private void defineIndexRules()

in src/main/java/org/apache/skywalking/banyandb/v1/client/BanyanDBClient.java [509:536]

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

    private void defineIndexRules(Measure measure, List<IndexRule> indexRules) throws BanyanDBException {
        Preconditions.checkArgument(measure != null, "measure cannot be null");

        IndexRuleMetadataRegistry irRegistry = new IndexRuleMetadataRegistry(checkNotNull(this.channel));
        for (final IndexRule ir : indexRules) {
            try {
                irRegistry.create(ir);
            } catch (BanyanDBException ex) {
                // multiple entity can share a single index rule
                if (ex.getStatus().equals(Status.Code.ALREADY_EXISTS)) {
                    continue;
                }
                throw ex;
            }
        }
        if (indexRules.isEmpty()) {
            return;
        }

        List<String> indexRuleNames = indexRules.stream().map(IndexRule::name).collect(Collectors.toList());

        IndexRuleBindingMetadataRegistry irbRegistry = new IndexRuleBindingMetadataRegistry(checkNotNull(this.channel));
        IndexRuleBinding binding = IndexRuleBinding.create(measure.group(),
                IndexRuleBinding.defaultBindingRule(measure.name()),
                IndexRuleBinding.Subject.referToMeasure(measure.name()),
                indexRuleNames);
        irbRegistry.create(binding);
    }