Example usage for java.util.function ToLongFunction applyAsLong

Introduction

In this page you can find the example usage for java.util.function ToLongFunction applyAsLong.

Prototype

long applyAsLong(T value);

Source Link

Document

Applies this function to the given argument.

Usage

From source file:at.gridtec.lambda4j.function.tri.obj.BiObjFloatToLongFunction.java

/**
 * Creates a {@link BiObjFloatToLongFunction} which uses the {@code first} parameter of this one as argument for the
 * given {@link ToLongFunction}./*from   www. j a va 2  s.  c o  m*/
 *
 * @param <T> The type of the first argument to the function
 * @param <U> The type of the second argument to the function
 * @param function The function which accepts the {@code first} parameter of this one
 * @return Creates a {@code BiObjFloatToLongFunction} which uses the {@code first} parameter of this one as argument
 * for the given {@code ToLongFunction}.
 * @throws NullPointerException If given argument is {@code null}
 */
@Nonnull
static <T, U> BiObjFloatToLongFunction<T, U> onlyFirst(@Nonnull final ToLongFunction<? super T> function) {
    Objects.requireNonNull(function);
    return (t, u, value) -> function.applyAsLong(t);
}

From source file:at.gridtec.lambda4j.function.tri.obj.BiObjFloatToLongFunction.java

/**
 * Creates a {@link BiObjFloatToLongFunction} which uses the {@code second} parameter of this one as argument for
 * the given {@link ToLongFunction}.//from w w w  .  j  a  v  a 2  s .c o m
 *
 * @param <T> The type of the first argument to the function
 * @param <U> The type of the second argument to the function
 * @param function The function which accepts the {@code second} parameter of this one
 * @return Creates a {@code BiObjFloatToLongFunction} which uses the {@code second} parameter of this one as
 * argument for the given {@code ToLongFunction}.
 * @throws NullPointerException If given argument is {@code null}
 */
@Nonnull
static <T, U> BiObjFloatToLongFunction<T, U> onlySecond(@Nonnull final ToLongFunction<? super U> function) {
    Objects.requireNonNull(function);
    return (t, u, value) -> function.applyAsLong(u);
}

From source file:at.gridtec.lambda4j.function.tri.obj.BiObjShortToLongFunction.java

/**
 * Creates a {@link BiObjShortToLongFunction} which uses the {@code first} parameter of this one as argument for the
 * given {@link ToLongFunction}./*from  ww w  .java2  s . co  m*/
 *
 * @param <T> The type of the first argument to the function
 * @param <U> The type of the second argument to the function
 * @param function The function which accepts the {@code first} parameter of this one
 * @return Creates a {@code BiObjShortToLongFunction} which uses the {@code first} parameter of this one as argument
 * for the given {@code ToLongFunction}.
 * @throws NullPointerException If given argument is {@code null}
 */
@Nonnull
static <T, U> BiObjShortToLongFunction<T, U> onlyFirst(@Nonnull final ToLongFunction<? super T> function) {
    Objects.requireNonNull(function);
    return (t, u, value) -> function.applyAsLong(t);
}

From source file:at.gridtec.lambda4j.function.tri.obj.BiObjShortToLongFunction.java

/**
 * Creates a {@link BiObjShortToLongFunction} which uses the {@code second} parameter of this one as argument for
 * the given {@link ToLongFunction}.//from  w w  w  .  j  a v a 2 s. c  om
 *
 * @param <T> The type of the first argument to the function
 * @param <U> The type of the second argument to the function
 * @param function The function which accepts the {@code second} parameter of this one
 * @return Creates a {@code BiObjShortToLongFunction} which uses the {@code second} parameter of this one as
 * argument for the given {@code ToLongFunction}.
 * @throws NullPointerException If given argument is {@code null}
 */
@Nonnull
static <T, U> BiObjShortToLongFunction<T, U> onlySecond(@Nonnull final ToLongFunction<? super U> function) {
    Objects.requireNonNull(function);
    return (t, u, value) -> function.applyAsLong(u);
}

From source file:at.gridtec.lambda4j.function.tri.obj.BiObjIntToLongFunction.java

/**
 * Creates a {@link BiObjIntToLongFunction} which uses the {@code first} parameter of this one as argument for the
 * given {@link ToLongFunction}./*  w  w w.j  a v  a 2  s.co m*/
 *
 * @param <T> The type of the first argument to the function
 * @param <U> The type of the second argument to the function
 * @param function The function which accepts the {@code first} parameter of this one
 * @return Creates a {@code BiObjIntToLongFunction} which uses the {@code first} parameter of this one as argument
 * for the given {@code ToLongFunction}.
 * @throws NullPointerException If given argument is {@code null}
 */
@Nonnull
static <T, U> BiObjIntToLongFunction<T, U> onlyFirst(@Nonnull final ToLongFunction<? super T> function) {
    Objects.requireNonNull(function);
    return (t, u, value) -> function.applyAsLong(t);
}

From source file:at.gridtec.lambda4j.function.tri.obj.BiObjIntToLongFunction.java

