kscience/dataforge-core
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Fixed all IO issues (for now)

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This commit is contained in:
Alexander Nozik 2019-10-27 16:50:05 +03:00
parent 87ae41886b
commit d3dd15884c
17 changed files with 349 additions and 102 deletions
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3
build.gradle.kts
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@ -1,9 +1,10 @@
plugins {
id("scientifik.mpp") version "0.2.1" apply false
id("scientifik.jvm") version "0.2.1" apply false
id("scientifik.publish") version "0.2.1" apply false
}
val dataforgeVersion by extra("0.1.4-dev-6")
val dataforgeVersion by extra("0.1.4-dev-8")
val bintrayRepo by extra("dataforge")
val githubProject by extra("dataforge-core")

9
dataforge-io/dataforge-io-yaml/build.gradle.kts Normal file
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@ -0,0 +1,9 @@
plugins {
id("scientifik.jvm")
}
description = "YAML meta IO"
dependencies{
api(project(":dataforge-io"))
}

101
dataforge-io/src/commonMain/kotlin/hep/dataforge/io/IOFormat.kt
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@ -11,26 +11,54 @@ import hep.dataforge.names.asName
import hep.dataforge.provider.Type
import hep.dataforge.values.Value
import kotlinx.io.core.*
import kotlinx.io.pool.ObjectPool
import kotlinx.serialization.ImplicitReflectionSerializer
import kotlinx.serialization.KSerializer
import kotlinx.serialization.cbor.Cbor
import kotlinx.serialization.serializer
import kotlin.math.min
import kotlin.reflect.KClass
/**
* And interface for serialization facilities
* And interface for reading and writing objects into with IO streams
*/
interface IOFormat<T : Any> {
fun Output.writeThis(obj: T)
fun Input.readThis(): T
}
fun <T : Any> IOFormat<T>.writePacket(obj: T): ByteReadPacket = buildPacket { writeThis(obj) }
fun <T : Any> IOFormat<T>.writeBytes(obj: T): ByteArray = buildPacket { writeThis(obj) }.readBytes()
fun <T : Any> IOFormat<T>.readBytes(array: ByteArray): T = ByteReadPacket(array).readThis()
fun <T : Any> Input.readWith(format: IOFormat<T>): T = format.run { readThis() }
fun <T : Any> Output.writeWith(format: IOFormat<T>, obj: T) = format.run { writeThis(obj) }
class ListIOFormat<T : Any>(val format: IOFormat<T>) : IOFormat<List<T>> {
override fun Output.writeThis(obj: List<T>) {
writeInt(obj.size)
format.run {
obj.forEach {
writeThis(it)
}
}
}
override fun Input.readThis(): List<T> {
val size = readInt()
return format.run {
List(size) { readThis() }
}
}
}
val <T : Any> IOFormat<T>.list get() = ListIOFormat(this)
fun ObjectPool<IoBuffer>.fill(block: IoBuffer.() -> Unit): IoBuffer {
val buffer = borrow()
return try {
buffer.apply(block)
} catch (ex: Exception) {
//recycle(buffer)
throw ex
}
}
@Type(IO_FORMAT_TYPE)
interface IOFormatFactory<T : Any> : Factory<IOFormat<T>>, Named {
@ -44,6 +72,65 @@ interface IOFormatFactory<T : Any> : Factory<IOFormat<T>>, Named {
}
}
@Deprecated("To be removed in io-2")
inline fun buildPacketWithoutPool(headerSizeHint: Int = 0, block: BytePacketBuilder.() -> Unit): ByteReadPacket {
val builder = BytePacketBuilder(headerSizeHint, IoBuffer.NoPool)
block(builder)
return builder.build()
}
//@Suppress("EXPERIMENTAL_API_USAGE", "EXPERIMENTAL_OVERRIDE")
//internal fun <R> Input.useAtMost(most: Int, reader: Input.() -> R): R {
// val limitedInput: Input = object : AbstractInput(
// IoBuffer.Pool.borrow(),
// remaining = most.toLong(),
// pool = IoBuffer.Pool
// ) {
// var read = 0
// override fun closeSource() {
// this@useAtMost.close()
// }
//
// override fun fill(): IoBuffer? {
// if (read >= most) return null
// return IoBuffer.Pool.fill {
// reserveEndGap(IoBuffer.ReservedSize)
// read += this@useAtMost.peekTo(this, max = most - read)
// }
// }
//
// }
// return limitedInput.reader()
//}
fun <T : Any> IOFormat<T>.writePacket(obj: T): ByteReadPacket = buildPacket { writeThis(obj) }
fun <T : Any> IOFormat<T>.writeBytes(obj: T): ByteArray = buildPacket { writeThis(obj) }.readBytes()
fun <T : Any> IOFormat<T>.readBytes(array: ByteArray): T {
//= ByteReadPacket(array).readThis()
val byteArrayInput: Input = object : AbstractInput(
IoBuffer.Pool.borrow(),
remaining = array.size.toLong(),
pool = IoBuffer.Pool
) {
var written = 0
override fun closeSource() {
// do nothing
}
override fun fill(): IoBuffer? {
if (array.size - written <= 0) return null
return IoBuffer.Pool.fill {
reserveEndGap(IoBuffer.ReservedSize)
val toWrite = min(capacity, array.size - written)
writeFully(array, written, toWrite)
written += toWrite
}
}
}
return byteArrayInput.readThis()
}
object DoubleIOFormat : IOFormat<Double>, IOFormatFactory<Double> {
override fun invoke(meta: Meta, context: Context): IOFormat<Double> = this

