| /* |
| * 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 ProfilingAnalyzer(expr: ProfilingClause, sourceName: String) extends BasicAnalyzer { |
| |
| val dataSourceNames: Set[String] = |
| expr.preOrderTraverseDepthFirst(Set[String]())(seqDataSourceNames, combDataSourceNames) |
| |
| val selectionExprs: Seq[Expr] = { |
| expr.selectClause.exprs.map(_.extractSelf).flatMap { expr => |
| expr match { |
| case e: SelectionExpr => Some(e) |
| case e: FunctionExpr => Some(e) |
| case _ => None |
| } |
| } |
| } |
| |
| val groupbyExprOpt: Option[GroupbyClause] = expr.groupbyClauseOpt |
| val preGroupbyExprs: Seq[Expr] = expr.preGroupbyClauses.map(_.extractSelf) |
| val postGroupbyExprs: Seq[Expr] = expr.postGroupbyClauses.map(_.extractSelf) |
| |
| } |