/**
 * Creates a {@link BiObjIntToLongFunction} which uses the {@code second} parameter of this one as argument for the
 * given {@link ToLongFunction}./*w  w w .ja  va  2 s.c o  m*/
 *
 * @param <T> The type of the first argument to the function
 * @param <U> The type of the second argument to the function
 * @param function The function which accepts the {@code second} parameter of this one
 * @return Creates a {@code BiObjIntToLongFunction} which uses the {@code second} parameter of this one as argument
 * for the given {@code ToLongFunction}.
 * @throws NullPointerException If given argument is {@code null}
 */
@Nonnull
static <T, U> BiObjIntToLongFunction<T, U> onlySecond(@Nonnull final ToLongFunction<? super U> function) {
    Objects.requireNonNull(function);
    return (t, u, value) -> function.applyAsLong(u);
}

From source file:at.gridtec.lambda4j.function.tri.obj.BiObjDoubleToLongFunction.java

/**
 * Creates a {@link BiObjDoubleToLongFunction} which uses the {@code first} parameter of this one as argument for
 * the given {@link ToLongFunction}./*from  w  ww.  ja  v a2s .c  o m*/
 *
 * @param <T> The type of the first argument to the function
 * @param <U> The type of the second argument to the function
 * @param function The function which accepts the {@code first} parameter of this one
 * @return Creates a {@code BiObjDoubleToLongFunction} which uses the {@code first} parameter of this one as
 * argument for the given {@code ToLongFunction}.
 * @throws NullPointerException If given argument is {@code null}
 */
@Nonnull
static <T, U> BiObjDoubleToLongFunction<T, U> onlyFirst(@Nonnull final ToLongFunction<? super T> function) {
    Objects.requireNonNull(function);
    return (t, u, value) -> function.applyAsLong(t);
}

From source file:at.gridtec.lambda4j.function.tri.obj.BiObjDoubleToLongFunction.java

/**
 * Creates a {@link BiObjDoubleToLongFunction} which uses the {@code second} parameter of this one as argument for
 * the given {@link ToLongFunction}./*  w  w w . ja  v  a  2  s. c  om*/
 *
 * @param <T> The type of the first argument to the function
 * @param <U> The type of the second argument to the function
 * @param function The function which accepts the {@code second} parameter of this one
 * @return Creates a {@code BiObjDoubleToLongFunction} which uses the {@code second} parameter of this one as
 * argument for the given {@code ToLongFunction}.
 * @throws NullPointerException If given argument is {@code null}
 */
@Nonnull
static <T, U> BiObjDoubleToLongFunction<T, U> onlySecond(@Nonnull final ToLongFunction<? super U> function) {
    Objects.requireNonNull(function);
    return (t, u, value) -> function.applyAsLong(u);
}

From source file:at.gridtec.lambda4j.function.bi.obj.ObjLongFunction.java

/**
 * Returns a composed {@link BiFunction2} that first applies the {@code before} functions to its input, and
 * then applies this function to the result.
 * If evaluation of either operation throws an exception, it is relayed to the caller of the composed operation.
 *
 * @param <A> The type of the argument to the first given function, and of composed function
 * @param <B> The type of the argument to the second given function, and of composed function
 * @param before1 The first function to apply before this function is applied
 * @param before2 The second function to apply before this function is applied
 * @return A composed {@code BiFunction2} that first applies the {@code before} functions to its input, and then
 * applies this function to the result./*  w w  w .  j a va  2  s .c o m*/
 * @throws NullPointerException If given argument is {@code null}
 * @implSpec The input argument of this method is able to handle every type.
 */
@Nonnull
default <A, B> BiFunction2<A, B, R> compose(@Nonnull final Function<? super A, ? extends T> before1,
        @Nonnull final ToLongFunction<? super B> before2) {
    Objects.requireNonNull(before1);
    Objects.requireNonNull(before2);
    return (a, b) -> apply(before1.apply(a), before2.applyAsLong(b));
}

From source file:at.gridtec.lambda4j.function.bi.BiLongFunction.java

/**
 * Returns a composed {@link BiFunction2} that first applies the {@code before} functions to its input, and
 * then applies this function to the result.
 * If evaluation of either operation throws an exception, it is relayed to the caller of the composed operation.
 *
 * @param <A> The type of the argument to the first given function, and of composed function
 * @param <B> The type of the argument to the second given function, and of composed function
 * @param before1 The first function to apply before this function is applied
 * @param before2 The second function to apply before this function is applied
 * @return A composed {@code BiFunction2} that first applies the {@code before} functions to its input, and then
 * applies this function to the result./*w  w  w  .j  ava 2s.com*/
 * @throws NullPointerException If given argument is {@code null}
 * @implSpec The input argument of this method is able to handle every type.
 */
@Nonnull
default <A, B> BiFunction2<A, B, R> compose(@Nonnull final ToLongFunction<? super A> before1,
        @Nonnull final ToLongFunction<? super B> before2) {
    Objects.requireNonNull(before1);
    Objects.requireNonNull(before2);
    return (a, b) -> apply(before1.applyAsLong(a), before2.applyAsLong(b));
}