org.apache.activemq.artemis.core.protocol.core.impl.wireformat.ReplicationPrepareMessage Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF 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.
*/
package org.apache.activemq.artemis.core.protocol.core.impl.wireformat;
import java.util.Arrays;
import org.apache.activemq.artemis.api.core.ActiveMQBuffer;
import org.apache.activemq.artemis.core.journal.EncodingSupport;
import org.apache.activemq.artemis.core.protocol.core.impl.PacketImpl;
import org.apache.activemq.artemis.utils.DataConstants;
public final class ReplicationPrepareMessage extends PacketImpl {
private long txId;
/**
* 0 - BindingsImpl, 1 - MessagesJournal
*/
private byte journalID;
private EncodingSupport encodingData;
private byte[] recordData;
public ReplicationPrepareMessage() {
super(PacketImpl.REPLICATION_PREPARE);
}
public ReplicationPrepareMessage(final byte journalID, final long txId, final EncodingSupport encodingData) {
this();
this.journalID = journalID;
this.txId = txId;
this.encodingData = encodingData;
}
// Public --------------------------------------------------------
@Override
public int expectedEncodeSize() {
return PACKET_HEADERS_SIZE +
DataConstants.SIZE_BYTE + // buffer.writeByte(journalID);
DataConstants.SIZE_LONG + // buffer.writeLong(txId);
DataConstants.SIZE_INT + // buffer.writeInt(encodingData.getEncodeSize());
encodingData.getEncodeSize(); // encodingData.encode(buffer);
}
@Override
public void encodeRest(final ActiveMQBuffer buffer) {
buffer.writeByte(journalID);
buffer.writeLong(txId);
buffer.writeInt(encodingData.getEncodeSize());
encodingData.encode(buffer);
}
@Override
public void decodeRest(final ActiveMQBuffer buffer) {
journalID = buffer.readByte();
txId = buffer.readLong();
int size = buffer.readInt();
recordData = new byte[size];
buffer.readBytes(recordData);
}
public long getTxId() {
return txId;
}
/**
* @return the journalID
*/
public byte getJournalID() {
return journalID;
}
/**
* @return the recordData
*/
public byte[] getRecordData() {
return recordData;
}
@Override
public int hashCode() {
final int prime = 31;
int result = super.hashCode();
result = prime * result + ((encodingData == null) ? 0 : encodingData.hashCode());
result = prime * result + journalID;
result = prime * result + Arrays.hashCode(recordData);
result = prime * result + (int) (txId ^ (txId >>> 32));
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (!super.equals(obj)) {
return false;
}
if (!(obj instanceof ReplicationPrepareMessage)) {
return false;
}
ReplicationPrepareMessage other = (ReplicationPrepareMessage) obj;
if (encodingData == null) {
if (other.encodingData != null) {
return false;
}
} else if (!encodingData.equals(other.encodingData)) {
return false;
}
if (journalID != other.journalID) {
return false;
}
if (!Arrays.equals(recordData, other.recordData)) {
return false;
}
if (txId != other.txId) {
return false;
}
return true;
}
}