1 /* 2 * Copyright (C) 2023 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package android.tools.flicker.extractors 18 19 import android.tools.io.Reader 20 21 class ShellTransitionScenarioExtractor(private val transitionMatcher: ITransitionMatcher) : 22 ScenarioExtractor { extractnull23 override fun extract(reader: Reader): List<TraceSlice> { 24 val transitionsTrace = reader.readTransitionsTrace() ?: error("Missing transitions trace") 25 val completeTransitions = transitionsTrace.entries.filter { !it.isIncomplete } 26 27 val transitions = transitionMatcher.findAll(completeTransitions) 28 29 return transitions.map { 30 val startTimestamp = Utils.interpolateStartTimestampFromTransition(it, reader) 31 val endTimestamp = Utils.interpolateFinishTimestampFromTransition(it, reader) 32 33 TraceSlice(startTimestamp, endTimestamp, associatedTransition = it) 34 } 35 } 36 } 37