FailableToBooleanFunction (Apache Commons Lang 3.20.0 API)
Description: declaration: package: org.apache.commons.lang3.function, interface: FailableToBooleanFunction

# Interface FailableToBooleanFunction<T, E extends Throwable>

Type Parameters:
  `T` - the type of the argument to the function
  `E` - The kind of thrown exception or error.

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 FailableToBooleanFunction<T, E extends Throwable>
A functional interface like a `ToBooleanFunction` that declares a `Throwable`.

Since:
  3.18

- ## Field Summary

  Fields
  Modifier and Type
  Field
  Description
  `static final FailableToBooleanFunction`
  `NOP`
  NOP singleton

- ## Method Summary

  Modifier and Type
  Method
  Description
  `boolean`
  `applyAsBoolean(T t)`
  Applies this function to the given arguments.
  `static <T, E extends Throwable>
  FailableToBooleanFunction<T,E>`
  `nop()`
  Gets the NOP singleton.

- ## Field Details

  - ### NOP

    static final FailableToBooleanFunction NOP
    NOP singleton

- ## Method Details

  - ### nop

    static <T, E extends Throwable> FailableToBooleanFunction<T,E> nop()
    Gets the NOP singleton.
    Type Parameters:
      `T` - the type of the argument to the function
      `E` - The kind of thrown exception or error.
    Returns:
      The NOP singleton.

  - ### applyAsBoolean

    boolean applyAsBoolean(T t) throws E
    Applies this function to the given arguments.
    Parameters:
      `t` - the first function argument
    Returns:
      the function result
    Throws:
      `E` - Thrown when the function fails.