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ConsistencyCheckResult.java
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ConsistencyCheckResult.java
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/*
* Copyright (c) 2008-2019, Hazelcast, Inc. All Rights Reserved.
*
* 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.hazelcast.wan.impl;
import java.util.UUID;
/**
* Result of the last WAN consistency check result.
*/
public class ConsistencyCheckResult {
/**
* The UUID of the consistency check request.
*/
private final UUID uuid;
/**
* Number of checked partitions.
*/
private final int lastCheckedPartitionCount;
/**
* Number of partitions found to be inconsistent.
*/
private final int lastDiffPartitionCount;
/**
* Number of checked Merkle tree leaves.
*/
private final int lastCheckedLeafCount;
/**
* Number of different Merkle tree leaves.
*/
private final int lastDiffLeafCount;
/**
* Number of entries to synchronize to get the clusters into sync.
*/
private final int lastEntriesToSync;
public ConsistencyCheckResult(UUID uuid) {
this.uuid = uuid;
lastCheckedPartitionCount = 0;
lastDiffPartitionCount = 0;
lastCheckedLeafCount = 0;
lastDiffLeafCount = 0;
lastEntriesToSync = 0;
}
/**
* Constructs the result of the WAN consistency check comparison
* @param uuid the UUID of the consistency check
* request
* @param lastCheckedPartitionCount the number of last checked
* partitions
* @param lastDiffPartitionCount the number of different partitions
* @param lastCheckedLeafCount the number of the checked Merkle
* tree leaves
* @param lastDiffLeafCount the number of the Merkle trees
* found different
* @param lastEntriesToSync the number of the entries need to
*/
public ConsistencyCheckResult(UUID uuid, int lastCheckedPartitionCount, int lastDiffPartitionCount, int lastCheckedLeafCount,
int lastDiffLeafCount, int lastEntriesToSync) {
this.uuid = uuid;
this.lastCheckedPartitionCount = lastCheckedPartitionCount;
this.lastDiffPartitionCount = lastDiffPartitionCount;
this.lastCheckedLeafCount = lastCheckedLeafCount;
this.lastDiffLeafCount = lastDiffLeafCount;
this.lastEntriesToSync = lastEntriesToSync;
}
public UUID getUuid() {
return uuid;
}
public int getLastCheckedPartitionCount() {
return lastCheckedPartitionCount;
}
public int getLastDiffPartitionCount() {
return lastDiffPartitionCount;
}
public int getLastCheckedLeafCount() {
return lastCheckedLeafCount;
}
public int getLastDiffLeafCount() {
return lastDiffLeafCount;
}
public int getLastEntriesToSync() {
return lastEntriesToSync;
}
public boolean isRunning() {
return lastCheckedPartitionCount == -1 && lastDiffPartitionCount == -1 && lastCheckedLeafCount == -1
&& lastDiffLeafCount == -1 && lastEntriesToSync == -1;
}
@SuppressWarnings("checkstyle:magicnumber")
public float getDiffPercentage() {
return lastCheckedPartitionCount != 0
? (float) lastDiffLeafCount / lastCheckedLeafCount * 100
: 0;
}
public boolean isDone() {
return lastCheckedPartitionCount > 0 && lastDiffPartitionCount >= 0 && lastCheckedLeafCount > 0
&& lastDiffLeafCount >= 0 && lastEntriesToSync >= 0;
}
}