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Uses of Package
java.util.function

• Packages that use java.util.function

  Package	Description
  java.lang	Provides classes that are fundamental to the design of the Java programming language.
  java.nio.file	Defines interfaces and classes for the Java virtual machine to access files, file attributes, and file systems.
  java.security	Provides the classes and interfaces for the security framework.
  java.time.temporal	Access to date and time using fields and units, and date time adjusters.
  java.util	Contains the collections framework, legacy collection classes, event model, date and time facilities, internationalization, and miscellaneous utility classes (a string tokenizer, a random-number generator, and a bit array).
  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.function	Functional interfaces provide target types for lambda expressions and method references.
  java.util.logging	Provides the classes and interfaces of the JavaTM 2 platform's core logging facilities.
  java.util.regex	Classes for matching character sequences against patterns specified by regular expressions.
  java.util.stream	Classes to support functional-style operations on streams of elements, such as map-reduce transformations on collections.
  javax.net.ssl	Provides classes for the secure socket package.

• Classes in java.util.function used by java.lang

  Class	Description
  Consumer	Represents an operation that accepts a single input argument and returns no result.
  Supplier	Represents a supplier of results.

• Classes in java.util.function used by java.nio.file

  Class	Description
  BiPredicate	Represents a predicate (boolean-valued function) of two arguments.

• Classes in java.util.function used by java.security

  Class	Description
  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.
  Function	Represents a function that accepts one argument and produces a result.

• Classes in java.util.function used by java.time.temporal

  Class	Description
  UnaryOperator	Represents an operation on a single operand that produces a result of the same type as its operand.

• Classes in java.util.function used by java.util

  Class	Description
  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.
  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.
  DoubleSupplier	Represents a supplier of double-valued results.
  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.
  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.
  LongSupplier	Represents a supplier of long-valued results.
  Predicate	Represents a predicate (boolean-valued function) of one argument.
  Supplier	Represents a supplier of results.
  ToDoubleFunction	Represents a function that produces a double-valued result.
  ToIntFunction	Represents a function that produces an int-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.

• Classes in java.util.function used by java.util.concurrent

  Class	Description
  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.
  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.
  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.
  LongBinaryOperator	Represents an operation upon two long-valued operands and producing a long-valued 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.

• Classes in java.util.function used by java.util.concurrent.atomic

  Class	Description
  BinaryOperator	Represents an operation upon two operands of the same type, producing a result of the same type as the operands.
  DoubleBinaryOperator	Represents an operation upon two double-valued operands and producing a double-valued result.
  IntBinaryOperator	Represents an operation upon two int-valued operands and producing an int-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.
  LongUnaryOperator	Represents an operation on a single long-valued operand 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.

• Classes in java.util.function used by java.util.function

  Class	Description
  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.
  Consumer	Represents an operation that accepts a single input argument and returns no result.
  DoubleConsumer	Represents an operation that accepts a single double-valued argument and returns no result.
  DoublePredicate	Represents a predicate (boolean-valued function) of one double-valued argument.
  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.
  IntConsumer	Represents an operation that accepts a single int-valued argument and returns no result.
  IntPredicate	Represents a predicate (boolean-valued function) of one int-valued argument.
  IntUnaryOperator	Represents an operation on a single int-valued operand that produces an int-valued result.
  LongConsumer	Represents an operation that accepts a single long-valued argument and returns no result.
  LongPredicate	Represents a predicate (boolean-valued function) of one long-valued argument.
  LongUnaryOperator	Represents an operation on a single long-valued operand that produces a long-valued result.
  Predicate	Represents a predicate (boolean-valued function) of one argument.
  UnaryOperator	Represents an operation on a single operand that produces a result of the same type as its operand.

• Classes in java.util.function used by java.util.logging

  Class	Description
  Supplier	Represents a supplier of results.

• Classes in java.util.function used by java.util.regex

  Class	Description
  Predicate	Represents a predicate (boolean-valued function) of one argument.

• Classes in java.util.function used by java.util.stream

  Class	Description
  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.
  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.
  ToDoubleFunction	Represents a function that produces a double-valued result.
  ToIntFunction	Represents a function that produces an int-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.

• Classes in java.util.function used by javax.net.ssl

  Class	Description
  BiFunction	Represents a function that accepts two arguments and produces a result.

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