public ArrayConcurrencyLoadBalancer build()

in concurrency-loadbalancer-core/src/main/java/com/uber/concurrency/loadbalancer/ArrayConcurrencyLoadBalancer.java [300:310]

• 11 lines of code
• 3 McCabe index (conditional complexity)

        public ArrayConcurrencyLoadBalancer<T> build() {
            if (taskConcurrencyMap == null) {
                synchronized (this) {
                    if (taskConcurrencyMap == null) {
                        TaskConcurrency.Builder taskConcurrencyBuilder = subStrategy.newTaskConcurrencyBuilder().withLookBackTime(lookBackTime);
                        taskConcurrencyMap = new TaskConcurrencyMap<>(taskConcurrencyBuilder, scheduledCounterBuilder);
                    }
                }
            }
            return new ArrayConcurrencyLoadBalancer(tasks, taskConcurrencyMap, groupSize, listeners, scheduledCounterBuilder.getTicker());
        }