private String generateParameterValue()

in src/main/java/software/amazon/msk/auth/iam/internals/AWS4SignedPayloadGenerator.java [147:161]

• 15 lines of code
• 4 McCabe index (conditional complexity)

    private String generateParameterValue(String key, List<String> value) {
        if (value.isEmpty()) {
            return "";
        }
        if (value.size() > 1) {
            if (!SignerConstant.X_AMZ_SIGNED_HEADERS.equals(key)) {
                throw new IllegalArgumentException(
                        "Unexpected number of arguments " + value.size() + " for query parameter " + key);
            }
            final StringJoiner joiner = new StringJoiner(";");
            value.stream().forEach(joiner::add);
            return joiner.toString();
        }
        return value.get(0);
    }