org.opendaylight.controller.cluster.raft.persisted.LE Maven / Gradle / Ivy
/*
* Copyright (c) 2022 PANTHEON.tech, s.r.o. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.controller.cluster.raft.persisted;
import java.io.Externalizable;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import org.opendaylight.controller.cluster.raft.messages.Payload;
import org.opendaylight.yangtools.concepts.WritableObjects;
/**
* Serialization proxy for {@link SimpleReplicatedLogEntry}.
*/
final class LE implements Externalizable {
@java.io.Serial
private static final long serialVersionUID = 1L;
private long index;
private long term;
private Payload data;
@SuppressWarnings("checkstyle:RedundantModifier")
public LE() {
// For Externalizable
}
// For size estimation only, use full bit size
LE(final Void dummy) {
index = Long.MIN_VALUE;
term = Long.MIN_VALUE;
data = null;
}
LE(final SimpleReplicatedLogEntry logEntry) {
index = logEntry.getIndex();
term = logEntry.getTerm();
data = logEntry.getData();
}
@Override
public void writeExternal(final ObjectOutput out) throws IOException {
WritableObjects.writeLongs(out, index, term);
out.writeObject(data);
}
@Override
public void readExternal(final ObjectInput in) throws IOException, ClassNotFoundException {
final byte hdr = WritableObjects.readLongHeader(in);
index = WritableObjects.readFirstLong(in, hdr);
term = WritableObjects.readSecondLong(in, hdr);
data = (Payload) in.readObject();
}
@java.io.Serial
private Object readResolve() {
return new SimpleReplicatedLogEntry(index, term, data);
}
}