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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 2015-2022 Amazon Technologies, Inc.
 *
 * 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.xspec;

import com.amazonaws.annotation.Beta;

/**
 * Represents a SET action in the SET section of an update expression.
 * 

* A SET action is used to add one or more attributes and values to an item. If * any of these attribute already exist, they are replaced by the new values. *

* This object is as immutable (or unmodifiable) as the underlying value (of * type UnitOfExpression) given during construction. */ @Beta public final class SetAction extends UpdateAction { SetAction(PathOperand attr, UnitOfExpression value) { super("SET", attr, value); } /** * Returns the operand for this update expression as a string, substituted * if necessary with tokens using the given substitution context. */ @Override String asSubstituted(SubstitutionContext context) { return new StringBuilder(getPathOperand().asSubstituted(context)) .append(" = ").append(getValue().asSubstituted(context)) .toString(); } }





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