20
dataforge-io/src/commonMain/kotlin/hep/dataforge/io/JsonMetaFormat.kt
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@ -24,7 +24,7 @@ import kotlin.collections.component2
import kotlin.collections.set
class JsonMetaFormat(private val json: Json = Json.plain) : MetaFormat {
class JsonMetaFormat(private val json: Json = Json.indented) : MetaFormat {
override fun Output.writeMeta(meta: Meta, descriptor: NodeDescriptor?) {
val jsonObject = meta.toJson(descriptor)
@ -34,12 +34,7 @@ class JsonMetaFormat(private val json: Json = Json.plain) : MetaFormat {
override fun Input.readMeta(descriptor: NodeDescriptor?): Meta {
val str = readText()
val jsonElement = json.parseJson(str)
if (jsonElement is JsonObject) {
return jsonElement.toMeta()
} else {
TODO("Non-object root not supported")
}
return jsonElement.toMeta()
}
companion object : MetaFormatFactory {
@ -92,7 +87,12 @@ fun Meta.toJson(descriptor: NodeDescriptor? = null): JsonObject {
return JsonObject(map)
}
fun JsonObject.toMeta(descriptor: NodeDescriptor? = null): JsonMeta = JsonMeta(this, descriptor)
fun JsonElement.toMeta(descriptor: NodeDescriptor? = null): Meta {
return when (val item = toMetaItem(descriptor)) {
is MetaItem.NodeItem<*> -> item.node
is MetaItem.ValueItem ->item.value.toMeta()
}
}
fun JsonPrimitive.toValue(descriptor: ValueDescriptor?): Value {
return when (this) {
@ -107,7 +107,7 @@ fun JsonElement.toMetaItem(descriptor: ItemDescriptor? = null): MetaItem<JsonMet
MetaItem.ValueItem(value)
}
is JsonObject -> {
val meta = toMeta(descriptor as? NodeDescriptor)
val meta = JsonMeta(this, descriptor as? NodeDescriptor)
MetaItem.NodeItem(meta)
}
is JsonArray -> {
@ -143,7 +143,7 @@ class JsonMeta(val json: JsonObject, val descriptor: NodeDescriptor? = null) : M
this[name] = MetaItem.ValueItem(value.toValue(itemDescriptor as? ValueDescriptor)) as MetaItem<JsonMeta>
}
is JsonObject -> {
this[name] = MetaItem.NodeItem(value.toMeta(itemDescriptor as? NodeDescriptor))
this[name] = MetaItem.NodeItem(JsonMeta(value, itemDescriptor as? NodeDescriptor))
}
is JsonArray -> {
when {

