Flywheel/gradle/package-infos.gradle
PepperCode1 6204acf8bf Automated nullability
- Remove most NotNull annotations
- Automatically generate missing package-info.java files which contain
annotations to establish that everything is not null by default
- Remove CurseForge integration from build script
- Fix some other formatting
2024-01-22 11:12:48 -08:00

71 lines
2.3 KiB
Groovy

// Adapted from https://github.com/FabricMC/fabric/blob/31787236d242247e0b6c4ae806b1cfaa7042a62c/gradle/package-info.gradle, which is licensed under Apache 2.0.
import java.nio.file.Files
setupGeneratePackageInfos(sourceSets.main)
def setupGeneratePackageInfos(SourceSet sourceSet) {
// We have to capture the source set name for the lazy string literals,
// otherwise it'll just be whatever the last source set is in the list.
def sourceSetName = sourceSet.name
def taskName = sourceSet.getTaskName('generate', 'PackageInfos')
def task = tasks.register(taskName, GeneratePackageInfosTask) {
group = 'flywheel'
description = "Generates package-info files for $sourceSetName packages."
// Only apply to default source directory since we also add the generated
// sources to the source set.
sourceRoot = file("src/$sourceSetName/java")
outputDir = file("src/$sourceSetName/generatedPackageInfos")
}
sourceSet.java.srcDir task
def cleanTask = tasks.register(sourceSet.getTaskName('clean', 'PackageInfos'), Delete) {
group = 'flywheel'
delete file("src/$sourceSetName/generatedPackageInfos")
}
clean.dependsOn cleanTask
}
class GeneratePackageInfosTask extends DefaultTask {
@SkipWhenEmpty
@InputDirectory
final DirectoryProperty sourceRoot = project.objects.directoryProperty()
@OutputDirectory
final DirectoryProperty outputDir = project.objects.directoryProperty()
@TaskAction
def run() {
def output = outputDir.get().asFile.toPath()
output.deleteDir()
def root = sourceRoot.get().asFile.toPath()
root.eachDirRecurse {
def containsJava = Files.list(it).any {
Files.isRegularFile(it) && it.fileName.toString().endsWith('.java')
}
if (containsJava && Files.notExists(it.resolve('package-info.java'))) {
def relativePath = root.relativize(it)
def target = output.resolve(relativePath)
Files.createDirectories(target)
target.resolve('package-info.java').withWriter {
def packageName = relativePath.toString().replace(File.separator, '.')
it.write("""@ParametersAreNonnullByDefault
|@FieldsAreNonnullByDefault
|@MethodsReturnNonnullByDefault
|package $packageName;
|
|import javax.annotation.ParametersAreNonnullByDefault;
|
|import net.minecraft.FieldsAreNonnullByDefault;
|import net.minecraft.MethodsReturnNonnullByDefault;
|""".stripMargin())
}
}
}
}
}