org.apache.pulsar.client.api.transaction.TxnID 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.pulsar.client.api.transaction;
import java.io.Serializable;
import java.util.Objects;
import lombok.AccessLevel;
import lombok.Data;
import lombok.Getter;
import org.apache.pulsar.common.classification.InterfaceAudience;
import org.apache.pulsar.common.classification.InterfaceStability;
/**
* An identifier for representing a transaction.
*/
@InterfaceAudience.Public
@InterfaceStability.Evolving
@Data
public class TxnID implements Serializable {
private static final long serialVersionUID = 0L;
/*
* The most significant 64 bits of this TxnID.
*
* @serial
*/
private final long mostSigBits;
/*
* The least significant 64 bits of this TxnID.
*
* @serial
*/
private final long leastSigBits;
@Getter(AccessLevel.NONE)
private final transient int hashCode;
@Getter(AccessLevel.NONE)
private final transient String txnStr;
public TxnID(long mostSigBits, long leastSigBits) {
this.mostSigBits = mostSigBits;
this.leastSigBits = leastSigBits;
this.hashCode = Objects.hash(mostSigBits, leastSigBits);
this.txnStr = "(" + mostSigBits + "," + leastSigBits + ")";
}
@Override
public String toString() {
return txnStr;
}
@Override
public int hashCode() {
return hashCode;
}
@Override
public boolean equals(Object obj) {
if (obj instanceof TxnID) {
TxnID other = (TxnID) obj;
return mostSigBits == other.mostSigBits
&& leastSigBits == other.leastSigBits;
}
return false;
}
}