Interface RSemaphoreReactive

    • Method Detail

      • tryAcquire

        reactor.core.publisher.Mono<Boolean> tryAcquire()
        Acquires a permit. Waits if necessary until a permit became available.
        Returns:
        true if a permit was acquired and false otherwise
      • tryAcquire

        reactor.core.publisher.Mono<Boolean> tryAcquire​(int permits)
        Tries to acquire defined amount of currently available permits.
        Parameters:
        permits - the number of permits to acquire
        Returns:
        true if permits were acquired and false otherwise
      • acquire

        reactor.core.publisher.Mono<Void> acquire()
        Acquires a permit. Waits if necessary until a permit became available.
        Returns:
        void
      • acquire

        reactor.core.publisher.Mono<Void> acquire​(int permits)
        Acquires defined amount of permits. Waits if necessary until all permits became available.
        Parameters:
        permits - the number of permits to acquire
        Returns:
        void
        Throws:
        IllegalArgumentException - if permits is negative
      • release

        reactor.core.publisher.Mono<Void> release()
        Releases a permit.
        Returns:
        void
      • release

        reactor.core.publisher.Mono<Void> release​(int permits)
        Releases defined amount of permits.
        Parameters:
        permits - amount
        Returns:
        void
      • trySetPermits

        reactor.core.publisher.Mono<Boolean> trySetPermits​(int permits)
        Tries to set number of permits.
        Parameters:
        permits - - number of permits
        Returns:
        true if permits has been set successfully, otherwise false.
      • tryAcquire

        reactor.core.publisher.Mono<Boolean> tryAcquire​(long waitTime,
                                                        TimeUnit unit)
        Tries to acquire currently available permit. Waits up to defined waitTime if necessary until a permit became available.
        Parameters:
        waitTime - the maximum time to wait
        unit - the time unit
        Returns:
        true if a permit was acquired and false otherwise
      • tryAcquire

        reactor.core.publisher.Mono<Boolean> tryAcquire​(int permits,
                                                        long waitTime,
                                                        TimeUnit unit)
        Tries to acquire defined amount of currently available permits. Waits up to defined waitTime if necessary until all permits became available.
        Parameters:
        permits - amount of permits
        waitTime - the maximum time to wait
        unit - the time unit
        Returns:
        true if permits were acquired and false otherwise
      • addPermits

        reactor.core.publisher.Mono<Void> addPermits​(int permits)
        Increases or decreases the number of available permits by defined value.
        Parameters:
        permits - amount of permits to add/remove
      • availablePermits

        reactor.core.publisher.Mono<Integer> availablePermits()
        Returns amount of available permits.
        Returns:
        number of permits
      • drainPermits

        reactor.core.publisher.Mono<Integer> drainPermits()
        Acquires and returns all permits that are immediately available.
        Returns:
        number of permits