示例#1
0
  /**
   * Scans an external ID.
   *
   * @param f full flag
   * @param r root flag
   * @return id
   * @throws IOException I/O exception
   */
  private byte[] externalID(final boolean f, final boolean r) throws IOException {
    byte[] cont = null;
    final boolean pub = consume(PUBLIC);
    if (pub || consume(SYSTEM)) {
      checkS();
      if (pub) {
        pubidLit();
        if (f) checkS();
      }
      final int qu = consume(); // [11]
      if (qu == '\'' || qu == '"') {
        int ch;
        final TokenBuilder tok = new TokenBuilder();
        while ((ch = nextChar()) != qu) tok.add(ch);
        if (!f) return null;
        final String name = string(tok.finish());
        if (!dtd && r) return cont;

        final XMLInput tin = input;
        try {
          final IO file = input.io().merge(name);
          cont = file.read();
        } catch (final IOException ex) {
          Util.debug(ex);
          // skip unknown DTDs/entities
          cont = new byte[] {'?'};
        }
        input = new XMLInput(new IOContent(cont, name));

        if (consume(XDECL)) {
          check(XML);
          s();
          if (version()) checkS();
          s();
          if (encoding() == null) error(TEXTENC);
          ch = nextChar();
          if (s(ch)) ch = nextChar();
          if (ch != '?') error(WRONGCHAR, '?', ch);
          ch = nextChar();
          if (ch != '>') error(WRONGCHAR, '>', ch);
          cont = Arrays.copyOfRange(cont, input.pos(), cont.length);
        }

        s();
        if (r) {
          extSubsetDecl();
          if (!consume((char) 0)) error(INVEND);
        }
        input = tin;
      } else {
        if (f) error(SCANQUOTE, (char) qu);
        prev(1);
      }
    }
    return cont;
  }
示例#2
0
  /**
   * Parses a string as XML and adds the resulting nodes to the specified parent.
   *
   * @param value string to parse
   * @param elem element
   */
  public static void add(final byte[] value, final FElem elem) {

    try {
      final Parser parser = new XMLParser(new IOContent(value), MainOptions.get(), true);
      for (final ANode node : new DBNode(parser).children()) elem.add(node.copy());
    } catch (final IOException ex) {
      // fallback: add string representation
      Util.debug(ex);
      elem.add(value);
    }
  }
示例#3
0
  /**
   * Initializes the database context, based on the initial servlet context. Parses all context
   * parameters and passes them on to the database context.
   *
   * @param sc servlet context
   * @throws IOException I/O exception
   */
  public static synchronized void init(final ServletContext sc) throws IOException {
    // check if HTTP context has already been initialized
    if (init) return;
    init = true;

    // set web application path as home directory and HTTPPATH
    final String webapp = sc.getRealPath("/");
    Options.setSystem(Prop.PATH, webapp);
    Options.setSystem(GlobalOptions.WEBPATH, webapp);

    // bind all parameters that start with "org.basex." to system properties
    final Enumeration<String> en = sc.getInitParameterNames();
    while (en.hasMoreElements()) {
      final String key = en.nextElement();
      if (!key.startsWith(Prop.DBPREFIX)) continue;

      String val = sc.getInitParameter(key);
      if (key.endsWith("path") && !new File(val).isAbsolute()) {
        // prefix relative path with absolute servlet path
        Util.debug(key.toUpperCase(Locale.ENGLISH) + ": " + val);
        val = new IOFile(webapp, val).path();
      }
      Options.setSystem(key, val);
    }

    // create context, update options
    if (context == null) {
      context = new Context(false);
    } else {
      context.globalopts.setSystem();
      context.options.setSystem();
    }

    // start server instance
    if (!context.globalopts.get(GlobalOptions.HTTPLOCAL)) new BaseXServer(context);
  }