kscience/dataforge-core
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Migrate to io-dev-6

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This commit is contained in:
Alexander Nozik 2020-04-03 12:10:24 +03:00
parent 56e7d55450
commit 7efa19920b
24 changed files with 157 additions and 167 deletions
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2
build.gradle.kts
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@ -1,6 +1,6 @@
plugins {
val toolsVersion = "0.4.0"
val toolsVersion = "0.4.1"
id("scientifik.mpp") version toolsVersion apply false
id("scientifik.jvm") version toolsVersion apply false
id("scientifik.publish") version toolsVersion apply false

2
dataforge-io/build.gradle.kts
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@ -11,7 +11,7 @@ serialization(sourceSet = TEST){
cbor()
}
val ioVersion by rootProject.extra("0.2.0-npm-dev-4")
val ioVersion by rootProject.extra("0.2.0-npm-dev-6")
kotlin {
sourceSets {

8
dataforge-io/dataforge-io-yaml/src/main/kotlin/hep/dataforge/io/yaml/FrontMatterEnvelopeFormat.kt
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@ -7,7 +7,6 @@ import hep.dataforge.meta.EmptyMeta
import hep.dataforge.meta.Meta
import kotlinx.io.*
import kotlinx.io.text.readUtf8Line
import kotlinx.io.text.writeRawString
import kotlinx.io.text.writeUtf8String
import kotlinx.serialization.toUtf8Bytes
@ -29,7 +28,8 @@ class FrontMatterEnvelopeFormat(
metaTypeRegex.matchEntire(line)?.groupValues?.first()
?.let { io.metaFormat(it) } ?: YamlMetaFormat
val meta = buildBytes {
//TODO replace by preview
val meta = Binary {
do {
line = readUtf8Line()
writeUtf8String(line + "\r\n")
@ -53,7 +53,7 @@ class FrontMatterEnvelopeFormat(
metaTypeRegex.matchEntire(line)?.groupValues?.first()
?.let { io.metaFormat(it) } ?: YamlMetaFormat
val meta = buildBytes {
val meta = Binary {
do {
writeUtf8String(readUtf8Line() + "\r\n")
} while (!line.startsWith(SEPARATOR))
@ -62,7 +62,7 @@ class FrontMatterEnvelopeFormat(
readMeta()
}
}
val bytes = readRemaining()
val bytes = readByteArray()
val data = bytes.asBinary()
return SimpleEnvelope(meta, data)
}

16
dataforge-io/dataforge-io-yaml/src/main/kotlin/hep/dataforge/io/yaml/YamlMetaFormat.kt
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@ -10,24 +10,12 @@ import hep.dataforge.meta.toMap
import hep.dataforge.meta.toMeta
import kotlinx.io.Input
import kotlinx.io.Output
import kotlinx.io.asInputStream
import kotlinx.io.readUByte
import kotlinx.io.text.writeUtf8String
import org.yaml.snakeyaml.Yaml
import java.io.InputStream
private class InputAsStream(val input: Input) : InputStream() {
override fun read(): Int {
if (input.eof()) return -1
return input.readUByte().toInt()
}
override fun close() {
input.close()
}
}
private fun Input.asStream() = InputAsStream(this)
@DFExperimental
class YamlMetaFormat(val meta: Meta) : MetaFormat {
private val yaml = Yaml()
@ -38,7 +26,7 @@ class YamlMetaFormat(val meta: Meta) : MetaFormat {
}
override fun Input.readMeta(descriptor: NodeDescriptor?): Meta {
val map: Map<String, Any?> = yaml.load(asStream())
val map: Map<String, Any?> = yaml.load(asInputStream())
return map.toMeta(descriptor)
}

9
dataforge-io/src/commonMain/kotlin/hep/dataforge/io/EnvelopeBuilder.kt
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@ -1,10 +1,7 @@
package hep.dataforge.io
import hep.dataforge.meta.*
import kotlinx.io.ArrayBinary
import kotlinx.io.Binary
import kotlinx.io.ExperimentalIoApi
import kotlinx.io.Output
import kotlinx.io.*
class EnvelopeBuilder {
private val metaBuilder = MetaBuilder()
@ -36,7 +33,9 @@ class EnvelopeBuilder {
*/
@OptIn(ExperimentalIoApi::class)
fun data(block: Output.() -> Unit) {
data = ArrayBinary.write(builder = block)
val arrayBuilder = ByteArrayOutput()
arrayBuilder.block()
data = arrayBuilder.toByteArray().asBinary()
}
fun build() = SimpleEnvelope(metaBuilder.seal(), data)

