software.amazon.awssdk.services.s3.internal.settingproviders.SystemsSettingsUseArnRegionProvider Maven / Gradle / Ivy

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The AWS Java SDK for Amazon S3 module holds the client classes that are used for communicating with Amazon Simple Storage Service

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/*
 * Copyright 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.services.s3.internal.settingproviders;

import java.util.Optional;
import software.amazon.awssdk.annotations.SdkInternalApi;
import software.amazon.awssdk.services.s3.S3SystemSetting;

/**
 * {@link UseArnRegionProvider} implementation that loads userArnRegion configuration from system properties
 * and environment variables.
 */
@SdkInternalApi
public final class SystemsSettingsUseArnRegionProvider implements UseArnRegionProvider {

    private SystemsSettingsUseArnRegionProvider() {
    }

    public static SystemsSettingsUseArnRegionProvider create() {
        return new SystemsSettingsUseArnRegionProvider();
    }

    @Override
    public Optional resolveUseArnRegion() {
        return S3SystemSetting.AWS_S3_USE_ARN_REGION.getBooleanValue();
    }
}