SNRK-67: Use kotlin.io.Path
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@ -3,43 +3,50 @@ package space.kscience.snark.storage.local
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import space.kscience.snark.storage.Directory
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import space.kscience.snark.storage.FileReader
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import space.kscience.snark.storage.FileWriter
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import java.io.File
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import java.nio.file.Path
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import kotlin.io.path.*
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public fun localStorage(rootPath: Path): Directory {
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return LocalDirectory(rootPath, ".")
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return LocalDirectory(rootPath)
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}
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private class LocalFile(private val path: String) : FileReader, FileWriter {
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private class LocalFile(private val path: Path) : FileReader, FileWriter {
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override fun close() {}
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override suspend fun readAll(): ByteArray = File(this.path).readBytes()
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override suspend fun readAll(): ByteArray = path.readBytes()
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override suspend fun write(bytes: ByteArray) = File(this.path).writeBytes(bytes)
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override suspend fun write(bytes: ByteArray) = path.writeBytes(bytes)
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}
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private class LocalDirectory(private val root: Path, path: String) : Directory {
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private val current = "$root${File.separator}$path"
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private fun child(child: String): String = "$current${File.separator}$child"
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private class LocalDirectory(private val path: Path) : Directory {
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private fun child(child: String): Path = path / child
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private fun child(child: Path): Path = path / child
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override fun close() {}
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override suspend fun get(filename: String): FileReader = LocalFile(child(filename))
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override suspend fun create(filename: String, ignoreIfExists: Boolean) {
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if (!File(child(filename)).createNewFile() && !ignoreIfExists) {
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throw UnsupportedOperationException("File already exists")
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try {
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child(filename).createFile()
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} catch (ex: FileAlreadyExistsException) {
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if (!ignoreIfExists) {
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throw ex
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}
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}
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}
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override suspend fun put(filename: String): FileWriter = LocalFile(child(filename))
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override suspend fun getSubdir(path: Path): Directory = LocalDirectory(root, child(path.toString()))
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override suspend fun getSubdir(path: Path): Directory = LocalDirectory(child(path))
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override suspend fun createSubdir(dirname: String, ignoreIfExists: Boolean): Directory {
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val dir = child(dirname)
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if (!File(dir).mkdir() && !ignoreIfExists) {
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throw UnsupportedOperationException("File already exists")
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try {
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dir.createDirectory()
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} catch (ex: FileAlreadyExistsException) {
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if (!ignoreIfExists) {
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throw ex
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}
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}
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return this.getSubdir(File(dir).toPath())
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return LocalDirectory(dir)
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}
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}
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