2
dataforge-io/src/commonMain/kotlin/hep/dataforge/io/EnvelopeParts.kt
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@ -11,8 +11,6 @@ import hep.dataforge.meta.*
import hep.dataforge.names.asName
import hep.dataforge.names.plus
import hep.dataforge.names.toName
import kotlinx.io.text.readRawString
import kotlinx.io.text.writeRawString
object EnvelopeParts {
val MULTIPART_KEY = "multipart".asName()

6
dataforge-io/src/commonMain/kotlin/hep/dataforge/io/IOFormat.kt
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@ -68,11 +68,7 @@ interface IOFormatFactory<T : Any> : Factory<IOFormat<T>>, Named {
}
}
fun <T : Any> IOFormat<T>.writeBytes(obj: T): Bytes = buildBytes { writeObject(obj) }
fun <T : Any> IOFormat<T>.writeByteArray(obj: T): ByteArray = buildBytes { writeObject(obj) }.toByteArray()
fun <T : Any> IOFormat<T>.readByteArray(array: ByteArray): T = array.asBinary().read { readObject() }
fun <T : Any> IOFormat<T>.toBinary(obj: T): Binary = Binary { writeObject(obj) }
object DoubleIOFormat : IOFormat<Double>, IOFormatFactory<Double> {
override fun invoke(meta: Meta, context: Context): IOFormat<Double> = this

3
dataforge-io/src/commonMain/kotlin/hep/dataforge/io/JsonMetaFormat.kt
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@ -11,6 +11,7 @@ import hep.dataforge.meta.toJson
import hep.dataforge.meta.toMetaItem
import kotlinx.io.Input
import kotlinx.io.Output
import kotlinx.io.readByteArray
import kotlinx.io.text.readUtf8String
import kotlinx.io.text.writeUtf8String
import kotlinx.serialization.UnstableDefault
@ -26,7 +27,7 @@ class JsonMetaFormat(private val json: Json = DEFAULT_JSON) : MetaFormat {
}
override fun Input.readMeta(descriptor: NodeDescriptor?): Meta {
val str = readUtf8String()
val str = readByteArray().decodeToString()
val jsonElement = json.parseJson(str)
val item = jsonElement.toMetaItem(descriptor)
return item.node ?: Meta.EMPTY

13
dataforge-io/src/commonMain/kotlin/hep/dataforge/io/MetaFormat.kt
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@ -1,14 +1,17 @@
package hep.dataforge.io
import hep.dataforge.context.Context
import hep.dataforge.meta.descriptors.NodeDescriptor
import hep.dataforge.io.MetaFormatFactory.Companion.META_FORMAT_TYPE
import hep.dataforge.meta.Meta
import hep.dataforge.meta.descriptors.NodeDescriptor
import hep.dataforge.names.Name
import hep.dataforge.names.asName
import hep.dataforge.names.plus
import hep.dataforge.provider.Type
import kotlinx.io.*
import kotlinx.io.ByteArrayInput
import kotlinx.io.Input
import kotlinx.io.Output
import kotlinx.io.use
import kotlin.reflect.KClass
/**
@ -44,14 +47,14 @@ interface MetaFormatFactory : IOFormatFactory<Meta>, MetaFormat {
}
}
fun Meta.toString(format: MetaFormat): String = buildBytes {
fun Meta.toString(format: MetaFormat): String = buildByteArray {
format.run { writeObject(this@toString) }
}.toByteArray().decodeToString()
}.decodeToString()
fun Meta.toString(formatFactory: MetaFormatFactory): String = toString(formatFactory())
fun MetaFormat.parse(str: String): Meta {
return str.encodeToByteArray().read { readObject() }
return ByteArrayInput(str.encodeToByteArray()).use { it.readObject() }
}
fun MetaFormatFactory.parse(str: String, formatMeta: Meta): Meta = invoke(formatMeta).parse(str)

