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[GLUTEN-8497][CORE] A unified CallInfo API to replace AdaptiveContext (…
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gluten-core/src/main/scala/org/apache/gluten/extension/caller/CallerInfo.scala
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| /* | ||
| * 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.gluten.extension.caller | ||
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| import org.apache.spark.sql.execution.adaptive.AdaptiveSparkPlanExec | ||
| import org.apache.spark.sql.execution.columnar.InMemoryRelation | ||
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| /** | ||
| * Helper API that stores information about the call site of the columnar rule. Specific columnar | ||
| * rules could call the API to check whether this time of rule call was initiated for certain | ||
| * purpose. For example, a rule call could be for AQE optimization, or for cached plan optimization, | ||
| * or for regular executed plan optimization. | ||
| */ | ||
| trait CallerInfo { | ||
| def isAqe(): Boolean | ||
| def isCache(): Boolean | ||
| } | ||
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| object CallerInfo { | ||
| private val localStorage: ThreadLocal[Option[CallerInfo]] = | ||
| new ThreadLocal[Option[CallerInfo]]() { | ||
| override def initialValue(): Option[CallerInfo] = None | ||
| } | ||
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| private class Impl(override val isAqe: Boolean, override val isCache: Boolean) extends CallerInfo | ||
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| /* | ||
| * Find the information about the caller that initiated the rule call. | ||
| */ | ||
| def create(): CallerInfo = { | ||
| if (localStorage.get().nonEmpty) { | ||
| return localStorage.get().get | ||
| } | ||
| val stack = Thread.currentThread.getStackTrace | ||
| new Impl(isAqe = inAqeCall(stack), isCache = inCacheCall(stack)) | ||
| } | ||
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| private def inAqeCall(stack: Seq[StackTraceElement]): Boolean = { | ||
| stack.exists(_.getClassName.equals(AdaptiveSparkPlanExec.getClass.getName)) | ||
| } | ||
|
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| private def inCacheCall(stack: Seq[StackTraceElement]): Boolean = { | ||
| stack.exists(_.getClassName.equals(InMemoryRelation.getClass.getName)) | ||
| } | ||
|
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| /** For testing only. */ | ||
| def withLocalValue[T](isAqe: Boolean, isCache: Boolean)(body: => T): T = { | ||
| val prevValue = localStorage.get() | ||
| val newValue = new Impl(isAqe, isCache) | ||
| localStorage.set(Some(newValue)) | ||
| try { | ||
| body | ||
| } finally { | ||
| localStorage.set(prevValue) | ||
| } | ||
| } | ||
| } |
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