Method Detail

• get

  public T get()
        throws NoSuchElementException

  Return the object that was bound or throw a NoSuchElementException if no value was bound.

  Returns:

  the bound value (never null)

  Throws:

  NoSuchElementException - if no value was bound

  See Also:

  isBound()

• isBound

  public boolean isBound()

  Returns true if a result was bound.

  Returns:

  if a result was bound

• ifBound

  public void ifBound(Consumer<? super T> consumer)

  Invoke the specified consumer with the bound value, or do nothing if no value has been bound.

  Parameters:

  consumer - block to execute if a value has been bound

• map

  public <U> BindResult<U> map(Function<? super T,? extends U> mapper)

  Apply the provided mapping function to the bound value, or return an updated unbound result if no value has been bound.

  Type Parameters:

  U - the type of the result of the mapping function

  Parameters:

  mapper - a mapping function to apply to the bound value. The mapper will not be invoked if no value has been bound.

  Returns:

  an BindResult describing the result of applying a mapping function to the value of this BindResult.

• orElse

  public T orElse(T other)

  Return the object that was bound, or other if no value has been bound.

  Parameters:

  other - the value to be returned if there is no bound value (may be null)

  Returns:

  the value, if bound, otherwise other

• orElseGet

  public T orElseGet(Supplier<? extends T> other)

  Return the object that was bound, or the result of invoking other if no value has been bound.

  Parameters:

  other - a Supplier of the value to be returned if there is no bound value

  Returns:

  the value, if bound, otherwise the supplied other

• orElseCreate

  public T orElseCreate(Class<? extends T> type)

  Return the object that was bound, or a new instance of the specified class if no value has been bound.

  Parameters:

  type - the type to create if no value was bound

  Returns:

  the value, if bound, otherwise a new instance of type

• orElseThrow

  public <X extends Throwable> T orElseThrow(Supplier<? extends X> exceptionSupplier)
                                      throws X extends Throwable

  Return the object that was bound, or throw an exception to be created by the provided supplier if no value has been bound.

  Type Parameters:

  X - the type of the exception to be thrown

  Parameters:

  exceptionSupplier - the supplier which will return the exception to be thrown

  Returns:

  the present value

  Throws:

  X - if there is no value present

  X extends Throwable

• equals

  public boolean equals(Object obj)

  Overrides:

  equals in class Object

• hashCode

  public int hashCode()

  Overrides:

  hashCode in class Object