java.util.function

Interfaces

BiConsumer	Represents an operation that accepts two input arguments and returns no result.
BiFunction	Represents a function that accepts two arguments and produces a result.
BinaryOperator	Represents an operation upon two operands of the same type, producing a result of the same type as the operands.
BiPredicate	Represents a predicate (boolean-valued function) of two arguments.
BooleanSupplier	Represents a supplier of `boolean`-valued results.
Consumer	Represents an operation that accepts a single input argument and returns no result.
DoubleBinaryOperator	Represents an operation upon two `double`-valued operands and producing a `double`-valued result.
DoubleConsumer	Represents an operation that accepts a single `double`-valued argument and returns no result.
DoubleFunction	Represents a function that accepts a double-valued argument and produces a result.
DoublePredicate	Represents a predicate (boolean-valued function) of one `double`-valued argument.
DoubleSupplier	Represents a supplier of `double`-valued results.
DoubleToIntFunction	Represents a function that accepts a double-valued argument and produces an int-valued result.
DoubleToLongFunction	Represents a function that accepts a double-valued argument and produces a long-valued result.
DoubleUnaryOperator	Represents an operation on a single `double`-valued operand that produces a `double`-valued result.
Function	Represents a function that accepts one argument and produces a result.
IntBinaryOperator	Represents an operation upon two `int`-valued operands and producing an `int`-valued result.
IntConsumer	Represents an operation that accepts a single `int`-valued argument and returns no result.
IntFunction	Represents a function that accepts an int-valued argument and produces a result.
IntPredicate	Represents a predicate (boolean-valued function) of one `int`-valued argument.
IntSupplier	Represents a supplier of `int`-valued results.
IntToDoubleFunction	Represents a function that accepts an int-valued argument and produces a double-valued result.
IntToLongFunction	Represents a function that accepts an int-valued argument and produces a long-valued result.
IntUnaryOperator	Represents an operation on a single `int`-valued operand that produces an `int`-valued result.
LongBinaryOperator	Represents an operation upon two `long`-valued operands and producing a `long`-valued result.
LongConsumer	Represents an operation that accepts a single `long`-valued argument and returns no result.
LongFunction	Represents a function that accepts a long-valued argument and produces a result.
LongPredicate	Represents a predicate (boolean-valued function) of one `long`-valued argument.
LongSupplier	Represents a supplier of `long`-valued results.
LongToDoubleFunction	Represents a function that accepts a long-valued argument and produces a double-valued result.
LongToIntFunction	Represents a function that accepts a long-valued argument and produces an int-valued result.
LongUnaryOperator	Represents an operation on a single `long`-valued operand that produces a `long`-valued result.
ObjDoubleConsumer	Represents an operation that accepts an object-valued and a `double`-valued argument, and returns no result.
ObjIntConsumer	Represents an operation that accepts an object-valued and a `int`-valued argument, and returns no result.
ObjLongConsumer	Represents an operation that accepts an object-valued and a `long`-valued argument, and returns no result.
Predicate	Represents a predicate (boolean-valued function) of one argument.
Supplier	Represents a supplier of results.
ToDoubleBiFunction	Represents a function that accepts two arguments and produces a double-valued result.
ToDoubleFunction	Represents a function that produces a double-valued result.
ToIntBiFunction	Represents a function that accepts two arguments and produces an int-valued result.
ToIntFunction	Represents a function that produces an int-valued result.
ToLongBiFunction	Represents a function that accepts two arguments and produces a long-valued result.
ToLongFunction	Represents a function that produces a long-valued result.
UnaryOperator	Represents an operation on a single operand that produces a result of the same type as its operand.