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eu.lunisolar.magma.func.operator.unary.LCharUnaryOperator Maven / Gradle / Ivy
/*
* This file is part of "lunisolar-magma".
*
* (C) Copyright 2014-2019 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.unary;
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.aType.*; // 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.IA;
import eu.lunisolar.magma.func.SA;
import eu.lunisolar.magma.func.*; // NOSONAR
import eu.lunisolar.magma.func.tuple.*; // NOSONAR
import java.util.function.*; // NOSONAR
import java.util.*; // NOSONAR
import java.lang.reflect.*;
import eu.lunisolar.magma.func.action.*; // 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.obj.*; // NOSONAR
import eu.lunisolar.magma.func.consumer.primitives.tri.*; // NOSONAR
import eu.lunisolar.magma.func.function.*; // NOSONAR
import eu.lunisolar.magma.func.function.conversion.*; // NOSONAR
import eu.lunisolar.magma.func.function.from.*; // NOSONAR
import eu.lunisolar.magma.func.function.to.*; // NOSONAR
import eu.lunisolar.magma.func.operator.binary.*; // NOSONAR
import eu.lunisolar.magma.func.operator.ternary.*; // NOSONAR
import eu.lunisolar.magma.func.operator.unary.*; // NOSONAR
import eu.lunisolar.magma.func.predicate.*; // NOSONAR
import eu.lunisolar.magma.func.supplier.*; // NOSONAR
/**
* Non-throwing functional interface (lambda) LCharUnaryOperator for Java 8.
*
* Type: operator
*
* Domain (lvl: 1): char a
*
* Co-domain: char
*
*/
@FunctionalInterface
@SuppressWarnings("UnusedDeclaration")
public interface LCharUnaryOperator extends MetaOperator, MetaInterface.NonThrowing, Codomain, Domain1 { // NOSONAR
String DESCRIPTION = "LCharUnaryOperator: char applyAsChar(char a)";
// char applyAsChar(char a) ;
default char applyAsChar(char a) {
// return nestingApplyAsChar(a);
try {
return this.applyAsCharX(a);
} catch (Throwable e) { // NOSONAR
throw Handling.nestCheckedAndThrow(e);
}
}
/**
* Implement this, but call applyAsChar(char a)
*/
char applyAsCharX(char a) throws Throwable;
default char tupleApplyAsChar(LCharSingle args) {
return applyAsChar(args.value());
}
/** Function call that handles exceptions according to the instructions. */
default char handlingApplyAsChar(char a, HandlingInstructions handling) {
try {
return this.applyAsCharX(a);
} catch (Throwable e) { // NOSONAR
throw Handler.handleOrNest(e, handling);
}
}
default LCharUnaryOperator handling(HandlingInstructions handling) {
return a -> handlingApplyAsChar(a, handling);
}
default char applyAsChar(char a, @Nonnull ExWMF exF, @Nonnull String newMessage, @Nullable Object... messageParams) {
try {
return this.applyAsCharX(a);
} catch (Throwable e) { // NOSONAR
throw Handling.wrap(e, exF, newMessage, messageParams);
}
}
default LCharUnaryOperator trying(@Nonnull ExWMF exF, @Nonnull String newMessage, @Nullable Object... messageParams) {
return a -> applyAsChar(a, exF, newMessage, messageParams);
}
default char applyAsChar(char a, @Nonnull ExWF exF) {
try {
return this.applyAsCharX(a);
} catch (Throwable e) { // NOSONAR
throw Handling.wrap(e, exF);
}
}
default LCharUnaryOperator trying(@Nonnull ExWF exF) {
return a -> applyAsChar(a, exF);
}
default char applyAsCharThen(char a, @Nonnull LToCharFunction handler) {
try {
return this.applyAsCharX(a);
} catch (Throwable e) { // NOSONAR
Handling.handleErrors(e);
return handler.applyAsChar(e);
}
}
default LCharUnaryOperator tryingThen(@Nonnull LToCharFunction handler) {
return a -> applyAsCharThen(a, handler);
}
/** Function call that handles exceptions by always nesting checked exceptions and propagating the others as is. */
default char nestingApplyAsChar(char a) {
try {
return this.applyAsCharX(a);
} catch (Throwable e) { // NOSONAR
throw Handling.nestCheckedAndThrow(e);
}
}
/** Function call that handles exceptions by always propagating them as is, even when they are undeclared checked ones. */
default char shovingApplyAsChar(char a) {
try {
return this.applyAsCharX(a);
} catch (Throwable e) { // NOSONAR
throw Handling.shoveIt(e);
}
}
static char handlingApplyAsChar(char a, LCharUnaryOperator func, HandlingInstructions handling) { // <-
Null.nonNullArg(func, "func");
return func.handlingApplyAsChar(a, handling);
}
static char tryApplyAsChar(char a, LCharUnaryOperator func) {
Null.nonNullArg(func, "func");
return func.nestingApplyAsChar(a);
}
