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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 2015-2018 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 Comparator condition in building condition expression.
 * 

* Underlying grammar: * *

 *    operand comparator_symbol operand
 * 
 *    comparator_symbol ::=
 *        =
 *      | <>
 *      | <
 *      | <=
 *      | >
 *      | >=
 * 
*

* This object is as immutable (or unmodifiable) as the underlying operands. */ @Beta public final class ComparatorCondition extends Condition { private final String comparator; private final Operand lhs; private final Operand rhs; ComparatorCondition(String comparator, Operand lhs, Operand rhs) { this.comparator = comparator; this.lhs = lhs; this.rhs = rhs; } @Override String asSubstituted(SubstitutionContext context) { return lhs.asSubstituted(context) + " " + comparator + " " + rhs.asSubstituted(context); } @Override boolean atomic() { return true; } @Override int precedence() { return Precedence.Comparator.value(); } }





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