Example usage for org.apache.commons.lang3.tuple Triple of

List of usage examples for org.apache.commons.lang3.tuple Triple of

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Introduction

In this page you can find the example usage for org.apache.commons.lang3.tuple Triple of.

Prototype

public static <L, M, R> Triple<L, M, R> of(final L left, final M middle, final R right)

Source Link

Document

Obtains an immutable triple of from three objects inferring the generic types.

This factory allows the triple to be created using inference to obtain the generic types.

Usage

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

/**
 * Returns a memoized (caching) version of this {@link BiObjFloatToShortFunction}. Whenever it is called, the
 * mapping between the input parameters and the return value is preserved in a cache, making subsequent calls
 * returning the memoized value instead of computing the return value again.
 * <p>/*  w  w w  .ja v  a  2 s .  co  m*/
 * Unless the function and therefore the used cache will be garbage-collected, it will keep all memoized values
 * forever.
 *
 * @return A memoized (caching) version of this {@code BiObjFloatToShortFunction}.
 * @implSpec This implementation does not allow the input parameters or return value to be {@code null} for the
 * resulting memoized function, as the cache used internally does not permit {@code null} keys or values.
 * @implNote The returned memoized function can be safely used concurrently from multiple threads which makes it
 * thread-safe.
 */
@Nonnull
default BiObjFloatToShortFunction<T, U> memoized() {
    if (isMemoized()) {
        return this;
    } else {
        final Map<Triple<T, U, Float>, Short> cache = new ConcurrentHashMap<>();
        final Object lock = new Object();
        return (BiObjFloatToShortFunction<T, U> & Memoized) (t, u, value) -> {
            final short returnValue;
            synchronized (lock) {
                returnValue = cache.computeIfAbsent(Triple.of(t, u, value),
                        key -> applyAsShort(key.getLeft(), key.getMiddle(), key.getRight()));
            }
            return returnValue;
        };
    }
}

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

/**
 * Returns a memoized (caching) version of this {@link BiObjShortToFloatFunction}. Whenever it is called, the
 * mapping between the input parameters and the return value is preserved in a cache, making subsequent calls
 * returning the memoized value instead of computing the return value again.
 * <p>// w  w  w  . j  a v a  2  s  . c  om
 * Unless the function and therefore the used cache will be garbage-collected, it will keep all memoized values
 * forever.
 *
 * @return A memoized (caching) version of this {@code BiObjShortToFloatFunction}.
 * @implSpec This implementation does not allow the input parameters or return value to be {@code null} for the
 * resulting memoized function, as the cache used internally does not permit {@code null} keys or values.
 * @implNote The returned memoized function can be safely used concurrently from multiple threads which makes it
 * thread-safe.
 */
@Nonnull
default BiObjShortToFloatFunction<T, U> memoized() {
    if (isMemoized()) {
        return this;
    } else {
        final Map<Triple<T, U, Short>, Float> cache = new ConcurrentHashMap<>();
        final Object lock = new Object();
        return (BiObjShortToFloatFunction<T, U> & Memoized) (t, u, value) -> {
            final float returnValue;
            synchronized (lock) {
                returnValue = cache.computeIfAbsent(Triple.of(t, u, value),
                        key -> applyAsFloat(key.getLeft(), key.getMiddle(), key.getRight()));
            }
            return returnValue;
        };
    }
}

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

/**
 * Returns a memoized (caching) version of this {@link BiObjByteToDoubleFunction}. Whenever it is called, the
 * mapping between the input parameters and the return value is preserved in a cache, making subsequent calls
 * returning the memoized value instead of computing the return value again.
 * <p>//w w w .j  a v  a2  s . com
 * Unless the function and therefore the used cache will be garbage-collected, it will keep all memoized values
 * forever.
 *
 * @return A memoized (caching) version of this {@code BiObjByteToDoubleFunction}.
 * @implSpec This implementation does not allow the input parameters or return value to be {@code null} for the
 * resulting memoized function, as the cache used internally does not permit {@code null} keys or values.
 * @implNote The returned memoized function can be safely used concurrently from multiple threads which makes it
 * thread-safe.
 */
@Nonnull
default BiObjByteToDoubleFunction<T, U> memoized() {
    if (isMemoized()) {
        return this;
    } else {
        final Map<Triple<T, U, Byte>, Double> cache = new ConcurrentHashMap<>();
        final Object lock = new Object();
        return (BiObjByteToDoubleFunction<T, U> & Memoized) (t, u, value) -> {
            final double returnValue;
            synchronized (lock) {
                returnValue = cache.computeIfAbsent(Triple.of(t, u, value),
                        key -> applyAsDouble(key.getLeft(), key.getMiddle(), key.getRight()));
            }
            return returnValue;
        };
    }
}

