/* This file is part of VoltDB.
* Copyright (C) 2008-2017 VoltDB Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with VoltDB. If not, see <http://www.gnu.org/licenses/>.
*/
package org.voltdb.rejoin;
import java.io.IOException;
import java.nio.ByteBuffer;
import org.voltcore.messaging.Subject;
import org.voltcore.messaging.VoltMessage;
import org.voltdb.messaging.VoltDbMessageFactory;
/**
*
*/
public class RejoinDataAckMessage extends VoltMessage {
private boolean m_isEOS = false;
private long m_targetId = -1;
private int m_blockIndex = -1;
public RejoinDataAckMessage() {
m_subject = Subject.DEFAULT.getId();
}
public RejoinDataAckMessage(boolean isEOS, long targetId, int blockIndex) {
m_subject = Subject.DEFAULT.getId();
m_isEOS = isEOS;
m_targetId = targetId;
m_blockIndex = blockIndex;
}
public long getTargetId() {
return m_targetId;
}
public int getBlockIndex() {
return m_blockIndex;
}
public boolean isEOS() {
return m_isEOS;
}
@Override
public int getSerializedSize() {
int msgsize = super.getSerializedSize();
msgsize += 1 + // m_isEOS
8 + // m_targetId
4; // m_blockIndex
return msgsize;
}
@Override
protected void initFromBuffer(ByteBuffer buf) throws IOException {
m_isEOS = buf.get() == 1;
m_targetId = buf.getLong();
m_blockIndex = buf.getInt();
}
@Override
public void flattenToBuffer(ByteBuffer buf) throws IOException {
buf.put(VoltDbMessageFactory.REJOIN_DATA_ACK_ID);
buf.put(m_isEOS ? 1 : (byte) 0);
buf.putLong(m_targetId);
buf.putInt(m_blockIndex);
buf.limit(buf.position());
}
}