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eu.lunisolar.magma.func.operator.ternary.LLogicalTernaryOperator Maven / Gradle / Ivy
/*
* This file is part of "lunisolar-magma".
*
* (C) Copyright 2015 Lunisolar (http://lunisolar.eu/).
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package eu.lunisolar.magma.func.operator.ternary;
import javax.annotation.Nonnull; // NOSONAR
import javax.annotation.Nullable; // NOSONAR
import java.util.Comparator; // NOSONAR
import java.util.Objects; // NOSONAR
import eu.lunisolar.magma.basics.*; //NOSONAR
import eu.lunisolar.magma.basics.builder.*; // NOSONAR
import eu.lunisolar.magma.basics.exceptions.*; // NOSONAR
import eu.lunisolar.magma.basics.meta.*; // NOSONAR
import eu.lunisolar.magma.basics.meta.functional.*; // NOSONAR
import eu.lunisolar.magma.basics.meta.functional.type.*; // NOSONAR
import eu.lunisolar.magma.basics.meta.functional.domain.*; // NOSONAR
import eu.lunisolar.magma.func.*; // NOSONAR
import eu.lunisolar.magma.func.operator.unary.*; // NOSONAR
import eu.lunisolar.magma.func.operator.binary.*; // NOSONAR
import eu.lunisolar.magma.func.operator.ternary.*; // NOSONAR
import eu.lunisolar.magma.func.function.*; // NOSONAR
import eu.lunisolar.magma.func.function.from.*; // NOSONAR
import eu.lunisolar.magma.func.function.to.*; // NOSONAR
import eu.lunisolar.magma.func.function.conversion.*; // NOSONAR
import eu.lunisolar.magma.func.predicate.*; // NOSONAR
import eu.lunisolar.magma.func.supplier.*; // NOSONAR
import eu.lunisolar.magma.func.consumer.*; // NOSONAR
import eu.lunisolar.magma.func.consumer.primitives.*; // NOSONAR
import eu.lunisolar.magma.func.consumer.primitives.bi.*; // NOSONAR
import eu.lunisolar.magma.func.consumer.primitives.tri.*; // NOSONAR
import eu.lunisolar.magma.func.consumer.primitives.obj.*; // NOSONAR
import eu.lunisolar.magma.func.action.*; // NOSONAR
/**
* Non-throwing functional interface (lambda) LLogicalTernaryOperator for Java 8.
*
* Type: operator
*
* Domain (lvl: 3): boolean b1,boolean b2,boolean b3
*
* Co-domain: none
*
* @see LLogicalTernaryOperatorX
*/
@FunctionalInterface
@SuppressWarnings("UnusedDeclaration")
public interface LLogicalTernaryOperator extends LLogicalTernaryOperatorX, MetaOperator, PrimitiveCodomain, MetaInterface.NonThrowing { // NOSONAR
static final String DESCRIPTION = "LLogicalTernaryOperator: boolean doApply(boolean b1,boolean b2,boolean b3)";
boolean doApply(boolean b1, boolean b2, boolean b3);
/** Function call that handles exceptions by always nesting checked exceptions and propagating the otheres as is. */
default boolean nestingDoApply(boolean b1, boolean b2, boolean b3) {
return this.doApply(b1, b2, b3);
}
/** Function call that handles exceptions by always propagating them as is even when they are undeclared checked ones. */
default boolean shovingDoApply(boolean b1, boolean b2, boolean b3) {
return this.doApply(b1, b2, b3);
}
/** Just to mirror the method: Ensures the result is not null */
default boolean nonNullDoApply(boolean b1, boolean b2, boolean b3) {
return doApply(b1, b2, b3);
}
/** For convenience, boolean operator is also special case of predicate. */
default boolean doTest(boolean b1, boolean b2, boolean b3) {
return doApply(b1, b2, b3);
}
/** Returns description of the functional interface. */
@Nonnull
default String functionalInterfaceDescription() {
return LLogicalTernaryOperator.DESCRIPTION;
}
/** Captures arguments but delays the evaluation. */
default LBoolSupplier captureLogicalTernaryOp(boolean b1, boolean b2, boolean b3) {
return () -> this.doApply(b1, b2, b3);
}
/** Creates function that always returns the same value. */
static LLogicalTernaryOperator constant(boolean r) {
return (b1, b2, b3) -> r;
}
/** Captures single parameter function into this interface where only 1st parameter will be used. */
@Nonnull
static LLogicalTernaryOperator apply1st(@Nonnull LLogicalOperator func) {
return (b1, b2, b3) -> func.doApply(b1);
}
/** Captures single parameter function into this interface where only 2nd parameter will be used. */
@Nonnull
static LLogicalTernaryOperator apply2nd(@Nonnull LLogicalOperator func) {
return (b1, b2, b3) -> func.doApply(b2);
}
/** Captures single parameter function into this interface where only 3rd parameter will be used. */
@Nonnull
static LLogicalTernaryOperator apply3rd(@Nonnull LLogicalOperator func) {
return (b1, b2, b3) -> func.doApply(b3);
}
/** Convenient method in case lambda expression is ambiguous for the compiler (that might happen for overloaded methods accepting different interfaces). */
@Nonnull
static LLogicalTernaryOperator l(final @Nonnull LLogicalTernaryOperator lambda) {
Null.nonNullArg(lambda, "lambda");
return lambda;
}
//
/** Wraps opposite (throwing vs non-throwing) instance. */
@Nonnull
static LLogicalTernaryOperator wrap(final @Nonnull LLogicalTernaryOperatorX other) {
return other::nestingDoApply;
}
//
//
/**
* Returns a predicate that represents the logical negation of this predicate.