16
dataforge-io/src/commonMain/kotlin/hep/dataforge/io/TaggedEnvelopeFormat.kt
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@ -8,8 +8,6 @@ import hep.dataforge.names.Name
import hep.dataforge.names.plus
import hep.dataforge.names.toName
import kotlinx.io.*
import kotlinx.io.text.readRawString
import kotlinx.io.text.writeRawString
@ExperimentalIoApi
class TaggedEnvelopeFormat(
@ -21,7 +19,7 @@ class TaggedEnvelopeFormat(
// ?: error("Meta format with key $metaFormatKey could not be resolved in $io")
private fun Tag.toBytes() = buildBytes(24) {
private fun Tag.toBinary() = Binary(24) {
writeRawString(START_SEQUENCE)
writeRawString(version.name)
writeShort(metaFormatKey)
@ -39,14 +37,10 @@ class TaggedEnvelopeFormat(
override fun Output.writeEnvelope(envelope: Envelope, metaFormatFactory: MetaFormatFactory, formatMeta: Meta) {
val metaFormat = metaFormatFactory.invoke(formatMeta, io.context)
val metaBytes = metaFormat.writeBytes(envelope.meta)
val actualSize: ULong = if (envelope.data == null) {
0
} else {
envelope.data?.size ?: Binary.INFINITE
}.toULong()
val metaBytes = metaFormat.toBinary(envelope.meta)
val actualSize: ULong = (envelope.data?.size ?: 0).toULong()
val tag = Tag(metaFormatFactory.key, metaBytes.size.toUInt() + 2u, actualSize)
writeBinary(tag.toBytes())
writeBinary(tag.toBinary())
writeBinary(metaBytes)
writeRawString("\r\n")
envelope.data?.let {
@ -73,7 +67,7 @@ class TaggedEnvelopeFormat(
}
}
val data = ByteArray(tag.dataSize.toInt()).also { readArray(it) }.asBinary()
val data = ByteArray(tag.dataSize.toInt()).also { readByteArray(it) }.asBinary()
return SimpleEnvelope(meta, data)
}

18
dataforge-io/src/commonMain/kotlin/hep/dataforge/io/TaglessEnvelopeFormat.kt
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@ -4,9 +4,7 @@ import hep.dataforge.context.Context
import hep.dataforge.meta.*
import hep.dataforge.names.asName
import kotlinx.io.*
import kotlinx.io.text.readRawString
import kotlinx.io.text.readUtf8Line
import kotlinx.io.text.writeRawString
import kotlinx.io.text.writeUtf8String
@ExperimentalIoApi
@ -31,17 +29,13 @@ class TaglessEnvelopeFormat(
//printing all properties
writeProperty(META_TYPE_PROPERTY, metaFormatFactory.shortName)
//TODO add optional metaFormat properties
val actualSize: Int = if (envelope.data == null) {
0
} else {
envelope.data?.size ?: Binary.INFINITE
}
val actualSize: Int = envelope.data?.size ?: 0
writeProperty(DATA_LENGTH_PROPERTY, actualSize)
//Printing meta
if (!envelope.meta.isEmpty()) {
val metaBytes = metaFormat.writeBytes(envelope.meta)
val metaBytes = metaFormat.toBinary(envelope.meta)
writeProperty(META_LENGTH_PROPERTY, metaBytes.size + 2)
writeUtf8String(metaStart + "\r\n")
writeBinary(metaBytes)
@ -71,7 +65,7 @@ class TaglessEnvelopeFormat(
properties[key] = value
}
//If can't read line, return envelope without data
if (eof()) return SimpleEnvelope(Meta.EMPTY, null)
if (exhausted()) return SimpleEnvelope(Meta.EMPTY, null)
line = readUtf8Line()
}
@ -102,11 +96,11 @@ class TaglessEnvelopeFormat(
val data: Binary? = if (properties.containsKey(DATA_LENGTH_PROPERTY)) {
val bytes = ByteArray(properties[DATA_LENGTH_PROPERTY]!!.toInt())
readArray(bytes)
readByteArray(bytes)
bytes.asBinary()
} else {
ArrayBinary.write {
writeInput(this@readObject)
Binary {
copyTo(this)
}
}

