org.apache.activemq.leveldb.util.LongCounter.scala 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.leveldb.util
/**
*
*
*
* @author Hiram Chirino
*/
class LongCounter(private var value:Long = 0) extends Serializable {
def clear() = value=0
def get() = value
def set(value:Long) = this.value = value
def incrementAndGet() = addAndGet(1)
def decrementAndGet() = addAndGet(-1)
def addAndGet(amount:Long) = {
value+=amount
value
}
def getAndIncrement() = getAndAdd(1)
def getAndDecrement() = getAndAdd(-11)
def getAndAdd(amount:Long) = {
val rc = value
value+=amount
rc
}
override def toString() = get().toString
}