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eu.lunisolar.magma.func.consumer.primitives.LIntConsumer 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.consumer.primitives;
import javax.annotation.Nonnull; // NOSONAR
import javax.annotation.Nullable; // NOSONAR
import java.util.Objects; // NOSONAR
import eu.lunisolar.magma.basics.*; //NOSONAR
import eu.lunisolar.magma.basics.exceptions.*; // NOSONAR
import eu.lunisolar.magma.func.*; // 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.consumer.*; // NOSONAR
import eu.lunisolar.magma.func.*; // NOSONAR
import eu.lunisolar.magma.func.tuple.*; // NOSONAR
import java.util.function.*; // NOSONAR
import java.util.*;
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) LIntConsumer for Java 8.
*
* Type: consumer
*
* Domain (lvl: 1): int a
*
* Co-domain: none
*
*/
@FunctionalInterface
@SuppressWarnings("UnusedDeclaration")
public interface LIntConsumer extends IntConsumer, MetaConsumer, MetaInterface.NonThrowing, Codomain, Domain1 {
String DESCRIPTION = "LIntConsumer: void accept(int a)";
// void accept(int a) ;
default void accept(int a) {
// nestingAccept(a);
try {
this.acceptX(a);
} catch (Throwable e) { // NOSONAR
throw Handling.nestCheckedAndThrow(e);
}
}
/**
* Implement this, but call accept(int a)
*/
void acceptX(int a) throws Throwable;
default LTuple.Void tupleAccept(LIntSingle args) {
accept(args.value());
return LTuple.Void.INSTANCE;
}
/** Function call that handles exceptions according to the instructions. */
default void handlingAccept(int a, HandlingInstructions handling) {
try {
this.acceptX(a);
} catch (Throwable e) { // NOSONAR
throw Handler.handleOrNest(e, handling);
}
}
default LIntConsumer handling(HandlingInstructions handling) {
return a -> handlingAccept(a, handling);
}
default void accept(int a, @Nonnull ExWMF exF, @Nonnull String newMessage, @Nullable Object... messageParams) {
try {
this.acceptX(a);
} catch (Throwable e) { // NOSONAR
throw Handling.wrap(e, exF, newMessage, messageParams);
}
}
default LIntConsumer trying(@Nonnull ExWMF exF, @Nonnull String newMessage, @Nullable Object... messageParams) {
return a -> accept(a, exF, newMessage, messageParams);
}
default void accept(int a, @Nonnull ExWF exF) {
try {
this.acceptX(a);
} catch (Throwable e) { // NOSONAR
throw Handling.wrap(e, exF);
}
}
default LIntConsumer trying(@Nonnull ExWF exF) {
return a -> accept(a, exF);
}
default void acceptThen(int a, @Nonnull LConsumer handler) {
try {
this.acceptX(a);
} catch (Throwable e) { // NOSONAR
Handling.handleErrors(e);
handler.accept(e);
}
}
default LIntConsumer tryingThen(@Nonnull LConsumer handler) {
return a -> acceptThen(a, handler);
}
/** Function call that handles exceptions by always nesting checked exceptions and propagating the others as is. */
default void nestingAccept(int a) {
try {
this.acceptX(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 void shovingAccept(int a) {
try {
this.acceptX(a);
} catch (Throwable e) { // NOSONAR
throw Handling.shoveIt(e);
}
}
static void handlingAccept(int a, LIntConsumer func, HandlingInstructions handling) { // <-
Null.nonNullArg(func, "func");
func.handlingAccept(a, handling);
}
static void tryAccept(int a, LIntConsumer func) {
Null.nonNullArg(func, "func");
func.nestingAccept(a);
}
static void tryAccept(int a, LIntConsumer func, @Nonnull ExWMF exF, @Nonnull String newMessage, @Nullable Object... messageParams) {
Null.nonNullArg(func, "func");
func.accept(a, exF, newMessage, messageParams);
}
static void tryAccept(int a, LIntConsumer func, @Nonnull ExWF exF) {
Null.nonNullArg(func, "func");
func.accept(a, exF);
}
static void tryAcceptThen(int a, LIntConsumer func, @Nonnull LConsumer handler) {
Null.nonNullArg(func, "func");
func.acceptThen(a, handler);
}
default void failSafeAccept(int a, @Nonnull LIntConsumer failSafe) {
try {
accept(a);
} catch (Throwable e) { // NOSONAR
Handling.handleErrors(e);
failSafe.accept(a);
}
}
static void failSafeAccept(int a, LIntConsumer func, @Nonnull LIntConsumer failSafe) {
Null.nonNullArg(failSafe, "failSafe");
if (func == null) {
failSafe.accept(a);
} else {
func.failSafeAccept(a, failSafe);
}
}
static LIntConsumer failSafe(LIntConsumer func, @Nonnull LIntConsumer failSafe) {
Null.nonNullArg(failSafe, "failSafe");
return a -> failSafeAccept(a, func, failSafe);
}
/** Returns description of the functional interface. */
@Nonnull
default String functionalInterfaceDescription() {
