1/* 2 * Copyright (C) 2016 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 17package android.support.checkapi; 18 19import org.gradle.api.DefaultTask 20import org.gradle.api.Nullable 21import org.gradle.api.tasks.Input 22import org.gradle.api.tasks.InputFile 23import org.gradle.api.tasks.Optional 24import org.gradle.api.tasks.TaskAction 25import org.gradle.api.tasks.OutputFile 26import org.gradle.api.tasks.WorkResult 27 28public class UpdateApiTask extends DefaultTask { 29 @InputFile 30 File newApiFile 31 @InputFile 32 File newRemovedApiFile 33 34 @Input 35 @Optional 36 Set whitelistErrors = [] 37 38 @OutputFile 39 File oldApiFile 40 @OutputFile 41 File oldRemovedApiFile 42 43 @OutputFile 44 @Optional 45 @Nullable 46 File whitelistErrorsFile 47 48 private WorkResult copyFromToFile(File src, File dest) { 49 return project.copy { 50 from src 51 into dest.parent 52 rename { dest.name } 53 } 54 } 55 56 @TaskAction 57 public void doUpdate() { 58 copyFromToFile(getNewApiFile(), getOldApiFile()) 59 copyFromToFile(getNewRemovedApiFile(), getOldRemovedApiFile()) 60 61 if (whitelistErrorsFile && !whitelistErrors.empty) { 62 if (whitelistErrorsFile.exists()) { 63 whitelistErrors.removeAll(whitelistErrorsFile.readLines()) 64 } 65 whitelistErrors.each { whitelistErrorsFile << "$it\n" } 66 logger.lifecycle "Whitelisted ${whitelistErrors.size()} error(s)..." 67 } 68 69 logger.lifecycle "Wrote public API definition to ${oldApiFile.name}" 70 } 71}