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/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed 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 androidx.build
import androidx.build.jetpad.LibraryBuildInfoFile
import org.gradle.api.DefaultTask
import org.gradle.api.artifacts.ProjectDependency
import org.gradle.api.artifacts.ExternalModuleDependency
import org.gradle.api.tasks.OutputFile
import org.gradle.api.tasks.TaskAction
import org.gradle.api.provider.Property
import com.google.gson.GsonBuilder
import java.io.File
import java.util.ArrayList
/**
* This task generates a library build information file containing the artifactId, groupId, and
* version of public androidx dependencies and release checklist of the library for consumption
* by the Jetpack Release Service (JetPad).
*/
open class CreateLibraryBuildInfoFileTask : DefaultTask() {
init {
group = "Help"
description = "Generates a file containing library build information serialized to json"
}
@OutputFile
val outputFile: Property<File> = project.objects.property(File::class.java)
private fun getLibraryBuildInfoFilename(): String {
return "${project.group}_${project.name}_build_info.txt"
}
private fun writeJsonToFile(info: LibraryBuildInfoFile) {
if (!project.getDistributionDirectory().exists()) {
if (!project.getDistributionDirectory().mkdirs()) {
throw RuntimeException("Failed to create " +
"output directory: ${project.getDistributionDirectory()}")
}
}
var resolvedOutputFile: File = outputFile.get()
if (!resolvedOutputFile.exists()) {
if (!resolvedOutputFile.createNewFile()) {
throw RuntimeException("Failed to create " +
"output dependency dump file: $outputFile")
}
}
// Create json object from the artifact instance
val gson = GsonBuilder().setPrettyPrinting().create()
val serializedInfo: String = gson.toJson(info)
resolvedOutputFile.writeText(serializedInfo)
}
private fun resolveAndCollectDependencies(): LibraryBuildInfoFile {
val libraryBuildInfoFile = LibraryBuildInfoFile()
libraryBuildInfoFile.artifactId = project.name.toString()
libraryBuildInfoFile.groupId = project.group.toString()
libraryBuildInfoFile.version = project.version.toString()
val libraryDependencies = ArrayList<LibraryBuildInfoFile.Dependency>()
val checks = ArrayList<LibraryBuildInfoFile.Check>()
libraryBuildInfoFile.checks = checks
val publishedProjects = project.getProjectsMap()
project.configurations.all { configuration ->
configuration.allDependencies.forEach { dep ->
// Only consider androidx dependencies
if (dep.group != null &&
dep.group.toString().startsWith("androidx.") &&
!dep.group.toString().startsWith("androidx.test")) {
if ((dep is ProjectDependency && publishedProjects
.containsKey("${dep.group}:${dep.name}")) ||
dep is ExternalModuleDependency) {
val androidXPublishedDependency = LibraryBuildInfoFile().Dependency()
androidXPublishedDependency.artifactId = dep.name.toString()
androidXPublishedDependency.groupId = dep.group.toString()
androidXPublishedDependency.version = dep.version.toString()
androidXPublishedDependency.isTipOfTree = dep is ProjectDependency
addDependencyToListIfNotAlreadyAdded(libraryDependencies,
androidXPublishedDependency)
}
}
}
}
libraryBuildInfoFile.dependencies = libraryDependencies
return libraryBuildInfoFile
}
private fun addDependencyToListIfNotAlreadyAdded(
dependencyList: ArrayList<LibraryBuildInfoFile.Dependency>,
dependency: LibraryBuildInfoFile.Dependency
) {
for (existingDependency in dependencyList) {
if (existingDependency.groupId == dependency.groupId &&
existingDependency.artifactId == dependency.artifactId &&
existingDependency.version == dependency.version &&
existingDependency.isTipOfTree == dependency.isTipOfTree) {
return
}
}
dependencyList.add(dependency)
}
/**
* Task: createLibraryBuildInfoFile
* Iterates through each configuration of the project and builds the set of all dependencies.
* Then adds each dependency to the Artifact class as a project or prebuilt dependency. Finally,
* writes these dependencies to a json file as a json object.
*/
@TaskAction
fun createLibraryBuildInfoFile() {
val resolvedArtifact = resolveAndCollectDependencies()
writeJsonToFile(resolvedArtifact)
}
}
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