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/*
* Copyright 2016 the original author or authors.
*
* 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 com.pivovarit.function;
import com.pivovarit.function.exception.WrappedException;
import java.util.function.BinaryOperator;
import static java.util.Objects.requireNonNull;
/**
* Represents an operation upon two operands of the same type, producing a result
* of the same type as the operands. This is a specialization of
* {@link ThrowingBiFunction} for the case where the operands and the result are all of
* the same type.
*
* This is a functional interface
* whose functional method is {@link #apply(Object, Object)}.
*
* @param the type of the operands and result of the operator
* @param the type of the thrown checked exception
* @author Grzegorz Piwowarek
* @see ThrowingBiFunction
* @see ThrowingUnaryOperator
*/
public interface ThrowingBinaryOperator extends ThrowingBiFunction {
static BinaryOperator unchecked(ThrowingBinaryOperator function) {
return requireNonNull(function).unchecked();
}
@Override
default BinaryOperator unchecked() {
return (arg1, arg2) -> {
try {
return apply(arg1, arg2);
} catch (final Exception e) {
throw new WrappedException(e);
}
};
}
}