Method try_enqueue

include/dmlc/concurrentqueue.h:987–990

Enqueues a single item (by copying it). Does not allocate memory. Fails if not enough room to enqueue (or implicit production is disabled because Traits::INITIAL_IMPLICIT_PRODUCER_HASH_SIZE is 0). Thread-safe.

  // is 0).
  // Thread-safe.
  inline bool try_enqueue(T const &item) {
    if (INITIAL_IMPLICIT_PRODUCER_HASH_SIZE == 0) return false;
    return inner_enqueue<CannotAlloc>(item);
  }

  // Enqueues a single item (by moving it, if possible).
  // Does not allocate memory (except for one-time implicit producer).