内容简介：简要说明：* BiConsumer<T, U>
## 关于函数式FunctionalInterface介绍的文章
* Java8 — 函数式接口@FunctionalInterface及default关键字
JDK 8里面的FunctionalInterface列表
简要说明：
* BiConsumer<T, U>
/**
* Performs this operation on the given arguments.
*
* @param t the first input argument
* @param u the second input argument
*/
void accept(T t, U u);
- BiFunction<T, U, R>
/**
* Applies this function to the given arguments.
*
* @param t the first function argument
* @param u the second function argument
* @return the function result
*/
R apply(T t, U u);
- BinaryOperator
extends BiFunction<T,T,T>
public static <T> BinaryOperator<T> minBy(
Comparator<? super T> comparator) {
Objects.requireNonNull(comparator);
return (a, b) -> comparator.compare(a, b) <= 0 ? a : b;
}
- BiPredicate<T, U>
/**
* Evaluates this predicate on the given arguments.
*
* @param t the first input argument
* @param u the second input argument
* @return {@code true} if the input arguments match the predicate,
* otherwise {@code false}
*/
boolean test(T t, U u);
- BooleanSupplier
/**
* Gets a result.
*
* @return a result
*/
boolean getAsBoolean();
- Consumer
/**
* Performs this operation on the given argument.
*
* @param t the input argument
*/
void accept(T t);
- DoubleBinaryOperator
/**
* Applies this operator to the given operands.
*
* @param left the first operand
* @param right the second operand
* @return the operator result
*/
double applyAsDouble(double left, double right);
- DoubleConsumer
/**
* Performs this operation on the given argument.
*
* @param value the input argument
*/
void accept(double value);
- DoubleFunction
/**
* Applies this function to the given argument.
*
* @param value the function argument
* @return the function result
*/
R apply(double value);
- DoublePredicate
/**
* Evaluates this predicate on the given argument.
*
* @param value the input argument
* @return {@code true} if the input argument matches the predicate,
* otherwise {@code false}
*/
boolean test(double value);
- DoubleSupplier
/**
* Gets a result.
*
* @return a result
*/
double getAsDouble();
- DoubleToIntFunction
/**
* Applies this function to the given argument.
*
* @param value the function argument
* @return the function result
*/
int applyAsInt(double value);
- DoubleToLongFunction
/**
* Applies this function to the given argument.
*
* @param value the function argument
* @return the function result
*/
long applyAsLong(double value);
- DoubleUnaryOperator
/**
* Applies this operator to the given operand.
*
* @param operand the operand
* @return the operator result
*/
double applyAsDouble(double operand);
- Function<T, R>
/**
* Applies this function to the given argument.
*
* @param t the function argument
* @return the function result
*/
R apply(T t);
- IntBinaryOperator
/**
* Applies this operator to the given operands.
*
* @param left the first operand
* @param right the second operand
* @return the operator result
*/
int applyAsInt(int left, int right);
- IntConsumer
/**
* Performs this operation on the given argument.
*
* @param value the input argument
*/
void accept(int value);
- IntFunction
/**
* Applies this function to the given argument.
*
* @param value the function argument
* @return the function result
*/
R apply(int value);
- IntPredicate
/**
* Evaluates this predicate on the given argument.
*
* @param value the input argument
* @return {@code true} if the input argument matches the predicate,
* otherwise {@code false}
*/
boolean test(int value);
- IntSupplier
/**
* Gets a result.
*
* @return a result
*/
int getAsInt();
- IntToDoubleFunction
/**
* Applies this function to the given argument.
*
* @param value the function argument
* @return the function result
*/
double applyAsDouble(int value);
- IntToLongFunction
/**
* Applies this function to the given argument.
*
* @param value the function argument
* @return the function result
*/
long applyAsLong(int value);
- IntUnaryOperator
/**
* Applies this operator to the given operand.
*
* @param operand the operand
* @return the operator result
*/
int applyAsInt(int operand);
- LongBinaryOperator
/**
* Applies this operator to the given operands.
*
* @param left the first operand
* @param right the second operand
* @return the operator result
*/
long applyAsLong(long left, long right);
- LongConsumer
/**
* Performs this operation on the given argument.
*
* @param value the input argument
*/
void accept(long value);
- LongFunction
/**
* Applies this function to the given argument.
*
* @param value the function argument
* @return the function result
*/
R apply(long value);
- LongPredicate
/**
* Evaluates this predicate on the given argument.
*
* @param value the input argument
* @return {@code true} if the input argument matches the predicate,
* otherwise {@code false}
*/
boolean test(long value);
- LongSupplier
/**
* Gets a result.
*
* @return a result
*/
long getAsLong();
- LongToDoubleFunction
/**
* Applies this function to the given argument.
*
* @param value the function argument
* @return the function result
*/
double applyAsDouble(long value);
- LongToIntFunction
/**
* Applies this function to the given argument.
*
* @param value the function argument
* @return the function result
*/
int applyAsInt(long value);
- LongUnaryOperator
/**
* Applies this operator to the given operand.
*
* @param operand the operand
* @return the operator result
*/
long applyAsLong(long operand);
- ObjDoubleConsumer
/**
* Performs this operation on the given arguments.
*
* @param t the first input argument
* @param value the second input argument
*/
void accept(T t, double value);
- ObjIntConsumer
/**
* Performs this operation on the given arguments.
*
* @param t the first input argument
* @param value the second input argument
*/
void accept(T t, int value);
- ObjLongConsumer
/**
* Performs this operation on the given arguments.
*
* @param t the first input argument
* @param value the second input argument
*/
void accept(T t, long value);
- Predicate
/**
* Evaluates this predicate on the given argument.
*
* @param t the input argument
* @return {@code true} if the input argument matches the predicate,
* otherwise {@code false}
*/
boolean test(T t);
- Supplier
/**
* Gets a result.
*
* @return a result
*/
T get();
- ToDoubleBiFunction<T, U>
/**
* Applies this function to the given arguments.
*
* @param t the first function argument
* @param u the second function argument
* @return the function result
*/
double applyAsDouble(T t, U u);
- ToDoubleFunction
/**
* Applies this function to the given argument.
*
* @param value the function argument
* @return the function result
*/
double applyAsDouble(T value);
- ToIntBiFunction<T, U>
/**
* Applies this function to the given arguments.
*
* @param t the first function argument
* @param u the second function argument
* @return the function result
*/
int applyAsInt(T t, U u);
- ToIntFunction
/**
* Applies this function to the given argument.
*
* @param value the function argument
* @return the function result
*/
int applyAsInt(T value);
- ToLongBiFunction<T, U>
/**
* Applies this function to the given arguments.
*
* @param t the first function argument
* @param u the second function argument
* @return the function result
*/
long applyAsLong(T t, U u);
- ToLongFunction
/**
* Applies this function to the given argument.
*
* @param value the function argument
* @return the function result
*/
long applyAsLong(T value);
- UnaryOperator
extends Function<T, T>
/**
* Returns a unary operator that always returns its input argument.
*
* @param <T> the type of the input and output of the operator
* @return a unary operator that always returns its input argument
*/
static <T> UnaryOperator<T> identity() {
return t -> t;
}
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