2
dataforge-io/src/commonMain/kotlin/hep/dataforge/io/MetaFormat.kt
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@ -20,7 +20,7 @@ interface MetaFormat : IOFormat<Meta> {
writeMeta(obj, null)
}
override fun Input.readThis(): Meta = readMeta(null)
override fun Input.readThis(): Meta = readMeta()
fun Output.writeMeta(meta: Meta, descriptor: NodeDescriptor? = null)
fun Input.readMeta(descriptor: NodeDescriptor? = null): Meta

67
dataforge-io/src/commonMain/kotlin/hep/dataforge/io/MetaSerializer.kt
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@ -1,67 +0,0 @@
package hep.dataforge.io
import hep.dataforge.meta.Config
import hep.dataforge.meta.Meta
import hep.dataforge.meta.toConfig
import hep.dataforge.names.Name
import hep.dataforge.names.NameToken
import hep.dataforge.names.toName
import kotlinx.serialization.*
import kotlinx.serialization.internal.StringDescriptor
import kotlinx.serialization.json.JsonObjectSerializer
@Serializer(Name::class)
object NameSerializer : KSerializer<Name> {
override val descriptor: SerialDescriptor = StringDescriptor.withName("Name")
override fun deserialize(decoder: Decoder): Name {
return decoder.decodeString().toName()
}
override fun serialize(encoder: Encoder, obj: Name) {
encoder.encodeString(obj.toString())
}
}
@Serializer(NameToken::class)
object NameTokenSerializer : KSerializer<NameToken> {
override val descriptor: SerialDescriptor = StringDescriptor.withName("NameToken")
override fun deserialize(decoder: Decoder): NameToken {
return decoder.decodeString().toName().first()!!
}
override fun serialize(encoder: Encoder, obj: NameToken) {
encoder.encodeString(obj.toString())
}
}
/**
* Serialized for meta
*/
@Serializer(Meta::class)
object MetaSerializer : KSerializer<Meta> {
override val descriptor: SerialDescriptor = JsonObjectSerializer.descriptor
override fun deserialize(decoder: Decoder): Meta {
//currently just delegates serialization to json serializer
return JsonObjectSerializer.deserialize(decoder).toMeta()
}
override fun serialize(encoder: Encoder, obj: Meta) {
JsonObjectSerializer.serialize(encoder, obj.toJson())
}
}
@Serializer(Config::class)
object ConfigSerializer : KSerializer<Config> {
override val descriptor: SerialDescriptor = JsonObjectSerializer.descriptor
override fun deserialize(decoder: Decoder): Config {
return JsonObjectSerializer.deserialize(decoder).toMeta().toConfig()
}
override fun serialize(encoder: Encoder, obj: Config) {
JsonObjectSerializer.serialize(encoder, obj.toJson())
}
}

19
dataforge-io/src/commonMain/kotlin/hep/dataforge/io/TaglessEnvelopeFormat.kt
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@ -70,10 +70,10 @@ class TaglessEnvelopeFormat(
if (line.startsWith(metaStart)) {
val metaFormat = properties[META_TYPE_PROPERTY]?.let { io.metaFormat(it) } ?: JsonMetaFormat.default
meta = if (properties.containsKey(META_LENGTH_PROPERTY)) {
val bytes = ByteArray(properties[META_LENGTH_PROPERTY]!!.toInt())
readFully(bytes)
metaFormat.readBytes(bytes)
val metaSize = properties.get(META_LENGTH_PROPERTY)?.toInt()
meta = if (metaSize != null) {
val metaPacket = ByteReadPacket(readBytes(metaSize))
metaFormat.run { metaPacket.readThis() }
} else {
metaFormat.run {
readThis()
@ -123,11 +123,12 @@ class TaglessEnvelopeFormat(
if (line.startsWith(metaStart)) {
val metaFormat = properties[META_TYPE_PROPERTY]?.let { io.metaFormat(it) } ?: JsonMetaFormat.default
meta = if (properties.containsKey(META_LENGTH_PROPERTY)) {
val bytes = ByteArray(properties[META_LENGTH_PROPERTY]!!.toInt())
readFully(bytes)
offset += bytes.size.toUInt()
metaFormat.readBytes(bytes)
val metaSize = properties.get(META_LENGTH_PROPERTY)?.toInt()
meta = if (metaSize != null) {
val metaPacket = ByteReadPacket(readBytes(metaSize))
offset += metaSize.toUInt()
metaFormat.run { metaPacket.readThis() }
} else {
error("Can't partially read an envelope with undefined meta size")
}