static char tryApplyAsChar(char a, LCharUnaryOperator func, @Nonnull ExWMF exF, @Nonnull String newMessage, @Nullable Object... messageParams) {
Null.nonNullArg(func, "func");
return func.applyAsChar(a, exF, newMessage, messageParams);
}
static char tryApplyAsChar(char a, LCharUnaryOperator func, @Nonnull ExWF exF) {
Null.nonNullArg(func, "func");
return func.applyAsChar(a, exF);
}
static char tryApplyAsCharThen(char a, LCharUnaryOperator func, @Nonnull LToCharFunction handler) {
Null.nonNullArg(func, "func");
return func.applyAsCharThen(a, handler);
}
default char failSafeApplyAsChar(char a, @Nonnull LCharUnaryOperator failSafe) {
try {
return applyAsChar(a);
} catch (Throwable e) { // NOSONAR
Handling.handleErrors(e);
return failSafe.applyAsChar(a);
}
}
static char failSafeApplyAsChar(char a, LCharUnaryOperator func, @Nonnull LCharUnaryOperator failSafe) {
Null.nonNullArg(failSafe, "failSafe");
if (func == null) {
return failSafe.applyAsChar(a);
} else {
return func.failSafeApplyAsChar(a, failSafe);
}
}
static LCharUnaryOperator failSafe(LCharUnaryOperator func, @Nonnull LCharUnaryOperator failSafe) {
Null.nonNullArg(failSafe, "failSafe");
return a -> failSafeApplyAsChar(a, func, failSafe);
}
/** Just to mirror the method: Ensures the result is not null */
default char nonNullApplyAsChar(char a) {
return applyAsChar(a);
}
/** Returns description of the functional interface. */
@Nonnull
default String functionalInterfaceDescription() {
return LCharUnaryOperator.DESCRIPTION;
}
/** From-To. Intended to be used with non-capturing lambda. */
public static void fromTo(int min_i, int max_i, char a, LCharUnaryOperator func) {
Null.nonNullArg(func, "func");
if (min_i <= max_i) {
for (int i = min_i; i <= max_i; i++) {
func.applyAsChar(a);
}
} else {
for (int i = min_i; i >= max_i; i--) {
func.applyAsChar(a);
}
}
}
/** From-To. Intended to be used with non-capturing lambda. */
public static void fromTill(int min_i, int max_i, char a, LCharUnaryOperator func) {
Null.nonNullArg(func, "func");
if (min_i <= max_i) {
for (int i = min_i; i < max_i; i++) {
func.applyAsChar(a);
}
} else {
for (int i = min_i; i > max_i; i--) {
func.applyAsChar(a);
}
}
}
/** From-To. Intended to be used with non-capturing lambda. */
public static void times(int max_i, char a, LCharUnaryOperator func) {
if (max_i < 0)
return;
fromTill(0, max_i, a, func);
}
/** Captures arguments but delays the evaluation. */
default LCharSupplier capture(char a) {
return () -> this.applyAsChar(a);
}
/** Creates function that always returns the same value. */
static LCharUnaryOperator constant(char r) {
return a -> r;
}
/** Convenient method in case lambda expression is ambiguous for the compiler (that might happen for overloaded methods accepting different interfaces). */
@Nonnull
static LCharUnaryOperator charUnaryOp(final @Nonnull LCharUnaryOperator lambda) {
Null.nonNullArg(lambda, "lambda");
return lambda;
}
@Nonnull
static LCharUnaryOperator recursive(final @Nonnull LFunction selfLambda) {
final LCharUnaryOperatorSingle single = new LCharUnaryOperatorSingle();
LCharUnaryOperator func = selfLambda.apply(single);
single.target = func;
return func;
}
final class LCharUnaryOperatorSingle implements LSingle, LCharUnaryOperator {
private LCharUnaryOperator target = null;
@Override
public char applyAsCharX(char a) throws Throwable {
return target.applyAsCharX(a);
}
@Override
public LCharUnaryOperator value() {
return target;
}
}
@Nonnull
static LCharUnaryOperator charUnaryOpThrowing(final @Nonnull ExF exF) {
Null.nonNullArg(exF, "exF");
return a -> {
throw exF.produce();
};
}
@Nonnull
static LCharUnaryOperator charUnaryOpThrowing(final String message, final @Nonnull ExMF exF) {
Null.nonNullArg(exF, "exF");
return a -> {
throw exF.produce(message);
};
}
static char call(char a, final @Nonnull LCharUnaryOperator lambda) {
Null.nonNullArg(lambda, "lambda");
return lambda.applyAsChar(a);
}
//
//
//
/** Safe instance. That always returns the same value (as produceChar). */
@Nonnull
static LCharUnaryOperator safe() {
return LCharUnaryOperator::produceChar;
}
/** Safe instance supplier. Returns supplier of safe() instance. */
@Nonnull
static LSupplier safeSupplier() {
return () -> safe();
}
/** Safe wrapping. Either argument function is returned (if it is not null) or safe() instance. */
@Nonnull
static LCharUnaryOperator safe(final @Nullable LCharUnaryOperator other) {
