code: @Override
      public void highlight(StringBuilder out, List<String> lines, String meta) {
          out.append("<pre");
          if (StringUtils.isNotBlank(meta)) {
              out.append(" class='brush:" + meta + "'");
          }
          out.append(">");
          for (String line : lines) {
              for (int i = 0; i < line.length(); i++) {
                  final char c;
                  switch (c = line.charAt(i)) {
                      case '&':
                          out.append("&amp;");
                          break;
                      case '<':
                          out.append("&lt;");
                          break;
                      case '>':
                          out.append("&gt;");
                          break;
                      default:
                          out.append(c);
                          break;
                  }
              }
              out.append('\n');
          }
          out.append("</pre>");
      }
docs: /* (non-Javadoc)
  @see org.opoo.press.converter.Highlighter#highlight(java.lang.StringBuilder, java.util.List, java.lang.String)