135
dataforge-io/src/commonMain/kotlin/hep/dataforge/io/serialization/MetaSerializer.kt Normal file
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@ -0,0 +1,135 @@
package hep.dataforge.io
import hep.dataforge.io.serialization.descriptor
import hep.dataforge.meta.*
import hep.dataforge.names.NameToken
import hep.dataforge.values.*
import kotlinx.serialization.*
import kotlinx.serialization.internal.*
import kotlinx.serialization.json.JsonInput
import kotlinx.serialization.json.JsonObjectSerializer
import kotlinx.serialization.json.JsonOutput
@Serializer(Value::class)
object ValueSerializer : KSerializer<Value> {
private val valueTypeSerializer = EnumSerializer(ValueType::class)
private val listSerializer by lazy { ArrayListSerializer(ValueSerializer)}
override val descriptor: SerialDescriptor = descriptor("Value") {
element("isList")
element("valueType")
element("value")
}
private fun Decoder.decodeValue(): Value {
return when (decode(valueTypeSerializer)) {
ValueType.NULL -> Null
ValueType.NUMBER -> decodeDouble().asValue() //TODO differentiate?
ValueType.BOOLEAN -> decodeBoolean().asValue()
ValueType.STRING -> decodeString().asValue()
else -> decodeString().parseValue()
}
}
override fun deserialize(decoder: Decoder): Value {
val isList = decoder.decodeBoolean()
return if (isList) {
listSerializer.deserialize(decoder).asValue()
} else {
decoder.decodeValue()
}
}
private fun Encoder.encodeValue(value: Value) {
encode(valueTypeSerializer, value.type)
when (value.type) {
ValueType.NULL -> {
// do nothing
}
ValueType.NUMBER -> encodeDouble(value.double)
ValueType.BOOLEAN -> encodeBoolean(value.boolean)
ValueType.STRING -> encodeString(value.string)
else -> encodeString(value.string)
}
}
override fun serialize(encoder: Encoder, obj: Value) {
encoder.encodeBoolean(obj.isList())
if (obj.isList()) {
listSerializer.serialize(encoder, obj.list)
} else {
encoder.encodeValue(obj)
}
}
}
@Serializer(MetaItem::class)
object MetaItemSerializer : KSerializer<MetaItem<*>> {
override val descriptor: SerialDescriptor = descriptor("MetaItem") {
element("isNode")
element("value")
}
override fun deserialize(decoder: Decoder): MetaItem<*> {
val isNode = decoder.decodeBoolean()
return if (isNode) {
MetaItem.NodeItem(decoder.decode(MetaSerializer))
} else {
MetaItem.ValueItem(decoder.decode(ValueSerializer))
}
}
override fun serialize(encoder: Encoder, obj: MetaItem<*>) {
encoder.encodeBoolean(obj is MetaItem.NodeItem)
when (obj) {
is MetaItem.NodeItem -> MetaSerializer.serialize(encoder, obj.node)
is MetaItem.ValueItem -> ValueSerializer.serialize(encoder, obj.value)
}
}
}
private class DeserializedMeta(override val items: Map<NameToken, MetaItem<*>>) : MetaBase()
/**
* Serialized for meta
*/
@Serializer(Meta::class)
object MetaSerializer : KSerializer<Meta> {
private val mapSerializer =
HashMapSerializer(StringSerializer, MetaItemSerializer)
override val descriptor: SerialDescriptor =
NamedMapClassDescriptor("Meta", StringSerializer.descriptor, MetaItemSerializer.descriptor)
override fun deserialize(decoder: Decoder): Meta {
return if (decoder is JsonInput) {
JsonObjectSerializer.deserialize(decoder).toMeta()
} else {
DeserializedMeta(mapSerializer.deserialize(decoder).mapKeys { NameToken(it.key) })
}
}
override fun serialize(encoder: Encoder, obj: Meta) {
if (encoder is JsonOutput) {
JsonObjectSerializer.serialize(encoder, obj.toJson())
} else {
mapSerializer.serialize(encoder, obj.items.mapKeys { it.key.toString() })
}
}
}
@Serializer(Config::class)
object ConfigSerializer : KSerializer<Config> {
override val descriptor: SerialDescriptor = MetaSerializer.descriptor
override fun deserialize(decoder: Decoder): Config {
return MetaSerializer.deserialize(decoder).toConfig()
}
override fun serialize(encoder: Encoder, obj: Config) {
MetaSerializer.serialize(encoder, obj)
}
}

