# Uses of Package
java.util.function

- Packages that use java.util.function
  Package | Description
  --- | ---
  java.lang |
  java.util |
  java.util.function |

- Classes in java.util.function used by java.lang
  Class and Description
  Consumer Represents an operation that accepts a single input argument and returns no result.

- Classes in java.util.function used by java.util
  Class and 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.
  Function Represents a function that accepts one argument and produces a 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 java.util.function
  Class and 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.
  Function Represents a function that accepts one argument and produces a 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.

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