22
dataforge-io/src/commonMain/kotlin/hep/dataforge/io/ioMisc.kt Normal file
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@ -0,0 +1,22 @@
package hep.dataforge.io
import kotlinx.io.*
fun Output.writeRawString(str: String) {
str.forEach { writeByte(it.toByte()) }
}
fun Input.readRawString(size: Int): String {
val array = CharArray(size) { readByte().toChar() }
return String(array)
}
inline fun buildByteArray(expectedSize: Int = 16, block: Output.() -> Unit): ByteArray =
ByteArrayOutput(expectedSize).apply(block).toByteArray()
@Suppress("FunctionName")
inline fun Binary(expectedSize: Int = 16, block: Output.() -> Unit): Binary =
buildByteArray(expectedSize, block).asBinary()
@Deprecated("To be replaced by Binary.EMPTY",level = DeprecationLevel.WARNING)
val EmptyBinary = ByteArrayBinary(ByteArray(0))

4
dataforge-io/src/commonTest/kotlin/hep/dataforge/io/EnvelopeFormatTest.kt
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@ -23,7 +23,7 @@ class EnvelopeFormatTest {
@Test
fun testTaggedFormat(){
TaggedEnvelopeFormat.run {
val byteArray = this.writeByteArray(envelope)
val byteArray = this.toByteArray(envelope)
//println(byteArray.decodeToString())
val res = readByteArray(byteArray)
assertEquals(envelope.meta,res.meta)
@ -37,7 +37,7 @@ class EnvelopeFormatTest {
@Test
fun testTaglessFormat(){
TaglessEnvelopeFormat.run {
val byteArray = writeByteArray(envelope)
val byteArray = toByteArray(envelope)
//println(byteArray.decodeToString())
val res = readByteArray(byteArray)
assertEquals(envelope.meta,res.meta)

15
dataforge-io/src/commonTest/kotlin/hep/dataforge/io/MetaFormatTest.kt
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@ -1,20 +1,19 @@
package hep.dataforge.io
import hep.dataforge.meta.*
import kotlinx.io.Bytes
import kotlinx.io.buildBytes
import kotlinx.io.asBinary
import kotlinx.serialization.json.JsonPrimitive
import kotlinx.serialization.json.json
import kotlinx.serialization.json.jsonArray
import kotlin.test.Test
import kotlin.test.assertEquals
fun Meta.toBytes(format: MetaFormat = JsonMetaFormat): Bytes = buildBytes {
format.run { writeObject(this@toBytes) }
fun Meta.toByteArray(format: MetaFormat = JsonMetaFormat) = buildByteArray {
format.run { writeObject(this@toByteArray) }
}
fun MetaFormat.fromBytes(packet: Bytes): Meta {
return packet.read { readObject() }
fun MetaFormat.fromByteArray(packet: ByteArray): Meta {
return packet.asBinary().read { readObject() }
}
class MetaFormatTest {
@ -28,8 +27,8 @@ class MetaFormatTest {
"array" put doubleArrayOf(1.0, 2.0, 3.0)
}
}
val bytes = meta.toBytes(BinaryMetaFormat)
val result = BinaryMetaFormat.fromBytes(bytes)
val bytes = meta.toByteArray(BinaryMetaFormat)
val result = BinaryMetaFormat.fromByteArray(bytes)
assertEquals(meta, result)
}

5
dataforge-io/src/commonTest/kotlin/hep/dataforge/io/MultipartTest.kt
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@ -3,7 +3,6 @@ package hep.dataforge.io
import hep.dataforge.meta.DFExperimental
import hep.dataforge.meta.get
import hep.dataforge.meta.int
import kotlinx.io.text.writeRawString
import kotlinx.io.text.writeUtf8String
import kotlin.test.Test
@ -33,9 +32,9 @@ class MultipartTest {
@Test
fun testParts() {
TaggedEnvelopeFormat.run {
val singleEnvelopeData = writeBytes(envelopes[0])
val singleEnvelopeData = toBinary(envelopes[0])
val singleEnvelopeSize = singleEnvelopeData.size
val bytes = writeBytes(partsEnvelope)
val bytes = toBinary(partsEnvelope)
assertTrue(5*singleEnvelopeSize < bytes.size)
val reconstructed = bytes.readWith(this)
val parts = reconstructed.parts()?.toList() ?: emptyList()

