public static List convertToBlackWhiteList()

in dubbo-admin-server/src/main/java/org/apache/dubbo/admin/common/util/RouteUtils.java [244:273]

• 29 lines of code
• 8 McCabe index (conditional complexity)

    public static List<String> convertToBlackWhiteList(AccessDTO accessDTO) {
        if (accessDTO == null) {
            return null;
        }

        Set<String> whiteList = accessDTO.getWhitelist();
        Set<String> blackList = accessDTO.getBlacklist();
        List<String> conditions = new ArrayList<>();
        if (whiteList != null && whiteList.size() > 0) {
            StringBuilder sb = new StringBuilder();
            sb.append("host != ");
            for (String white : whiteList) {
                sb.append(white).append(",");
            }
            sb.deleteCharAt(sb.length() - 1);
            sb.append(" =>");
            conditions.add(sb.toString());
        }
        if (blackList != null && blackList.size() > 0) {
            StringBuilder sb = new StringBuilder();
            sb.append("host = ");
            for (String black : blackList) {
                sb.append(black).append(",");
            }
            sb.deleteCharAt(sb.length() - 1);
            sb.append(" =>");
            conditions.add(sb.toString());
        }
        return conditions;
    }