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/*
* MIT License
*
* Copyright (c) 2020 Roman Khlebnov
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package io.github.suppierk.java.util.function;
import io.github.suppierk.java.util.ExceptionSuppressor;
import java.util.function.IntUnaryOperator;
/**
* Represents an operation on a single {@code int}-valued operand that produces an {@code
* int}-valued result. This is the primitive type specialization of {@link ThrowableUnaryOperator}
* for {@code int}.
*
* Permits checked exceptions unlike {@link IntUnaryOperator}
*
*
This is a functional interface whose functional method is
* {@link #applyAsInt(int)}.
*
* @see ThrowableUnaryOperator
*/
@FunctionalInterface
@SuppressWarnings("squid:S112")
public interface ThrowableIntUnaryOperator extends IntUnaryOperator {
/**
* Applies this operator to the given operand.
*
* @param operand the operand
* @return the operator result
* @throws Throwable occurred during processing
*/
int applyAsIntUnsafe(int operand) throws Throwable;
/**
* Applies this operator to the given operand.
*
* @param operand the operand
* @return the operator result
*/
@Override
default int applyAsInt(int operand) {
try {
return applyAsIntUnsafe(operand);
} catch (Throwable throwable) {
return ExceptionSuppressor.asUnchecked(throwable);
}
}
/**
* Returns a unary operator that always returns its input argument.
*
* @return a unary operator that always returns its input argument
*/
static ThrowableIntUnaryOperator identity() {
return t -> t;
}
}