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Javaslang is a Java standard library extension built for Java 8 and above.
/* / \____ _ _ ____ ______ / \ ____ __ _ _____
* / / \/ \ / \/ \ / /\__\/ // \/ \ / / _ \ Javaslang
* _/ / /\ \ \/ / /\ \\__\\ \ // /\ \ /\\/ \__/ / Copyright 2014-now Daniel Dietrich
* /___/\_/ \_/\____/\_/ \_/\__\/__/___\_/ \_// \__/_____/ Licensed under the Apache License, Version 2.0
*/
package javaslang;
/*-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*\
G E N E R A T O R C R A F T E D
\*-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
import java.io.Serializable;
import java.util.Comparator;
import java.util.Objects;
import java.util.function.Function;
import javaslang.collection.List;
import javaslang.collection.Seq;
/**
* A tuple of 5 elements which can be seen as cartesian product of 5 components.
*
* @param type of the 1st element
* @param type of the 2nd element
* @param type of the 3rd element
* @param type of the 4th element
* @param type of the 5th element
* @author Daniel Dietrich
* @since 1.1.0
*/
public final class Tuple5 implements Tuple, Comparable>, Serializable {
private static final long serialVersionUID = 1L;
/**
* The 1st element of this tuple.
*/
public final T1 _1;
/**
* The 2nd element of this tuple.
*/
public final T2 _2;
/**
* The 3rd element of this tuple.
*/
public final T3 _3;
/**
* The 4th element of this tuple.
*/
public final T4 _4;
/**
* The 5th element of this tuple.
*/
public final T5 _5;
/**
* Constructs a tuple of 5 elements.
*
* @param t1 the 1st element
* @param t2 the 2nd element
* @param t3 the 3rd element
* @param t4 the 4th element
* @param t5 the 5th element
*/
public Tuple5(T1 t1, T2 t2, T3 t3, T4 t4, T5 t5) {
this._1 = t1;
this._2 = t2;
this._3 = t3;
this._4 = t4;
this._5 = t5;
}
public static Comparator> comparator(Comparator t1Comp, Comparator t2Comp, Comparator t3Comp, Comparator t4Comp, Comparator t5Comp) {
return (Comparator> & Serializable) (t1, t2) -> {
final int check1 = t1Comp.compare(t1._1, t2._1);
if (check1 != 0) {
return check1;
}
final int check2 = t2Comp.compare(t1._2, t2._2);
if (check2 != 0) {
return check2;
}
final int check3 = t3Comp.compare(t1._3, t2._3);
if (check3 != 0) {
return check3;
}
final int check4 = t4Comp.compare(t1._4, t2._4);
if (check4 != 0) {
return check4;
}
final int check5 = t5Comp.compare(t1._5, t2._5);
if (check5 != 0) {
return check5;
}
// all components are equal
return 0;
};
}
@SuppressWarnings("unchecked")
private static , U2 extends Comparable, U3 extends Comparable, U4 extends Comparable, U5 extends Comparable> int compareTo(Tuple5 o1, Tuple5 o2) {
final Tuple5 t1 = (Tuple5) o1;
final Tuple5 t2 = (Tuple5) o2;
final int check1 = t1._1.compareTo(t2._1);
if (check1 != 0) {
return check1;
}
final int check2 = t1._2.compareTo(t2._2);
if (check2 != 0) {
return check2;
}
final int check3 = t1._3.compareTo(t2._3);
if (check3 != 0) {
return check3;
}
final int check4 = t1._4.compareTo(t2._4);
if (check4 != 0) {
return check4;
}
final int check5 = t1._5.compareTo(t2._5);
if (check5 != 0) {
return check5;
}
// all components are equal
return 0;
}
@Override
public int arity() {
return 5;
}
@Override
public int compareTo(Tuple5 that) {
return Tuple5.compareTo(this, that);
}
/**
* Getter of the 1st element of this tuple.
*
* @return the 1st element of this Tuple.
*/
public T1 _1() {
return _1;
}
/**
* Getter of the 2nd element of this tuple.
*
* @return the 2nd element of this Tuple.
*/
public T2 _2() {
return _2;
}
/**
* Getter of the 3rd element of this tuple.
*
* @return the 3rd element of this Tuple.
*/
public T3 _3() {
return _3;
}
/**
* Getter of the 4th element of this tuple.
*
* @return the 4th element of this Tuple.
*/
public T4 _4() {
return _4;
}
/**
* Getter of the 5th element of this tuple.
*
* @return the 5th element of this Tuple.
*/
public T5 _5() {
return _5;
}
/**
* Maps the components of this tuple using a mapper function.