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

/**
 * Returns a memoized (caching) version of this {@link BiObjLongToDoubleFunction}. Whenever it is called, the
 * mapping between the input parameters and the return value is preserved in a cache, making subsequent calls
 * returning the memoized value instead of computing the return value again.
 * <p>// www  . j av  a  2  s .  co  m
 * Unless the function and therefore the used cache will be garbage-collected, it will keep all memoized values
 * forever.
 *
 * @return A memoized (caching) version of this {@code BiObjLongToDoubleFunction}.
 * @implSpec This implementation does not allow the input parameters or return value to be {@code null} for the
 * resulting memoized function, as the cache used internally does not permit {@code null} keys or values.
 * @implNote The returned memoized function can be safely used concurrently from multiple threads which makes it
 * thread-safe.
 */
@Nonnull
default BiObjLongToDoubleFunction<T, U> memoized() {
    if (isMemoized()) {
        return this;
    } else {
        final Map<Triple<T, U, Long>, Double> cache = new ConcurrentHashMap<>();
        final Object lock = new Object();
        return (BiObjLongToDoubleFunction<T, U> & Memoized) (t, u, value) -> {
            final double returnValue;
            synchronized (lock) {
                returnValue = cache.computeIfAbsent(Triple.of(t, u, value),
                        key -> applyAsDouble(key.getLeft(), key.getMiddle(), key.getRight()));
            }
            return returnValue;
        };
    }
}

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

/**
 * Returns a memoized (caching) version of this {@link BiObjCharToDoubleFunction}. Whenever it is called, the
 * mapping between the input parameters and the return value is preserved in a cache, making subsequent calls
 * returning the memoized value instead of computing the return value again.
 * <p>/*from   w  w w .  j  a  v a 2 s  .  co m*/
 * Unless the function and therefore the used cache will be garbage-collected, it will keep all memoized values
 * forever.
 *
 * @return A memoized (caching) version of this {@code BiObjCharToDoubleFunction}.
 * @implSpec This implementation does not allow the input parameters or return value to be {@code null} for the
 * resulting memoized function, as the cache used internally does not permit {@code null} keys or values.
 * @implNote The returned memoized function can be safely used concurrently from multiple threads which makes it
 * thread-safe.
 */
@Nonnull
default BiObjCharToDoubleFunction<T, U> memoized() {
    if (isMemoized()) {
        return this;
    } else {
        final Map<Triple<T, U, Character>, Double> cache = new ConcurrentHashMap<>();
        final Object lock = new Object();
        return (BiObjCharToDoubleFunction<T, U> & Memoized) (t, u, value) -> {
            final double returnValue;
            synchronized (lock) {
                returnValue = cache.computeIfAbsent(Triple.of(t, u, value),
                        key -> applyAsDouble(key.getLeft(), key.getMiddle(), key.getRight()));
            }
            return returnValue;
        };
    }
}

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

/**
 * Returns a memoized (caching) version of this {@link BiObjDoubleToFloatFunction}. Whenever it is called, the
 * mapping between the input parameters and the return value is preserved in a cache, making subsequent calls
 * returning the memoized value instead of computing the return value again.
 * <p>//www  .  jav a 2  s  . c o m
 * Unless the function and therefore the used cache will be garbage-collected, it will keep all memoized values
 * forever.
 *
 * @return A memoized (caching) version of this {@code BiObjDoubleToFloatFunction}.
 * @implSpec This implementation does not allow the input parameters or return value to be {@code null} for the
 * resulting memoized function, as the cache used internally does not permit {@code null} keys or values.
 * @implNote The returned memoized function can be safely used concurrently from multiple threads which makes it
 * thread-safe.
 */
@Nonnull
default BiObjDoubleToFloatFunction<T, U> memoized() {
    if (isMemoized()) {
        return this;
    } else {
        final Map<Triple<T, U, Double>, Float> cache = new ConcurrentHashMap<>();
        final Object lock = new Object();
        return (BiObjDoubleToFloatFunction<T, U> & Memoized) (t, u, value) -> {
            final float returnValue;
            synchronized (lock) {
                returnValue = cache.computeIfAbsent(Triple.of(t, u, value),
                        key -> applyAsFloat(key.getLeft(), key.getMiddle(), key.getRight()));
            }
            return returnValue;
        };
    }
}

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

/**
 * Returns a memoized (caching) version of this {@link BiObjDoubleToShortFunction}. Whenever it is called, the
 * mapping between the input parameters and the return value is preserved in a cache, making subsequent calls
 * returning the memoized value instead of computing the return value again.
 * <p>/*from  w w  w .ja v  a  2s.c  o  m*/
 * Unless the function and therefore the used cache will be garbage-collected, it will keep all memoized values
 * forever.
 *
 * @return A memoized (caching) version of this {@code BiObjDoubleToShortFunction}.
 * @implSpec This implementation does not allow the input parameters or return value to be {@code null} for the
 * resulting memoized function, as the cache used internally does not permit {@code null} keys or values.
 * @implNote The returned memoized function can be safely used concurrently from multiple threads which makes it
 * thread-safe.
 */
@Nonnull
default BiObjDoubleToShortFunction<T, U> memoized() {
    if (isMemoized()) {
        return this;
    } else {
        final Map<Triple<T, U, Double>, Short> cache = new ConcurrentHashMap<>();
        final Object lock = new Object();
        return (BiObjDoubleToShortFunction<T, U> & Memoized) (t, u, value) -> {
            final short returnValue;
            synchronized (lock) {
                returnValue = cache.computeIfAbsent(Triple.of(t, u, value),
                        key -> applyAsShort(key.getLeft(), key.getMiddle(), key.getRight()));
            }
            return returnValue;
        };
    }
}

