| /* |
| 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.step.builder.dsl.transform.analyzer |
| |
| import org.apache.griffin.measure.step.builder.dsl.expr._ |
| |
| |
| case class AccuracyAnalyzer(expr: LogicalExpr, sourceName: String, targetName: String) |
| extends BasicAnalyzer { |
| |
| val dataSourceNames = |
| expr.preOrderTraverseDepthFirst(Set[String]())(seqDataSourceNames, combDataSourceNames) |
| |
| val sourceSelectionExprs = { |
| val seq = seqSelectionExprs(sourceName) |
| expr.preOrderTraverseDepthFirst(Seq[SelectionExpr]())(seq, combSelectionExprs) |
| } |
| val targetSelectionExprs = { |
| val seq = seqSelectionExprs(targetName) |
| expr.preOrderTraverseDepthFirst(Seq[SelectionExpr]())(seq, combSelectionExprs) |
| } |
| |
| val selectionExprs = sourceSelectionExprs ++ { |
| expr.preOrderTraverseDepthFirst(Seq[AliasableExpr]())(seqWithAliasExprs, combWithAliasExprs) |
| } |
| |
| } |