7
dataforge-io/src/commonTest/kotlin/hep/dataforge/io/ioTestUtils.kt Normal file
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@ -0,0 +1,7 @@
package hep.dataforge.io
import kotlinx.io.ByteArrayInput
import kotlinx.io.use
fun <T : Any> IOFormat<T>.toByteArray(obj: T): ByteArray = buildByteArray { writeObject(obj) }
fun <T : Any> IOFormat<T>.readByteArray(array: ByteArray): T = ByteArrayInput(array).use { it.readObject() }

22
dataforge-io/src/jvmMain/kotlin/hep/dataforge/io/FileEnvelope.kt
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@ -1,22 +0,0 @@
package hep.dataforge.io
import hep.dataforge.meta.Meta
import kotlinx.io.Binary
import kotlinx.io.ExperimentalIoApi
import kotlinx.io.FileBinary
import kotlinx.io.read
import java.nio.file.Path
@ExperimentalIoApi
class FileEnvelope internal constructor(val path: Path, val format: EnvelopeFormat) : Envelope {
//TODO do not like this constructor. Hope to replace it later
private val partialEnvelope: PartialEnvelope = path.read {
format.run { readPartial() }
}
override val meta: Meta get() = partialEnvelope.meta
override val data: Binary? = FileBinary(path, partialEnvelope.dataOffset.toInt(), partialEnvelope.dataSize?.toInt())
}

51
dataforge-io/src/jvmMain/kotlin/hep/dataforge/io/fileIO.kt
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@ -8,9 +8,52 @@ import hep.dataforge.meta.isEmpty
import kotlinx.io.*
import java.nio.file.Files
import java.nio.file.Path
import java.nio.file.StandardOpenOption
import kotlin.reflect.full.isSuperclassOf
import kotlin.streams.asSequence
fun <R> Path.read(block: Input.() -> R): R = asBinary().read(block = block)
/**
* Write a live output to a newly created file. If file does not exist, throws error
*/
fun Path.write(block: Output.() -> Unit): Unit {
val stream = Files.newOutputStream(this, StandardOpenOption.WRITE, StandardOpenOption.CREATE_NEW)
stream.asOutput().use(block)
}
/**
* Create a new file or append to exiting one with given output [block]
*/
fun Path.append(block: Output.() -> Unit): Unit {
val stream = Files.newOutputStream(
this,
StandardOpenOption.WRITE, StandardOpenOption.APPEND, StandardOpenOption.CREATE
)
stream.asOutput().use(block)
}
/**
* Create a new file or replace existing one using given output [block]
*/
fun Path.rewrite(block: Output.() -> Unit): Unit {
val stream = Files.newOutputStream(
this,
StandardOpenOption.WRITE, StandardOpenOption.TRUNCATE_EXISTING, StandardOpenOption.CREATE
)
stream.asOutput().use(block)
}
fun Path.readEnvelope(format: EnvelopeFormat): Envelope {
val partialEnvelope: PartialEnvelope = asBinary().read {
format.run { readPartial() }
}
val offset: Int = partialEnvelope.dataOffset.toInt()
val size: Int = partialEnvelope.dataSize?.toInt() ?: (Files.size(this).toInt() - offset)
val binary = FileBinary(this, offset, size)
return SimpleEnvelope(partialEnvelope.meta, binary)
}
/**
* Resolve IOFormat based on type
*/
@ -131,7 +174,7 @@ fun IOPlugin.readEnvelopeFile(
}
return formatPeeker(path)?.let { format ->
FileEnvelope(path, format)
path.readEnvelope(format)
} ?: if (readNonEnvelopes) { // if no format accepts file, read it as binary
SimpleEnvelope(Meta.EMPTY, path.asBinary())
} else null
@ -156,7 +199,7 @@ fun IOPlugin.writeEnvelopeFile(
envelopeFormat: EnvelopeFormat = TaggedEnvelopeFormat,
metaFormat: MetaFormatFactory? = null
) {
path.write {
path.rewrite {
with(envelopeFormat) {
writeEnvelope(envelope, metaFormat ?: envelopeFormat.defaultMetaFormat)
}
@ -184,8 +227,8 @@ fun IOPlugin.writeEnvelopeDirectory(
val dataFile = path.resolve(IOPlugin.DATA_FILE_NAME)
dataFile.write {
envelope.data?.read {
val copied = writeInput(this)
if (envelope.data?.size != Binary.INFINITE && copied != envelope.data?.size) {
val copied = copyTo(this@write)
if (copied != envelope.data?.size) {
error("The number of copied bytes does not equal data size")
}
}