*
* @param mapper the mapper function
* @param new type of the 1st component
* @param new type of the 2nd component
* @param new type of the 3rd component
* @param new type of the 4th component
* @param new type of the 5th component
* @return A new Tuple of same arity.
* @throws NullPointerException if {@code mapper} is null
*/
public Tuple5 map(Function5> mapper) {
Objects.requireNonNull(mapper, "mapper is null");
return mapper.apply(_1, _2, _3, _4, _5);
}
/**
* Maps the components of this tuple using a mapper function for each component.
*
* @param f1 the mapper function of the 1st component
* @param f2 the mapper function of the 2nd component
* @param f3 the mapper function of the 3rd component
* @param f4 the mapper function of the 4th component
* @param f5 the mapper function of the 5th component
* @param new type of the 1st component
* @param new type of the 2nd component
* @param new type of the 3rd component
* @param new type of the 4th component
* @param new type of the 5th component
* @return A new Tuple of same arity.
* @throws NullPointerException if one of the arguments is null
*/
public Tuple5 map(Function f1, Function f2, Function f3, Function f4, Function f5) {
Objects.requireNonNull(f1, "f1 is null");
Objects.requireNonNull(f2, "f2 is null");
Objects.requireNonNull(f3, "f3 is null");
Objects.requireNonNull(f4, "f4 is null");
Objects.requireNonNull(f5, "f5 is null");
return Tuple.of(f1.apply(_1), f2.apply(_2), f3.apply(_3), f4.apply(_4), f5.apply(_5));
}
/**
* Maps the 1st component of this tuple to a new value.
*
* @param new type of the 1st component
* @param mapper A mapping function
* @return a new tuple based on this tuple and substituted 1st component
*/
public Tuple5 map1(Function mapper) {
Objects.requireNonNull(mapper, "mapper is null");
final U u = mapper.apply(_1);
return Tuple.of(u, _2, _3, _4, _5);
}
/**
* Maps the 2nd component of this tuple to a new value.
*
* @param new type of the 2nd component
* @param mapper A mapping function
* @return a new tuple based on this tuple and substituted 2nd component
*/
public Tuple5 map2(Function mapper) {
Objects.requireNonNull(mapper, "mapper is null");
final U u = mapper.apply(_2);
return Tuple.of(_1, u, _3, _4, _5);
}
/**
* Maps the 3rd component of this tuple to a new value.
*
* @param new type of the 3rd component
* @param mapper A mapping function
* @return a new tuple based on this tuple and substituted 3rd component
*/
public Tuple5 map3(Function mapper) {
Objects.requireNonNull(mapper, "mapper is null");
final U u = mapper.apply(_3);
return Tuple.of(_1, _2, u, _4, _5);
}
/**
* Maps the 4th component of this tuple to a new value.
*
* @param new type of the 4th component
* @param mapper A mapping function
* @return a new tuple based on this tuple and substituted 4th component
*/
public Tuple5 map4(Function mapper) {
Objects.requireNonNull(mapper, "mapper is null");
final U u = mapper.apply(_4);
return Tuple.of(_1, _2, _3, u, _5);
}
/**
* Maps the 5th component of this tuple to a new value.
*
* @param new type of the 5th component
* @param mapper A mapping function
* @return a new tuple based on this tuple and substituted 5th component
*/
public Tuple5 map5(Function mapper) {
Objects.requireNonNull(mapper, "mapper is null");
final U u = mapper.apply(_5);
return Tuple.of(_1, _2, _3, _4, u);
}
/**
* Transforms this tuple to an object of type U.
*
* @param f Transformation which creates a new object of type U based on this tuple's contents.
* @param type of the transformation result
* @return An object of type U
* @throws NullPointerException if {@code f} is null
*/
public U transform(Function5 f) {
Objects.requireNonNull(f, "f is null");
return f.apply(_1, _2, _3, _4, _5);
}
@Override
public Seq toSeq() {
return List.of(_1, _2, _3, _4, _5);
}
// -- Object
@Override
public boolean equals(Object o) {
if (o == this) {
return true;
} else if (!(o instanceof Tuple5)) {
return false;
} else {
final Tuple5 that = (Tuple5) o;
return Objects.equals(this._1, that._1)
&& Objects.equals(this._2, that._2)
&& Objects.equals(this._3, that._3)
&& Objects.equals(this._4, that._4)
&& Objects.equals(this._5, that._5);
}
}
@Override
public int hashCode() {
return Objects.hash(_1, _2, _3, _4, _5);
}
@Override
public String toString() {
return String.format("(%s, %s, %s, %s, %s)", _1, _2, _3, _4, _5);
}
}