## Uses of Interface
java.util.function.IntBinaryOperator

- Packages that use IntBinaryOperator
  Package | Description
  --- | ---
  java.util | Contains the collections framework, some internationalization support classes, a service loader, properties, random number generation, string parsing and scanning classes, base64 encoding and decoding, a bit array, and several miscellaneous utility classes.
  java.util.concurrent | Utility classes commonly useful in concurrent programming.
  java.util.concurrent.atomic | A small toolkit of classes that support lock-free thread-safe programming on single variables.
  java.util.stream | Classes to support functional-style operations on streams of elements, such as map-reduce transformations on collections.

- - ### Uses of IntBinaryOperator in java.util

    Methods in java.util with parameters of type IntBinaryOperator
    Modifier and Type | Method | Description
    --- | --- | ---
    `static void` | Arrays.`parallelPrefix​(int[] array, int fromIndex, int toIndex, IntBinaryOperator op)` | Performs `Arrays.parallelPrefix(int[], IntBinaryOperator)` for the given subrange of the array.
    `static void` | Arrays.`parallelPrefix​(int[] array, IntBinaryOperator op)` | Cumulates, in parallel, each element of the given array in place, using the supplied function.

  - ### Uses of IntBinaryOperator in java.util.concurrent

    Methods in java.util.concurrent with parameters of type IntBinaryOperator
    Modifier and Type | Method | Description
    --- | --- | ---
    `int` | ConcurrentHashMap.`reduceEntriesToInt​(long parallelismThreshold, ToIntFunction<Map.Entry<K,​V>> transformer, int basis, IntBinaryOperator reducer)` | Returns the result of accumulating the given transformation of all entries using the given reducer to combine values, and the given basis as an identity value.
    `int` | ConcurrentHashMap.`reduceKeysToInt​(long parallelismThreshold, ToIntFunction<? super K> transformer, int basis, IntBinaryOperator reducer)` | Returns the result of accumulating the given transformation of all keys using the given reducer to combine values, and the given basis as an identity value.
    `int` | ConcurrentHashMap.`reduceToInt​(long parallelismThreshold, ToIntBiFunction<? super K,​? super V> transformer, int basis, IntBinaryOperator reducer)` | Returns the result of accumulating the given transformation of all (key, value) pairs using the given reducer to combine values, and the given basis as an identity value.
    `int` | ConcurrentHashMap.`reduceValuesToInt​(long parallelismThreshold, ToIntFunction<? super V> transformer, int basis, IntBinaryOperator reducer)` | Returns the result of accumulating the given transformation of all values using the given reducer to combine values, and the given basis as an identity value.

  - ### Uses of IntBinaryOperator in java.util.concurrent.atomic

    Methods in java.util.concurrent.atomic with parameters of type IntBinaryOperator
    Modifier and Type | Method | Description
    --- | --- | ---
    `int` | AtomicInteger.`accumulateAndGet​(int x, IntBinaryOperator accumulatorFunction)` | Atomically updates (with memory effects as specified by `VarHandle.compareAndSet(java.lang.Object...)`) the current value with the results of applying the given function to the current and given values, returning the updated value.
    `int` | AtomicIntegerArray.`accumulateAndGet​(int i, int x, IntBinaryOperator accumulatorFunction)` | Atomically updates (with memory effects as specified by `VarHandle.compareAndSet(java.lang.Object...)`) the element at index `i` with the results of applying the given function to the current and given values, returning the updated value.
    `int` | AtomicIntegerFieldUpdater.`accumulateAndGet​(T obj, int x, IntBinaryOperator accumulatorFunction)` | Atomically updates (with memory effects as specified by `VarHandle.compareAndSet(java.lang.Object...)`) the field of the given object managed by this updater with the results of applying the given function to the current and given values, returning the updated value.
    `int` | AtomicInteger.`getAndAccumulate​(int x, IntBinaryOperator accumulatorFunction)` | Atomically updates (with memory effects as specified by `VarHandle.compareAndSet(java.lang.Object...)`) the current value with the results of applying the given function to the current and given values, returning the previous value.
    `int` | AtomicIntegerArray.`getAndAccumulate​(int i, int x, IntBinaryOperator accumulatorFunction)` | Atomically updates (with memory effects as specified by `VarHandle.compareAndSet(java.lang.Object...)`) the element at index `i` with the results of applying the given function to the current and given values, returning the previous value.
    `int` | AtomicIntegerFieldUpdater.`getAndAccumulate​(T obj, int x, IntBinaryOperator accumulatorFunction)` | Atomically updates (with memory effects as specified by `VarHandle.compareAndSet(java.lang.Object...)`) the field of the given object managed by this updater with the results of applying the given function to the current and given values, returning the previous value.

  - ### Uses of IntBinaryOperator in java.util.stream

    Methods in java.util.stream with parameters of type IntBinaryOperator
    Modifier and Type | Method | Description
    --- | --- | ---
    `int` | IntStream.`reduce​(int identity, IntBinaryOperator op)` | Performs a reduction on the elements of this stream, using the provided identity value and an associative accumulation function, and returns the reduced value.
    `OptionalInt` | IntStream.`reduce​(IntBinaryOperator op)` | Performs a reduction on the elements of this stream, using an associative accumulation function, and returns an `OptionalInt` describing the reduced value, if any.