if (other == null) {
return safe();
} else {
return other;
}
}
/** Safe supplier. Either argument supplier is returned (if it is not null) or supplier of safe() instance. */
@Nonnull
static LSupplier safeSupplier(final @Nullable LSupplier supplier) {
if (supplier == null) {
return safeSupplier();
} else {
return supplier;
}
}
//
//
/** Allows to manipulate the domain of the function. */
@Nonnull
default LCharUnaryOperator compose(@Nonnull final LCharUnaryOperator before) {
Null.nonNullArg(before, "before");
return v -> this.applyAsChar(before.applyAsChar(v));
}
public static LCharUnaryOperator composed(@Nonnull final LCharUnaryOperator before, LCharUnaryOperator after) {
return after.compose(before);
}
/** Allows to manipulate the domain of the function. */
@Nonnull
default LToCharFunction charUnaryOpCompose(@Nonnull final LToCharFunction before) {
Null.nonNullArg(before, "before");
return v -> this.applyAsChar(before.applyAsChar(v));
}
public static LToCharFunction composed(@Nonnull final LToCharFunction before, LCharUnaryOperator after) {
return after.charUnaryOpCompose(before);
}
//
//
/** Combines two functions together in a order. */
@Nonnull
default LCharFunction then(@Nonnull LCharFunction after) {
Null.nonNullArg(after, "after");
return a -> after.apply(this.applyAsChar(a));
}
/** Combines two functions together in a order. */
@Nonnull
default LCharToByteFunction thenToByte(@Nonnull LCharToByteFunction after) {
Null.nonNullArg(after, "after");
return a -> after.applyAsByte(this.applyAsChar(a));
}
/** Combines two functions together in a order. */
@Nonnull
default LCharToSrtFunction thenToSrt(@Nonnull LCharToSrtFunction after) {
Null.nonNullArg(after, "after");
return a -> after.applyAsSrt(this.applyAsChar(a));
}
/** Combines two functions together in a order. */
@Nonnull
default LCharToIntFunction thenToInt(@Nonnull LCharToIntFunction after) {
Null.nonNullArg(after, "after");
return a -> after.applyAsInt(this.applyAsChar(a));
}
/** Combines two functions together in a order. */
@Nonnull
default LCharToLongFunction thenToLong(@Nonnull LCharToLongFunction after) {
Null.nonNullArg(after, "after");
return a -> after.applyAsLong(this.applyAsChar(a));
}
/** Combines two functions together in a order. */
@Nonnull
default LCharToFltFunction thenToFlt(@Nonnull LCharToFltFunction after) {
Null.nonNullArg(after, "after");
return a -> after.applyAsFlt(this.applyAsChar(a));
}
/** Combines two functions together in a order. */
@Nonnull
default LCharToDblFunction thenToDbl(@Nonnull LCharToDblFunction after) {
Null.nonNullArg(after, "after");
return a -> after.applyAsDbl(this.applyAsChar(a));
}
/** Combines two functions together in a order. */
@Nonnull
default LCharUnaryOperator thenToChar(@Nonnull LCharUnaryOperator after) {
Null.nonNullArg(after, "after");
return a -> after.applyAsChar(this.applyAsChar(a));
}
/** Combines two functions together in a order. */
@Nonnull
default LCharPredicate thenToBool(@Nonnull LCharPredicate after) {
Null.nonNullArg(after, "after");
return a -> after.test(this.applyAsChar(a));
}
//
/** Returns a function that always returns its input argument. */
@Nonnull
static LCharUnaryOperator identity() {
return t -> t;
}
//
//
/** Does nothing (LCharUnaryOperator) Operator */
public static char produceChar(char a) {
return Function4U.defaultCharacter;
}
/**
* For each element (or tuple) from arguments, calls the function and passes the result to consumer.
* Thread safety, fail-fast, fail-safety of this method is not expected.
*/
default void forEach(IndexedRead ia, C0 source, LCharConsumer consumer) {
int size = ia.size(source);
LOiToCharFunction oiFunc0 = (LOiToCharFunction) ia.getter();
int i = 0;
for (; i < size; i++) {
char a = oiFunc0.applyAsChar(source, i);
consumer.accept(this.applyAsChar(a));
}
}
/**
* For each element (or tuple) from arguments, calls the function and passes the result to consumer.
* Thread safety, fail-fast, fail-safety of this method depends highly on the arguments.
*/
default void iterate(SequentialRead sa, C0 source, LCharConsumer consumer) {
Object iterator0 = ((LFunction) sa.adapter()).apply(source);
LPredicate testFunc0 = (LPredicate) sa.tester();
LToCharFunction nextFunc0 = (LToCharFunction) sa.supplier();
while (testFunc0.test(iterator0)) {
char a = nextFunc0.applyAsChar(iterator0);
consumer.accept(this.applyAsChar(a));
}
}
}
