com.hedera.node.app.spi.fees.ExchangeRateInfo Maven / Gradle / Ivy
/*
* Copyright (C) 2023-2024 Hedera Hashgraph, LLC
*
* 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://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License 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.hedera.node.app.spi.fees;
import com.hedera.hapi.node.transaction.ExchangeRate;
import com.hedera.hapi.node.transaction.ExchangeRateSet;
import edu.umd.cs.findbugs.annotations.NonNull;
import java.time.Instant;
public interface ExchangeRateInfo {
/**
* Gets the current {@link ExchangeRateSet}.
*
* @return The current {@link ExchangeRateSet}.
*/
@NonNull
ExchangeRateSet exchangeRates();
/**
* Gets the {@link ExchangeRate} that should be used as of the given consensus time.
*
* @param consensusTime The consensus time. If after the expiration time of the current rate, the next rate will
* be returned. Otherwise, the current rate will be returned.
* @return The {@link ExchangeRate} that should be used as of the given consensus time.
*/
@NonNull
ExchangeRate activeRate(@NonNull final Instant consensusTime);
}