private CharSequence generateEncoderWrapListener(
        final FieldPrecedenceModel fieldPrecedenceModel,
        final String indent)
    {
        if (null == fieldPrecedenceModel)
        {
            return "";
        }

        final StringBuilder sb = new StringBuilder();
        sb.append(indent).append("if (").append(precedenceChecksFlagName).append(")")
            .append("\n").append(indent).append("{\n")
            .append(indent).append("    codecState(")
            .append(qualifiedStateCase(fieldPrecedenceModel.latestVersionWrappedState()))
            .append(");\n")
            .append(indent).append("}\n\n");
        return sb;
    }
\n");
        sb.append("     * The states in which a encoder/decoder/codec can live.\n");
        sb.append("     *\n");
        sb.append("     * <p>The state machine diagram below, encoded in the dot language, describes\n");
        sb.append("     * the valid state transitions according to the order in which fields may be\n");
        sb.append("     * accessed safely. Tools such as PlantUML and Graphviz can render it.\n");
        sb.append("     *\n");
        sb.append("     * <pre>{@code\n");
        fieldPrecedenceModel.generateGraph(sb, "     *   ");
        sb.append("     * }</pre>\n");
        sb.append("
sbe-tool/src/main/java/uk/co/real_logic/sbe/generation/java/JavaGenerator.java