org.apache.spark.partial.BoundedDouble.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.spark.partial
/**
* A Double value with error bars and associated confidence.
*/
class BoundedDouble(val mean: Double, val confidence: Double, val low: Double, val high: Double) {
override def toString(): String = "[%.3f, %.3f]".format(low, high)
override def hashCode: Int =
this.mean.hashCode ^ this.confidence.hashCode ^ this.low.hashCode ^ this.high.hashCode
/**
* @note Consistent with Double, any NaN value will make equality false
*/
override def equals(that: Any): Boolean =
that match {
case that: BoundedDouble =>
this.mean == that.mean &&
this.confidence == that.confidence &&
this.low == that.low &&
this.high == that.high
case _ => false
}
}