| /* |
| * 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.griffin.measure.datasource |
| |
| import scala.collection.mutable.{SortedSet => MutableSortedSet} |
| |
| import org.apache.griffin.measure.Loggable |
| |
| /** |
| * tmst cache, CRUD of timestamps |
| */ |
| case class TimestampStorage() extends Loggable { |
| |
| private val tmstGroup: MutableSortedSet[Long] = MutableSortedSet.empty[Long] |
| |
| // -- insert tmst into tmst group -- |
| def insert(tmst: Long): MutableSortedSet[Long] = tmstGroup += tmst |
| def insert(tmsts: Iterable[Long]): MutableSortedSet[Long] = tmstGroup ++= tmsts |
| |
| // -- remove tmst from tmst group -- |
| def remove(tmst: Long): MutableSortedSet[Long] = tmstGroup -= tmst |
| def remove(tmsts: Iterable[Long]): MutableSortedSet[Long] = tmstGroup --= tmsts |
| |
| // -- get subset of tmst group -- |
| def fromUntil(from: Long, until: Long): Set[Long] = tmstGroup.range(from, until).toSet |
| def afterTil(after: Long, til: Long): Set[Long] = tmstGroup.range(after + 1, til + 1).toSet |
| def until(until: Long): Set[Long] = tmstGroup.until(until).toSet |
| def from(from: Long): Set[Long] = tmstGroup.from(from).toSet |
| def all: Set[Long] = tmstGroup.toSet |
| |
| } |
