private static String key()

in api/src/main/java/com/spotify/metrics/core/MetricId.java [347:366]

• 16 lines of code
• 5 McCabe index (conditional complexity)

    private static String key(String... names) {
        final StringBuilder builder = new StringBuilder();
        boolean first = true;

        for (final String name : names) {
            if (name == null || name.isEmpty()) {
                continue;
            }

            if (first) {
                first = false;
            } else {
                builder.append(SEPARATOR);
            }

            builder.append(name);
        }

        return builder.toString();
    }