org.neo4j.cypher.PlanCacheMetricsMonitor.scala Maven / Gradle / Ivy
/*
* Copyright (c) 2002-2016 "Neo Technology,"
* Network Engine for Objects in Lund AB [http://neotechnology.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*/
package org.neo4j.cypher
import java.util.concurrent.atomic.AtomicLong
import org.neo4j.cypher.internal.StringCacheMonitor
class PlanCacheMetricsMonitor extends StringCacheMonitor {
private val counter = new AtomicLong()
override def cacheDiscard(ignored1: String, ignored2: String): Unit = {
counter.incrementAndGet()
}
def numberOfReplans: Long = counter.get()
}
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