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

/**
 * Returns a memoized (caching) version of this {@link BiObjBooleanToDoubleFunction}. Whenever it is called, the
 * mapping between the input parameters and the return value is preserved in a cache, making subsequent calls
 * returning the memoized value instead of computing the return value again.
 * <p>/*www  .java 2s  .c  o m*/
 * Unless the function and therefore the used cache will be garbage-collected, it will keep all memoized values
 * forever.
 *
 * @return A memoized (caching) version of this {@code BiObjBooleanToDoubleFunction}.
 * @implSpec This implementation does not allow the input parameters or return value to be {@code null} for the
 * resulting memoized function, as the cache used internally does not permit {@code null} keys or values.
 * @implNote The returned memoized function can be safely used concurrently from multiple threads which makes it
 * thread-safe.
 */
@Nonnull
default BiObjBooleanToDoubleFunction<T, U> memoized() {
    if (isMemoized()) {
        return this;
    } else {
        final Map<Triple<T, U, Boolean>, Double> cache = new ConcurrentHashMap<>();
        final Object lock = new Object();
        return (BiObjBooleanToDoubleFunction<T, U> & Memoized) (t, u, value) -> {
            final double returnValue;
            synchronized (lock) {
                returnValue = cache.computeIfAbsent(Triple.of(t, u, value),
                        key -> applyAsDouble(key.getLeft(), key.getMiddle(), key.getRight()));
            }
            return returnValue;
        };
    }
}

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

/**
 * Returns a memoized (caching) version of this {@link BiObjFloatToDoubleFunction}. Whenever it is called, the
 * mapping between the input parameters and the return value is preserved in a cache, making subsequent calls
 * returning the memoized value instead of computing the return value again.
 * <p>//from  w w w.j av  a 2  s  .  c o  m
 * Unless the function and therefore the used cache will be garbage-collected, it will keep all memoized values
 * forever.
 *
 * @return A memoized (caching) version of this {@code BiObjFloatToDoubleFunction}.
 * @implSpec This implementation does not allow the input parameters or return value to be {@code null} for the
 * resulting memoized function, as the cache used internally does not permit {@code null} keys or values.
 * @implNote The returned memoized function can be safely used concurrently from multiple threads which makes it
 * thread-safe.
 */
@Nonnull
default BiObjFloatToDoubleFunction<T, U> memoized() {
    if (isMemoized()) {
        return this;
    } else {
        final Map<Triple<T, U, Float>, Double> cache = new ConcurrentHashMap<>();
        final Object lock = new Object();
        return (BiObjFloatToDoubleFunction<T, U> & Memoized) (t, u, value) -> {
            final double returnValue;
            synchronized (lock) {
                returnValue = cache.computeIfAbsent(Triple.of(t, u, value),
                        key -> applyAsDouble(key.getLeft(), key.getMiddle(), key.getRight()));
            }
            return returnValue;
        };
    }
}

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

/**
 * Returns a memoized (caching) version of this {@link BiObjShortToDoubleFunction}. Whenever it is called, the
 * mapping between the input parameters and the return value is preserved in a cache, making subsequent calls
 * returning the memoized value instead of computing the return value again.
 * <p>/* w ww.j a va  2 s .c  o  m*/
 * Unless the function and therefore the used cache will be garbage-collected, it will keep all memoized values
 * forever.
 *
 * @return A memoized (caching) version of this {@code BiObjShortToDoubleFunction}.
 * @implSpec This implementation does not allow the input parameters or return value to be {@code null} for the
 * resulting memoized function, as the cache used internally does not permit {@code null} keys or values.
 * @implNote The returned memoized function can be safely used concurrently from multiple threads which makes it
 * thread-safe.
 */
@Nonnull
default BiObjShortToDoubleFunction<T, U> memoized() {
    if (isMemoized()) {
        return this;
    } else {
        final Map<Triple<T, U, Short>, Double> cache = new ConcurrentHashMap<>();
        final Object lock = new Object();
        return (BiObjShortToDoubleFunction<T, U> & Memoized) (t, u, value) -> {
            final double returnValue;
            synchronized (lock) {
                returnValue = cache.computeIfAbsent(Triple.of(t, u, value),
                        key -> applyAsDouble(key.getLeft(), key.getMiddle(), key.getRight()));
            }
            return returnValue;
        };
    }
}