private static int finalizeConverter()

in src/main/java/org/apache/log4j/pattern/ExtrasPatternParser.java [547:598]
41 lines of code
4 McCabe index (conditional complexity)

  private static int finalizeConverter(
    char c, String pattern, int i,
    final StringBuffer currentLiteral, final ExtrasFormattingInfo formattingInfo,
    final Map converterRegistry, final Map rules, final List patternConverters,
    final List formattingInfos) {
    StringBuffer convBuf = new StringBuffer();
    i = extractConverter(c, pattern, i, convBuf, currentLiteral);

    String converterId = convBuf.toString();

    List options = new ArrayList();
    i = extractOptions(pattern, i, options);

    PatternConverter pc =
      createConverter(
        converterId, currentLiteral, converterRegistry, rules, options);

    if (pc == null) {
      StringBuffer msg;

      if (converterId.length() == 0) {
        msg =
          new StringBuffer("Empty conversion specifier starting at position ");
      } else {
        msg = new StringBuffer("Unrecognized conversion specifier [");
        msg.append(converterId);
        msg.append("] starting at position ");
      }

      msg.append(Integer.toString(i));
      msg.append(" in conversion pattern.");

        LogLog.error(msg.toString());

      patternConverters.add(
        new LiteralPatternConverter(currentLiteral.toString()));
      formattingInfos.add(ExtrasFormattingInfo.getDefault());
    } else {
      patternConverters.add(pc);
      formattingInfos.add(formattingInfo);

      if (currentLiteral.length() > 0) {
        patternConverters.add(
          new LiteralPatternConverter(currentLiteral.toString()));
        formattingInfos.add(ExtrasFormattingInfo.getDefault());
      }
    }

    currentLiteral.setLength(0);

    return i;
  }