return LIntConsumer.DESCRIPTION;
}
/** From-To. Intended to be used with non-capturing lambda. */
public static void fromTo(int min_a, int max_a, LIntConsumer func) {
Null.nonNullArg(func, "func");
if (min_a <= max_a) {
for (int a = min_a; a <= max_a; a++) {
func.accept(a);
}
} else {
for (int a = min_a; a >= max_a; a--) {
func.accept(a);
}
}
}
/** From-To. Intended to be used with non-capturing lambda. */
public static void fromTill(int min_a, int max_a, LIntConsumer func) {
Null.nonNullArg(func, "func");
if (min_a <= max_a) {
for (int a = min_a; a < max_a; a++) {
func.accept(a);
}
} else {
for (int a = min_a; a > max_a; a--) {
func.accept(a);
}
}
}
/** From-To. Intended to be used with non-capturing lambda. */
public static void times(int max_a, LIntConsumer func) {
if (max_a < 0)
return;
fromTill(0, max_a, func);
}
/** Captures arguments but delays the evaluation. */
default LAction capture(int a) {
return () -> this.accept(a);
}
/** Convenient method in case lambda expression is ambiguous for the compiler (that might happen for overloaded methods accepting different interfaces). */
@Nonnull
static LIntConsumer intCons(final @Nonnull LIntConsumer lambda) {
Null.nonNullArg(lambda, "lambda");
return lambda;
}
@Nonnull
static LIntConsumer recursive(final @Nonnull LFunction selfLambda) {
final LIntConsumerSingle single = new LIntConsumerSingle();
LIntConsumer func = selfLambda.apply(single);
single.target = func;
return func;
}
final class LIntConsumerSingle implements LSingle, LIntConsumer {
private LIntConsumer target = null;
@Override
public void acceptX(int a) throws Throwable {
target.acceptX(a);
}
@Override
public LIntConsumer value() {
return target;
}
}
@Nonnull
static LIntConsumer intConsThrowing(final @Nonnull ExF exF) {
Null.nonNullArg(exF, "exF");
return a -> {
throw exF.produce();
};
}
@Nonnull
static LIntConsumer intConsThrowing(final String message, final @Nonnull ExMF exF) {
Null.nonNullArg(exF, "exF");
return a -> {
throw exF.produce(message);
};
}
static void call(int a, final @Nonnull LIntConsumer lambda) {
Null.nonNullArg(lambda, "lambda");
lambda.accept(a);
}
//
/** Wraps JRE instance. */
@Nonnull
static LIntConsumer wrap(final IntConsumer other) {
return other::accept;
}
//
//
/** Safe instance. */
@Nonnull
static LIntConsumer safe() {
return LIntConsumer::doNothing;
}
/** 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 LIntConsumer safe(final @Nullable LIntConsumer 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 LIntConsumer compose(@Nonnull final LIntUnaryOperator before) {
Null.nonNullArg(before, "before");
return v -> this.accept(before.applyAsInt(v));
}
public static LIntConsumer composed(@Nonnull final LIntUnaryOperator before, LIntConsumer after) {
return after.compose(before);
}
/** Allows to manipulate the domain of the function. */
@Nonnull
default LConsumer intConsCompose(@Nonnull final LToIntFunction before) {
Null.nonNullArg(before, "before");
return v -> this.accept(before.applyAsInt(v));
}
public static LConsumer composed(@Nonnull final LToIntFunction before, LIntConsumer after) {
return after.intConsCompose(before);
}
//
//
/** Combines two LIntConsumer together in a order. */
@Nonnull
default LIntConsumer andThen(@Nonnull LIntConsumer after) {
Null.nonNullArg(after, "after");
return a -> {
this.accept(a);
after.accept(a);
};
}
//
//
//
/** Does nothing (LIntConsumer) */
public static void doNothing(int a) {
// NOSONAR
}
/**
* For each element (or tuple) from arguments, calls the consumer.
* Thread safety, fail-fast, fail-safety of this method is not expected.
* @returns iterations count
*/
public static int forEach(IndexedRead ia, C0 source, LIntConsumer consumer) {
int size = ia.size(source);
LOiToIntFunction oiFunc0 = (LOiToIntFunction) ia.getter();
int i = 0;
for (; i < size; i++) {
int a = oiFunc0.applyAsInt(source, i);
consumer.accept(a);
}
return i;
}
/**
* For each element (or tuple) from arguments, calls the consumer.
* Thread safety, fail-fast, fail-safety of this method depends highly on the arguments.
* @returns iterations count
*/
public static int iterate(SequentialRead sa, C0 source, LIntConsumer consumer) {
Object iterator0 = ((LFunction) sa.adapter()).apply(source);
LPredicate testFunc0 = (LPredicate) sa.tester();
LToIntFunction nextFunc0 = (LToIntFunction) sa.supplier();
int i = 0;
while (testFunc0.test(iterator0)) {
int a = nextFunc0.applyAsInt(iterator0);
consumer.accept(a);
i++;
}
return i;
}
}
