.getOutputStream();
      IO.copyFileB(file, out, 60000);
      res.flushBuffer();
      out.close();
      if (debugRequest) log.debug("returnFile(): returnFile ok = " + filename);
      log.info(
          "returnFile(): "
              + UsageLog.closingMessageForRequestContext(HttpServletResponse.SC_OK, contentLength));
    }

    // @todo Split up this exception handling: those from file access vs those from dealing with
    // response
    //       File access: catch and res.sendError()
    //       response: don't catch (let bubble up out of doGet() etc)
    catch (FileNotFoundException e) {
      log.error("returnFile(): FileNotFoundException= " + filename);
      log.info(
          "returnFile(): "
              + UsageLog.closingMessageForRequestContext(HttpServletResponse.SC_NOT_FOUND, 0));
      if (!res.isCommitted()) res.sendError(HttpServletResponse.SC_NOT_FOUND);
    } catch (java.net.SocketException e) {
      log.info("returnFile(): SocketException sending file: " + filename + " " + e.getMessage());
      log.info("returnFile(): " + UsageLog.closingMessageForRequestContext(STATUS_CLIENT_ABORT, 0));
    } catch (IOException e) {
      String eName =
          e.getClass().getName(); // dont want compile time dependency on ClientAbortException
      if (eName.equals("org.apache.catalina.connector.ClientAbortException")) {
        log.info(
            "returnFile(): ClientAbortException while sending file: "
                + filename
                + " "
                + e.getMessage());
        log.info(
            "returnFile(): " + UsageLog.closingMessageForRequestContext(STATUS_CLIENT_ABORT, 0));
        return;
      }

      log.error("returnFile(): IOException (" + e.getClass().getName() + ") sending file ", e);
      log.error(
          "returnFile(): "
              + UsageLog.closingMessageForRequestContext(HttpServletResponse.SC_NOT_FOUND, 0));
      if (!res.isCommitted())
        res.sendError(HttpServletResponse.SC_NOT_FOUND, "Problem sending file: " + e.getMessage());
    }
  }
Exemple #8
0
 @Override
 public void close() throws IOException {
   offset = 0;
   target.close();
   super.close();
 }