*
* @see {@link java.util.function.Predicate#negate}
*/
@Nonnull
default LLogicalTernaryOperator negate() {
return (boolean b1, boolean b2, boolean b3) -> !doApply(b1, b2, b3);
}
/**
* Returns a predicate that represents the logical AND of evaluation of this predicate and the argument one.
* @see {@link java.util.function.Predicate#and()}
*/
@Nonnull
default LLogicalTernaryOperator and(@Nonnull LLogicalTernaryOperator other) {
Null.nonNullArg(other, "other");
return (boolean b1, boolean b2, boolean b3) -> doApply(b1, b2, b3) && other.doApply(b1, b2, b3);
}
/**
* Returns a predicate that represents the logical OR of evaluation of this predicate and the argument one.
* @see {@link java.util.function.Predicate#or}
*/
@Nonnull
default LLogicalTernaryOperator or(@Nonnull LLogicalTernaryOperator other) {
Null.nonNullArg(other, "other");
return (boolean b1, boolean b2, boolean b3) -> doApply(b1, b2, b3) || other.doApply(b1, b2, b3);
}
/**
* Returns a predicate that represents the logical XOR of evaluation of this predicate and the argument one.
* @see {@link java.util.function.Predicate#or}
*/
@Nonnull
default LLogicalTernaryOperator xor(@Nonnull LLogicalTernaryOperator other) {
Null.nonNullArg(other, "other");
return (boolean b1, boolean b2, boolean b3) -> doApply(b1, b2, b3) ^ other.doApply(b1, b2, b3);
}
/**
* Creates predicate that evaluates if an object is equal with the argument one.
* @see {@link java.util.function.Predicate#isEqual()
*/
@Nonnull
static LLogicalTernaryOperator isEqual(final boolean v1, final boolean v2, final boolean v3) {
return (b1, b2, b3) -> (b1 == v1) && (b2 == v2) && (b3 == v3);
}
//
/**
* Returns function that applies logical AND operator.
*/
@Nonnull
static LLogicalTernaryOperator and() {
return (b1, b2, b3) -> b1 && b2 && b3;
}
/**
* Returns function that applies logical OR operator.
*/
@Nonnull
static LLogicalTernaryOperator or() {
return (b1, b2, b3) -> b1 || b2 || b3;
}
/**
* Returns function that applies logical XOR operator.
*/
@Nonnull
static LLogicalTernaryOperator xor() {
return (b1, b2, b3) -> b1 ^ b2 ^ b3;
}
//
/** Allows to manipulate the domain of the function. */
@Nonnull
default LLogicalTernaryOperator logicalTernaryOpComposeBoolean(@Nonnull final LLogicalOperator before1, @Nonnull final LLogicalOperator before2, @Nonnull final LLogicalOperator before3) {
Null.nonNullArg(before1, "before1");
Null.nonNullArg(before2, "before2");
Null.nonNullArg(before3, "before3");
return (final boolean v1, final boolean v2, final boolean v3) -> this.doApply(before1.doApply(v1), before2.doApply(v2), before3.doApply(v3));
}
/** Allows to manipulate the domain of the function. */
@Nonnull
default LTriPredicate logicalTernaryOpCompose(@Nonnull final LPredicate before1, @Nonnull final LPredicate before2, @Nonnull final LPredicate before3) {
Null.nonNullArg(before1, "before1");
Null.nonNullArg(before2, "before2");
Null.nonNullArg(before3, "before3");
return (V1 v1, V2 v2, V3 v3) -> this.doApply(before1.doTest(v1), before2.doTest(v2), before3.doTest(v3));
}
//
//
/** Combines two operators together in a order. */
@Nonnull
default LTriBoolFunction then(@Nonnull LBoolFunction after) {
Null.nonNullArg(after, "after");
return (boolean b1, boolean b2, boolean b3) -> after.doApply(this.doApply(b1, b2, b3));
}
//
//
/** Converts to non-throwing variant (if required). */
@Nonnull
default LLogicalTernaryOperator nestingLogicalTernaryOp() {
return this;
}
/** Converts to throwing variant (RuntimeException). */
@Nonnull
default LLogicalTernaryOperatorX nestingLogicalTernaryOpX() {
return this;
}
/** Converts to non-throwing variant that will propagate checked exception as it would be unchecked - there is no exception wrapping involved (at least not here). */
default LLogicalTernaryOperator shovingLogicalTernaryOp() {
return this;
}
/** Converts to throwing variant (RuntimeException) that will propagate checked exception as it would be unchecked - there is no exception wrapping involved (at least not here). */
default LLogicalTernaryOperatorX shovingLogicalTernaryOpX() {
return this;
}
//
}
