Exemplo n.º 1
0
  /**
   * Test whether an XPath is valid. It seems the Xalan has no easy way to check, so this creates a
   * dummy test document, then tries to evaluate the xpath against it.
   *
   * @param xpathString XPath String to validate
   * @param showDialog weather to show a dialog
   * @return returns true if valid, valse otherwise.
   */
  public static boolean validXPath(String xpathString, boolean showDialog) {
    String ret = null;
    boolean success = true;
    Document testDoc = null;
    try {
      testDoc = XPathUtil.makeDocumentBuilder(false, false, false, false).newDocument();
      Element el = testDoc.createElement("root"); // $NON-NLS-1$
      testDoc.appendChild(el);
      XPathUtil.validateXPath(testDoc, xpathString);
    } catch (IllegalArgumentException e) {
      log.warn(e.getLocalizedMessage());
      success = false;
      ret = e.getLocalizedMessage();
    } catch (ParserConfigurationException e) {
      success = false;
      ret = e.getLocalizedMessage();
    } catch (TransformerException e) {
      success = false;
      ret = e.getLocalizedMessage();
    }

    if (showDialog) {
      JOptionPane.showMessageDialog(
          null,
          (success) ? JMeterUtils.getResString("xpath_assertion_valid") : ret, // $NON-NLS-1$
          (success)
              ? JMeterUtils.getResString("xpath_assertion_valid")
              : JMeterUtils //$NON-NLS-1$
                  .getResString("xpath_assertion_failed"),
          (success)
              ? JOptionPane.INFORMATION_MESSAGE // $NON-NLS-1$
              : JOptionPane.ERROR_MESSAGE);
    }
    return success;
  }
Exemplo n.º 2
0
  /**
   * Converts (X)HTML response to DOM object Tree. This version cares of charset of response.
   *
   * @param unicodeData
   * @return
   */
  private Document parseResponse(String unicodeData, XPathExtractor extractor)
      throws UnsupportedEncodingException, IOException, ParserConfigurationException, SAXException,
          TidyException {
    // TODO: validate contentType for reasonable types?

    // NOTE: responseData encoding is server specific
    //       Therefore we do byte -> unicode -> byte conversion
    //       to ensure UTF-8 encoding as required by XPathUtil
    // convert unicode String -> UTF-8 bytes
    byte[] utf8data = unicodeData.getBytes("UTF-8"); // $NON-NLS-1$
    ByteArrayInputStream in = new ByteArrayInputStream(utf8data);
    boolean isXML = JOrphanUtils.isXML(utf8data);
    // this method assumes UTF-8 input data
    return XPathUtil.makeDocument(
        in,
        false,
        false,
        extractor.useNameSpace(),
        extractor.isTolerant(),
        extractor.isQuiet(),
        extractor.showWarnings(),
        extractor.reportErrors(),
        isXML,
        extractor.isDownloadDTDs());
  }
Exemplo n.º 3
0
 private String process(String textToParse, XPathExtractor extractor) {
   try {
     Document doc = parseResponse(textToParse, extractor);
     List<String> matchStrings = new ArrayList<String>();
     XPathUtil.putValuesForXPathInList(
         doc, xpathExpressionField.getText(), matchStrings, extractor.getFragment());
     StringBuilder builder = new StringBuilder();
     int nbFound = matchStrings.size();
     builder.append("Match count: ").append(nbFound).append("\n");
     for (int i = 0; i < nbFound; i++) {
       builder
           .append("Match[")
           .append(i + 1)
           .append("]=")
           .append(matchStrings.get(i))
           .append("\n");
     }
     return builder.toString();
   } catch (Exception e) {
     return "Exception:" + ExceptionUtils.getStackTrace(e);
   }
 }