software.amazon.awssdk.services.dynamodb.model.KeySchemaCopier 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 2013-2018 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.services.dynamodb.model;

import static java.util.stream.Collectors.toList;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import software.amazon.awssdk.annotations.Generated;
import software.amazon.awssdk.core.util.DefaultSdkAutoConstructList;
import software.amazon.awssdk.core.util.SdkAutoConstructList;

@Generated("software.amazon.awssdk:codegen")
final class KeySchemaCopier {
    static List copy(Collection keySchemaParam) {
        if (keySchemaParam == null || keySchemaParam instanceof SdkAutoConstructList) {
            return DefaultSdkAutoConstructList.getInstance();
        }
        List keySchemaParamCopy = new ArrayList<>(keySchemaParam);
        return Collections.unmodifiableList(keySchemaParamCopy);
    }

    static List copyFromBuilder(Collection keySchemaParam) {
        if (keySchemaParam == null) {
            return null;
        }
        return copy(keySchemaParam.stream().map(KeySchemaElement.Builder::build).collect(toList()));
    }
}