/**
* Copyright 2016 Yahoo Inc.
*
* Licensed 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 com.yahoo.pulsar.client.impl;
import com.google.common.base.Objects;
import com.google.common.collect.ComparisonChain;
/**
*/
public class BatchMessageIdImpl extends MessageIdImpl implements Comparable<MessageIdImpl> {
private final int batchIndex;
public BatchMessageIdImpl(long ledgerId, long entryId, int partitionIndex, int batchIndex) {
super(ledgerId, entryId, partitionIndex);
this.batchIndex = batchIndex;
}
int getBatchIndex() {
return batchIndex;
}
@Override
public int compareTo(MessageIdImpl o) {
if (!(o instanceof BatchMessageIdImpl)) {
throw new IllegalArgumentException(
"expected BatchMessageIdImpl object. Got instance of " + o.getClass().getName());
}
BatchMessageIdImpl other = (BatchMessageIdImpl) o;
return ComparisonChain.start().compare(this.ledgerId, other.ledgerId).compare(this.entryId, other.entryId)
.compare(this.batchIndex, other.batchIndex).compare(this.getPartitionIndex(), other.getPartitionIndex())
.result();
}
@Override
public int hashCode() {
return (int) (31 * (ledgerId + 31 * entryId) + (31 * partitionIndex) + batchIndex);
}
@Override
public boolean equals(Object obj) {
if (obj instanceof BatchMessageIdImpl) {
BatchMessageIdImpl other = (BatchMessageIdImpl) obj;
return ledgerId == other.ledgerId && entryId == other.entryId && partitionIndex == other.partitionIndex
&& batchIndex == other.batchIndex;
}
return false;
}
@Override
public String toString() {
return String.format("%d:%d:%d:%d", ledgerId, entryId, partitionIndex, batchIndex);
}
// Serialization
@Override
public byte[] toByteArray() {
return toByteArray(batchIndex);
}
}