# Interface Functions.FailableCallable<R, T extends Throwable>

Type Parameters:
  `R` - Return type.
  `T` - Thrown exception.

Enclosing class:
  `Functions`

Functional Interface:
  This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@Deprecated @FunctionalInterface public static interface Functions.FailableCallable<R, T extends Throwable>
Deprecated.
Use `FailableCallable`.
A functional interface like `Callable` that declares a `Throwable`.

TODO for 4.0: Move to org.apache.commons.lang3.function.

Since:
  3.9

- ## Method Summary

  Modifier and Type
  Method
  Description
  `R`
  `call()`
  Deprecated.
  Calls the callable.

- ## Method Details

  - ### call

    R call() throws T
    Deprecated.
    Calls the callable.
    Returns:
      The value returned from the callable
    Throws:
      `T` - if the callable fails