software.amazon.awssdk.utils.NumericUtils Maven / Gradle / Ivy

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A single bundled dependency that includes all service and dependent JARs with third-party libraries relocated to different namespaces.

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/*
 * Copyright 2010-2018 Amazon.com, Inc. or its affiliates. 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.
 * A copy of the License is located at
 *
 *  http://aws.amazon.com/apache2.0
 *
 * or in the "license" file accompanying this file. This file 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 software.amazon.awssdk.utils;

import software.amazon.awssdk.annotations.ReviewBeforeRelease;
import software.amazon.awssdk.annotations.SdkProtectedApi;

@SdkProtectedApi
public final class NumericUtils {

    private NumericUtils() {
    }

    /**
     * Returns the {@code int} nearest in value to {@code value}.
     *
     * @param value any {@code long} value
     * @return the same value cast to {@code int} if it is in the range of the {@code int} type,
     * {@link Integer#MAX_VALUE} if it is too large, or {@link Integer#MIN_VALUE} if it is too
     * small
     */
    @ReviewBeforeRelease("Copied from Guava, confirm this is okay and copy tests too")
    public static int saturatedCast(long value) {
        if (value > Integer.MAX_VALUE) {
            return Integer.MAX_VALUE;
        }
        if (value < Integer.MIN_VALUE) {
            return Integer.MIN_VALUE;
        }
        return (int) value;
    }

}