com.hedera.node.app.spi.info.NetworkInfo 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.info;
import com.hedera.pbj.runtime.io.buffer.Bytes;
import edu.umd.cs.findbugs.annotations.NonNull;
import edu.umd.cs.findbugs.annotations.Nullable;
import java.util.List;
/**
* Provides information about the network.
*/
public interface NetworkInfo {
/**
* Returns the current ledger ID.
*
* @return the {@link Bytes} of the current ledger ID
*/
@NonNull
Bytes ledgerId();
@NonNull
SelfNodeInfo selfNodeInfo();
@NonNull
List addressBook();
@Nullable
NodeInfo nodeInfo(long nodeId);
/**
* Returns true if the network contains a node with the given ID.
* @param nodeId the ID of the node to check for
* @return true if the network contains a node with the given ID
*/
boolean containsNode(long nodeId);
}