53
dataforge-io/src/jvmMain/kotlin/hep/dataforge/io/tcp/streams.kt
View File

@ -1,62 +1,45 @@
package hep.dataforge.io.tcp
import kotlinx.io.Input
import kotlinx.io.Output
import kotlinx.io.asBinary
import kotlinx.io.*
import kotlinx.io.buffer.Buffer
import kotlinx.io.buffer.get
import kotlinx.io.buffer.set
import java.io.InputStream
import java.io.OutputStream
private class InputStreamInput(val source: InputStream, val waitForInput: Boolean = false) : Input() {
private class BlockingStreamInput(val source: InputStream) : Input() {
override fun closeSource() {
source.close()
}
override fun fill(buffer: Buffer): Int {
if (waitForInput) {
override fun fill(buffer: Buffer, startIndex: Int, endIndex: Int): Int {
while (source.available() == 0) {
//block until input is available
}
// Zero-copy attempt
if (buffer.buffer.hasArray()) {
val result = source.read(buffer.buffer.array(), startIndex, endIndex - startIndex)
return result.coerceAtLeast(0) // -1 when IS is closed
}
var bufferPos = 0
do {
for (i in startIndex until endIndex) {
val byte = source.read()
buffer[bufferPos] = byte.toByte()
bufferPos++
} while (byte > 0 && bufferPos < buffer.size && source.available() > 0)
return bufferPos
if (byte == -1) return (i - startIndex)
buffer[i] = byte.toByte()
}
return endIndex - startIndex
}
}
private class OutputStreamOutput(val out: OutputStream) : Output() {
override fun flush(source: Buffer, length: Int) {
for (i in 0..length) {
out.write(source[i].toInt())
}
out.flush()
}
override fun closeSource() {
out.flush()
out.close()
}
}
fun <R> InputStream.read(size: Int, block: Input.() -> R): R {
val buffer = ByteArray(size)
read(buffer)
return buffer.asBinary().read(block)
return buffer.asBinary().read(block = block)
}
fun <R> InputStream.read(block: Input.() -> R): R =
InputStreamInput(this, false).block()
fun <R> InputStream.read(block: Input.() -> R): R = asInput().block()
fun <R> InputStream.readBlocking(block: Input.() -> R): R =
InputStreamInput(this, true).block()
fun <R> InputStream.readBlocking(block: Input.() -> R): R = BlockingStreamInput(this).block()
fun OutputStream.write(block: Output.() -> Unit) {
OutputStreamOutput(this).block()
inline fun OutputStream.write(block: Output.() -> Unit) {
asOutput().block()
}

4
dataforge-io/src/jvmTest/kotlin/hep/dataforge/io/tcp/EnvelopeServerTest.kt
View File

@ -4,7 +4,7 @@ import hep.dataforge.context.Global
import hep.dataforge.io.Envelope
import hep.dataforge.io.Responder
import hep.dataforge.io.TaggedEnvelopeFormat
import hep.dataforge.io.writeByteArray
import hep.dataforge.io.toByteArray
import kotlinx.coroutines.GlobalScope
import kotlinx.coroutines.runBlocking
import kotlinx.io.writeDouble
@ -17,7 +17,7 @@ import kotlin.time.ExperimentalTime
@ExperimentalStdlibApi
object EchoResponder : Responder {
override suspend fun respond(request: Envelope): Envelope {
val string = TaggedEnvelopeFormat().run { writeByteArray(request).decodeToString() }
val string = TaggedEnvelopeFormat().run { toByteArray(request).decodeToString() }
println("ECHO:")
println(string)
return request

