public static void generateGroupEncodePropertyJavadoc(
        final StringBuilder sb, final String indent, final Token propertyToken, final String typeName)
    {
        final String description = propertyToken.description();
        if (Strings.isEmpty(description))
        {
            return;
        }

        sb.append('\n')
            .append(indent).append("/**\n")
            .append(indent).append(" * ");

        escapeJavadoc(sb, description);

        sb.append("\n")
            .append(indent).append(" *\n")
            .append(indent).append(" * @param count of times the group will be encoded.\n")
            .append(indent).append(" * @return ").append(typeName).append(" : encoder for the group.\n")
            .append(indent).append(" */");
    }
Generate the Javadoc comment header for group encode property.

@param sb            to append to.
@param indent        level for the comment.
@param propertyToken for the property name.
@param typeName      for the property type.
sbe-tool/src/main/java/uk/co/real_logic/sbe/generation/java/JavaUtil.java