Beispiel #1
0
 private String presub(String query, Object[] params) {
   if (params == null) return query;
   StringBuffer buf = new StringBuffer();
   Matcher matcher = PRE_SUB_PATTERN.matcher(query);
   while (matcher.find()) {
     matcher.appendReplacement(
         buf,
         ((String) params[Integer.parseInt(matcher.group(1)) - 1])
             .replace("\\", "\\\\")
             .replace("$", "\\$"));
   }
   matcher.appendTail(buf);
   return buf.toString();
 }
Beispiel #2
0
  /*
   * (non-Javadoc)
   *
   * @see org.exist.xquery.BasicFunction#eval(org.exist.xquery.value.Sequence[],
   *      org.exist.xquery.value.Sequence)
   */
  public Sequence eval(Sequence contextSequence, Item contextItem) throws XPathException {

    if (context.getProfiler().isEnabled()) {
      context.getProfiler().start(this);
      context
          .getProfiler()
          .message(
              this,
              Profiler.DEPENDENCIES,
              "DEPENDENCIES",
              Dependency.getDependenciesName(this.getDependencies()));
      if (contextSequence != null)
        context
            .getProfiler()
            .message(this, Profiler.START_SEQUENCES, "CONTEXT SEQUENCE", contextSequence);
      if (contextItem != null)
        context
            .getProfiler()
            .message(this, Profiler.START_SEQUENCES, "CONTEXT ITEM", contextItem.toSequence());
    }

    Expression arg1 = getArgument(0);
    Sequence s1 = arg1.eval(contextSequence, contextItem);

    Expression arg2 = getArgument(1);
    context.pushDocumentContext();
    Sequence s2 = arg2.eval(contextSequence, contextItem);
    context.popDocumentContext();

    if (s1.isEmpty()) {
      return BooleanValue.valueOf(s2.isEmpty());
    } else if (s2.isEmpty()) {
      return BooleanValue.valueOf(s1.isEmpty());
    }

    Sequence result = null;
    StringBuffer v1 = new StringBuffer();
    StringBuffer v2 = new StringBuffer();
    try {
      if (s1.hasMany()) {
        for (int i = 0; i < s1.getItemCount(); i++) {
          v1.append(serialize((NodeValue) s1.itemAt(i)));
        }
      } else {
        v1.append(serialize((NodeValue) s1.itemAt(0)));
      }
      if (s2.hasMany()) {
        for (int i = 0; i < s2.getItemCount(); i++) {
          v2.append(serialize((NodeValue) s2.itemAt(i)));
        }
      } else {
        v2.append(serialize((NodeValue) s2.itemAt(0)));
      }
      Diff d = new Diff(v1.toString(), v2.toString());
      boolean identical = d.identical();
      if (!identical) {
        logger.warn("Diff result: " + d.toString());
      }
      result = new BooleanValue(identical);
    } catch (Exception e) {
      throw new XPathException(
          this,
          "An exception occurred while serializing node " + "for comparison: " + e.getMessage(),
          e);
    }

    if (context.getProfiler().isEnabled()) context.getProfiler().end(this, "", result);

    return result;
  }