12
dataforge-meta/src/commonMain/kotlin/hep/dataforge/meta/Scheme.kt
View File

@ -23,9 +23,6 @@ open class Scheme() : Configurable, Described, MetaRepr {
var defaultProvider: (Name) -> MetaItem<*>? = { null }
internal set
final override var descriptor: NodeDescriptor? = null
internal set
override fun getDefaultItem(name: Name): MetaItem<*>? {
return defaultProvider(name) ?: descriptor?.get(name)?.defaultItem()
}
@ -78,15 +75,10 @@ open class SchemeSpec<T : Scheme>(val builder: () -> T) :
*/
open class MetaScheme(
val meta: Meta,
descriptor: NodeDescriptor? = null,
override val descriptor: NodeDescriptor? = null,
config: Config = Config()
) : Scheme(config, meta::get) {
init {
this.descriptor = descriptor
}
override val defaultLayer: Meta
get() = Laminate(meta, descriptor?.defaultItem().node)
override val defaultLayer: Meta get() = Laminate(meta, descriptor?.defaultItem().node)
}
fun Meta.asScheme() =

5
dataforge-tables/src/commonMain/kotlin/hep/dataforge/tables/io/TextRows.kt
View File

@ -9,7 +9,6 @@ import kotlinx.coroutines.flow.toList
import kotlinx.io.Binary
import kotlinx.io.ExperimentalIoApi
import kotlinx.io.Output
import kotlinx.io.RandomAccessBinary
import kotlinx.io.text.forEachUtf8Line
import kotlinx.io.text.readUtf8Line
import kotlinx.io.text.readUtf8StringUntilDelimiter
@ -76,7 +75,7 @@ suspend fun TextRows.buildRowIndex(): List<Int> = indexFlow().toList()
@ExperimentalIoApi
class TextTable(
override val header: ValueTableHeader,
val binary: RandomAccessBinary,
val binary: Binary,
val index: List<Int>
) : Table<Value> {
@ -99,7 +98,7 @@ class TextTable(
}
companion object {
suspend operator fun invoke(header: ValueTableHeader, binary: RandomAccessBinary): TextTable {
suspend operator fun invoke(header: ValueTableHeader, binary: Binary): TextTable {
val index = TextRows(header, binary).buildRowIndex()
return TextTable(header, binary, index)
}

3
dataforge-tables/src/commonMain/kotlin/hep/dataforge/tables/io/textTableEnvelope.kt
View File

@ -1,12 +1,13 @@
package hep.dataforge.tables.io
import hep.dataforge.io.Binary
import hep.dataforge.io.EmptyBinary
import hep.dataforge.io.Envelope
import hep.dataforge.meta.*
import hep.dataforge.tables.SimpleColumnHeader
import hep.dataforge.tables.Table
import hep.dataforge.values.Value
import kotlinx.io.ByteArrayOutput
import kotlinx.io.EmptyBinary
import kotlinx.io.ExperimentalIoApi
import kotlinx.io.asBinary

10
dataforge-workspace/src/commonMain/kotlin/hep/dataforge/workspace/envelopeData.kt
View File

@ -2,11 +2,7 @@ package hep.dataforge.workspace
import hep.dataforge.data.Data
import hep.dataforge.data.await
import hep.dataforge.io.Envelope
import hep.dataforge.io.IOFormat
import hep.dataforge.io.SimpleEnvelope
import hep.dataforge.io.readWith
import kotlinx.io.ArrayBinary
import hep.dataforge.io.*
import kotlin.reflect.KClass
/**
@ -18,8 +14,6 @@ fun <T : Any> Envelope.toData(type: KClass<out T>, format: IOFormat<T>): Data<T>
suspend fun <T : Any> Data<T>.toEnvelope(format: IOFormat<T>): Envelope {
val obj = await()
val binary = ArrayBinary.write {
format.run { writeObject(obj) }
}
val binary = format.toBinary(obj)
return SimpleEnvelope(meta, binary)
}