org.opensearch.cluster.coordination.StartJoinRequest Maven / Gradle / Ivy
/*
* SPDX-License-Identifier: Apache-2.0
*
* The OpenSearch Contributors require contributions made to
* this file be licensed under the Apache-2.0 license or a
* compatible open source license.
*/
/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you 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.
*/
/*
* Modifications Copyright OpenSearch Contributors. See
* GitHub history for details.
*/
package org.opensearch.cluster.coordination;
import org.opensearch.cluster.node.DiscoveryNode;
import org.opensearch.common.io.stream.StreamInput;
import org.opensearch.common.io.stream.StreamOutput;
import org.opensearch.transport.TransportRequest;
import java.io.IOException;
/**
* Represents the action of requesting a join vote (see {@link Join}) from a node.
* The source node represents the node that is asking for join votes.
*/
public class StartJoinRequest extends TransportRequest {
private final DiscoveryNode sourceNode;
private final long term;
public StartJoinRequest(DiscoveryNode sourceNode, long term) {
this.sourceNode = sourceNode;
this.term = term;
}
public StartJoinRequest(StreamInput input) throws IOException {
super(input);
this.sourceNode = new DiscoveryNode(input);
this.term = input.readLong();
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
sourceNode.writeTo(out);
out.writeLong(term);
}
public DiscoveryNode getSourceNode() {
return sourceNode;
}
public long getTerm() {
return term;
}
@Override
public String toString() {
return "StartJoinRequest{" + "term=" + term + ",node=" + sourceNode + "}";
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof StartJoinRequest)) return false;
StartJoinRequest that = (StartJoinRequest) o;
if (term != that.term) return false;
return sourceNode.equals(that.sourceNode);
}
@Override
public int hashCode() {
int result = sourceNode.hashCode();
result = 31 * result + (int) (term ^ (term >>> 32));
return result;
}
}