com.speedment.common.function.collector.LongCollectorImpl Maven / Gradle / Ivy

Show more of this group Show more artifacts with this name
Show all versions of runtime-deploy Show documentation

A Speedment bundle that shades all dependencies into one jar. This is useful when deploying an application on a server.

There is a newer version: 3.1.18

/**
 *
 * Copyright (c) 2006-2019, Speedment, Inc. All Rights Reserved.
 *
 * 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.speedment.common.function.collector;

import java.util.Set;
import java.util.function.BinaryOperator;
import java.util.function.Function;
import java.util.function.ObjLongConsumer;
import java.util.function.Supplier;
import java.util.stream.Collector;

import static java.util.Objects.requireNonNull;

/**
 * Default implementation of the {@link LongCollector}-interface.
 *
 * @author Emil Forslund
 * @since  1.0.5
 */
final class LongCollectorImpl
implements LongCollector {

    private final Supplier supplier;
    private final ObjLongConsumer accumulator;
    private final BinaryOperator combiner;
    private final Function finisher;
    private final Set characteristics;

    LongCollectorImpl(
            final Supplier supplier,
            final ObjLongConsumer accumulator,
            final BinaryOperator combiner,
            final Function finisher,
            final Set characteristics) {
        this.supplier        = requireNonNull(supplier);
        this.accumulator     = requireNonNull(accumulator);
        this.combiner        = requireNonNull(combiner);
        this.finisher        = requireNonNull(finisher);
        this.characteristics = requireNonNull(characteristics);
    }

    @Override
    public Supplier supplier() {
        return supplier;
    }

    @Override
    public ObjLongConsumer accumulator() {
        return accumulator;
    }

    @Override
    public BinaryOperator combiner() {
        return combiner;
    }

    @Override
    public Function finisher() {
        return finisher;
    }

    @Override
    public Set characteristics() {
        return characteristics;
    }
}