33
dataforge-io/src/commonMain/kotlin/hep/dataforge/io/serialization/nameSerializers.kt Normal file
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@ -0,0 +1,33 @@
package hep.dataforge.io.serialization
import hep.dataforge.names.Name
import hep.dataforge.names.NameToken
import hep.dataforge.names.toName
import kotlinx.serialization.*
import kotlinx.serialization.internal.StringDescriptor
@Serializer(Name::class)
object NameSerializer : KSerializer<Name> {
override val descriptor: SerialDescriptor = StringDescriptor.withName("Name")
override fun deserialize(decoder: Decoder): Name {
return decoder.decodeString().toName()
}
override fun serialize(encoder: Encoder, obj: Name) {
encoder.encodeString(obj.toString())
}
}
@Serializer(NameToken::class)
object NameTokenSerializer : KSerializer<NameToken> {
override val descriptor: SerialDescriptor = StringDescriptor.withName("NameToken")
override fun deserialize(decoder: Decoder): NameToken {
return decoder.decodeString().toName().first()!!
}
override fun serialize(encoder: Encoder, obj: NameToken) {
encoder.encodeString(obj.toString())
}
}

32
dataforge-io/src/commonMain/kotlin/hep/dataforge/io/serialization/serializationUtils.kt Normal file
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@ -0,0 +1,32 @@
package hep.dataforge.io.serialization
import kotlinx.serialization.CompositeDecoder
import kotlinx.serialization.Decoder
import kotlinx.serialization.KSerializer
import kotlinx.serialization.SerialDescriptor
import kotlinx.serialization.internal.SerialClassDescImpl
inline class SerialDescriptorBuilder(private val impl: SerialClassDescImpl) {
fun element(name: String, isOptional: Boolean = false) = impl.addElement(name, isOptional)
fun annotation(a: Annotation) = impl.pushAnnotation(a)
fun classAnnotation(a: Annotation) = impl.pushClassAnnotation(a)
fun descriptor(name: String, block: SerialDescriptorBuilder.() -> Unit) = impl.pushDescriptor(
SerialDescriptorBuilder(SerialClassDescImpl(name)).apply(block).build()
)
fun build(): SerialDescriptor = impl
}
inline fun KSerializer<*>.descriptor(name: String, block: SerialDescriptorBuilder.() -> Unit): SerialDescriptor =
SerialDescriptorBuilder(SerialClassDescImpl(name)).apply(block).build()
fun Decoder.decodeStructure(
desc: SerialDescriptor,
vararg typeParams: KSerializer<*> = emptyArray(),
block: CompositeDecoder.() -> Unit
) {
beginStructure(desc, *typeParams).apply(block).endStructure(desc)
}

