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

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/*
 * Copyright 2011-2022 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.
 * You may obtain a copy of the License at:
 *
 *    http://aws.amazon.com/apache2.0
 *
 * 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 com.amazonaws.services.dynamodbv2.datamodeling;

import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

/**
 * Annotation for marking a property in a class as the attribute to be used as
 * range key for one or more local secondary indexes on a DynamoDB table.
 * Applied to the getter method or the class field for the indexed range key
 * property. If the annotation is applied directly to the class field, the
 * corresponding getter and setter must be declared in the same class.
 * 

* This annotation is required if this attribute will be used as index key for * item queries. */ @DynamoDB @Retention(RetentionPolicy.RUNTIME) @Target({ElementType.FIELD, ElementType.METHOD}) public @interface DynamoDBIndexRangeKey { /** * Optional parameter when the name of the attribute as stored in DynamoDB * should differ from the name used by the getter / setter. */ String attributeName() default ""; /** * Parameter for the name of the local secondary index. *

* This is required if this attribute is the index key for only one local secondary * index. */ String localSecondaryIndexName() default ""; /** * Parameter for the names of the local secondary indexes. *

* This is required if this attribute is the index key for multiple local secondary * indexes. */ String[] localSecondaryIndexNames() default {}; /** * Parameter for the name of the global secondary index. *

* This is required if this attribute is the index key for only one global secondary * index. */ String globalSecondaryIndexName() default ""; /** * Parameter for the names of the global secondary indexes. *

* This is required if this attribute is the index key for multiple global secondary * indexes. */ String[] globalSecondaryIndexNames() default {}; }





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