Ejemplo n.º 1
0
  /**
   * Advanced users only; use loadXML() in PApplet.
   *
   * <p>Added extra code to handle \u2028 (Unicode NLF), which is sometimes inserted by web browsers
   * (Safari?) and not distinguishable from a "real" LF (or CRLF) in some text editors (i.e.
   * TextEdit on OS X). Only doing this for XML (and not all Reader objects) because LFs are
   * essential. https://github.com/processing/processing/issues/2100
   *
   * @nowebref
   */
  public XML(final Reader reader, String options)
      throws IOException, ParserConfigurationException, SAXException {
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();

    // Prevent 503 errors from www.w3.org
    try {
      factory.setAttribute("http://apache.org/xml/features/nonvalidating/load-external-dtd", false);
    } catch (IllegalArgumentException e) {
      // ignore this; Android doesn't like it
    }

    // without a validating DTD, this doesn't do anything since it doesn't know what is ignorable
    //      factory.setIgnoringElementContentWhitespace(true);

    factory.setExpandEntityReferences(false);
    //      factory.setExpandEntityReferences(true);

    //      factory.setCoalescing(true);
    //      builderFactory.setFeature("http://apache.org/xml/features/disallow-doctype-decl", true);
    DocumentBuilder builder = factory.newDocumentBuilder();
    //      builder.setEntityResolver()

    //      SAXParserFactory spf = SAXParserFactory.newInstance();
    //      spf.setFeature("http://apache.org/xml/features/disallow-doctype-decl", true);
    //      SAXParser p = spf.newSAXParser();

    //    builder = DocumentBuilderFactory.newDocumentBuilder();
    //    builder = new SAXBuilder();
    //    builder.setValidation(validating);

    Document document =
        builder.parse(
            new InputSource(
                new Reader() {
                  @Override
                  public int read(char[] cbuf, int off, int len) throws IOException {
                    int count = reader.read(cbuf, off, len);
                    for (int i = 0; i < count; i++) {
                      if (cbuf[off + i] == '\u2028') {
                        cbuf[off + i] = '\n';
                      }
                    }
                    return count;
                  }

                  @Override
                  public void close() throws IOException {
                    reader.close();
                  }
                }));
    node = document.getDocumentElement();
  }
Ejemplo n.º 2
0
  /**
   * Unlike the loadXML() method in PApplet, this version works with files that are not in UTF-8
   * format.
   *
   * @nowebref
   */
  public XML(InputStream input, String options)
      throws IOException, ParserConfigurationException, SAXException {
    // this(PApplet.createReader(input), options);  // won't handle non-UTF8
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();

    try {
      // Prevent 503 errors from www.w3.org
      factory.setAttribute("http://apache.org/xml/features/nonvalidating/load-external-dtd", false);
    } catch (IllegalArgumentException e) {
      // ignore this; Android doesn't like it
    }

    factory.setExpandEntityReferences(false);
    DocumentBuilder builder = factory.newDocumentBuilder();
    Document document = builder.parse(new InputSource(input));
    node = document.getDocumentElement();
  }