Interface CheckedFunction<I,O,E extends Exception>

Type Parameters:
I - the input parameter type
O - the output parameter type
E - the type thrown
Functional Interface:
This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface public interface CheckedFunction<I,O,E extends Exception>
A function with one input and one output which may throw a checked exception.
Since:
4.0.0
  • Method Details

    • apply

      O apply(I one) throws E
      Perform the action.
      Parameters:
      one - parameter
      Returns:
      return value
      Throws:
      E - thrown when defined by types accepting this function
      Since:
      4.0.0
    • from

      static <I, O> CheckedFunction<I,O,RuntimeException> from(Function<I,@NonNull O> func)
      Convert a JDK Function into its checked variant.
      Type Parameters:
      I - parameter type
      O - return type
      Parameters:
      func - the function
      Returns:
      the function as a checked function
      Since:
      4.0.0