- Type Parameters:
T
- the type of the input to the operation
- All Known Subinterfaces:
Stream.Builder<T>
- 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 Consumer<T>
Represents an operation that accepts a single input argument and returns no
result. Unlike most other functional interfaces,
Consumer
is expected
to operate via side-effects.
This is a functional interface
whose functional method is accept(Object)
.
- Since:
- 1.8
-
Method Summary
-
Method Details
-
accept
Performs this operation on the given argument.- Parameters:
t
- the input argument
-
andThen
Returns a composedConsumer
that performs, in sequence, this operation followed by theafter
operation. If performing either operation throws an exception, it is relayed to the caller of the composed operation. If performing this operation throws an exception, theafter
operation will not be performed.- Parameters:
after
- the operation to perform after this operation- Returns:
- a composed
Consumer
that performs in sequence this operation followed by theafter
operation - Throws:
NullPointerException
- ifafter
is null
-