2
dataforge-io/src/commonTest/kotlin/hep/dataforge/io/MetaFormatTest.kt
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@ -4,13 +4,11 @@ import hep.dataforge.meta.*
import kotlinx.serialization.json.JsonPrimitive
import kotlinx.serialization.json.json
import kotlinx.serialization.json.jsonArray
import kotlin.test.Ignore
import kotlin.test.Test
import kotlin.test.assertEquals
class MetaFormatTest {
@Test
@Ignore
fun testBinaryMetaFormat() {
val meta = buildMeta {
"a" to 22

21
dataforge-io/src/commonTest/kotlin/hep/dataforge/io/MetaSerializerTest.kt
View File

@ -1,7 +1,11 @@
package hep.dataforge.io
import hep.dataforge.io.serialization.NameSerializer
import hep.dataforge.meta.buildMeta
import hep.dataforge.names.toName
import kotlinx.io.charsets.Charsets
import kotlinx.io.core.String
import kotlinx.serialization.cbor.Cbor
import kotlinx.serialization.json.Json
import kotlin.test.Test
import kotlin.test.assertEquals
@ -23,6 +27,23 @@ class MetaSerializerTest {
assertEquals(restored, meta)
}
@Test
fun testCborSerialization() {
val meta = buildMeta {
"a" to 22
"node" to {
"b" to "DDD"
"c" to 11.1
"array" to doubleArrayOf(1.0, 2.0, 3.0)
}
}
val bytes = Cbor.dump(MetaSerializer, meta)
println(String(bytes, charset = Charsets.ISO_8859_1))
val restored = Cbor.load(MetaSerializer, bytes)
assertEquals(restored, meta)
}
@Test
fun testNameSerialization() {
val name = "a.b.c".toName()

1
dataforge-io/src/jvmMain/kotlin/hep/dataforge/io/tcp/InputStreamAsInput.kt
View File

@ -17,7 +17,6 @@ internal class InputStreamAsInput(
override fun fill(): IoBuffer? {
val packet = stream.readPacketAtMost(4096)
return pool.borrow().apply {
resetForWrite(4096)

2
dataforge-io/src/jvmTest/kotlin/hep/dataforge/io/FileEnvelopeTest.kt
View File

@ -2,7 +2,6 @@ package hep.dataforge.io
import hep.dataforge.context.Global
import java.nio.file.Files
import kotlin.test.Ignore
import kotlin.test.Test
import kotlin.test.assertTrue
@ -22,7 +21,6 @@ class FileEnvelopeTest {
}
@Test
@Ignore
fun testFileWriteRead() {
val tmpPath = Files.createTempFile("dataforge_test", ".df")
Global.io.writeEnvelopeFile(tmpPath,envelope)

1
dataforge-io/src/jvmTest/kotlin/hep/dataforge/io/tcp/EnvelopeServerTest.kt
View File

@ -45,7 +45,6 @@ class EnvelopeServerTest {
@Test
fun doEchoTest() {
val request = Envelope.invoke {
type = "test.echo"
meta {

0
dataforge-meta/src/commonMain/kotlin/hep/dataforge/values/valueEstensions.kt → dataforge-meta/src/commonMain/kotlin/hep/dataforge/values/valueExtensions.kt
View File

3
settings.gradle.kts
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@ -12,7 +12,7 @@ pluginManagement {
eachPlugin {
when (requested.id.id) {
"kotlinx-atomicfu" -> useModule("org.jetbrains.kotlinx:atomicfu-gradle-plugin:${requested.version}")
"scientifik.mpp", "scientifik.publish" -> useModule("scientifik:gradle-tools:${requested.version}")
"scientifik.mpp", "scientifik.jvm", "scientifik.publish" -> useModule("scientifik:gradle-tools:${requested.version}")
}
}
}
@ -24,6 +24,7 @@ enableFeaturePreview("GRADLE_METADATA")
include(
":dataforge-meta",
":dataforge-io",
":dataforge-io:dataforge-io-yaml",
":dataforge-context",
":dataforge-data",
":dataforge-output",