Package org.apache.tapestry5.ioc

# Interface IOOperation<T>

public interface IOOperation<T>
An operation that, when performed, returns a value (like `Invokable`, but may throw an `IOException`.

Since:
  5.4
See Also:
  - `OperationTracker.perform(String, IOOperation)`

- ## Method Summary

  Modifier and Type
  Method
  Description
  `T`
  `perform()`
  Perform an operation and return a value, or throw the exception.

- ## Method Details

  - ### perform

    T perform() throws IOException
    Perform an operation and return a value, or throw the exception.
    Throws:
      `IOException`