Some refactoring

build.gradle.kts

@@ -2,7 +2,7 @@ plugins {
     id("ru.mipt.npm.gradle.project")
 }
 
-val dataforgeVersion: String by extra("0.5.1")
+val dataforgeVersion: String by extra("0.5.2")
 val ktorVersion: String by extra(ru.mipt.npm.gradle.KScienceVersions.ktorVersion)
 val rsocketVersion by extra("0.13.1")
 

controls-xodus/src/main/kotlin/ru/mipt/npm/controls/xodus/connections.kt

@@ -1,6 +1,6 @@
 package ru.mipt.npm.controls.xodus
 
-import io.ktor.application.*
+import io.ktor.application.Application
 import jetbrains.exodus.entitystore.PersistentEntityStore
 import jetbrains.exodus.entitystore.PersistentEntityStores
 import kotlinx.coroutines.InternalCoroutinesApi
@@ -8,7 +8,6 @@ import kotlinx.coroutines.Job
 import kotlinx.coroutines.flow.*
 import kotlinx.coroutines.job
 import ru.mipt.npm.controls.api.DeviceMessage
-import ru.mipt.npm.controls.api.PropertyChangedMessage
 import ru.mipt.npm.controls.controllers.DeviceManager
 import ru.mipt.npm.controls.controllers.hubMessageFlow
 import ru.mipt.npm.magix.server.GenericMagixMessage
@@ -20,26 +19,29 @@ import space.kscience.dataforge.context.logger
 import space.kscience.dataforge.meta.Meta
 import space.kscience.dataforge.meta.get
 import space.kscience.dataforge.meta.string
-import java.nio.file.Paths
+import space.kscience.dataforge.names.Name
 
-internal object DefaultXodusConfig {
-    val entityStorePath = Paths.get(".messages")
+private const val DEFAULT_XODUS_STORE_PATH = ".storage"
+private val XODUS_STORE_PROPERTY = Name.of("xodus", "entityStorePath")
+
+private fun Context.getPersistentEntityStore(meta: Meta = Meta.EMPTY): PersistentEntityStore {
+    val storePath = meta[XODUS_STORE_PROPERTY]?.string
+        ?: properties[XODUS_STORE_PROPERTY]?.string
+        ?: DEFAULT_XODUS_STORE_PATH
+
+    return PersistentEntityStores.newInstance(storePath)
 }
 
-public object EntityStoreFactory : Factory<PersistentEntityStore> {
-    override fun invoke(meta: Meta, context: Context): PersistentEntityStore {
-        return PersistentEntityStores.newInstance(
-            meta["xodusConfig"]?.get("entityStorePath")?.string ?: DefaultXodusConfig.entityStorePath.toString()
-        )
-    }
+internal val defaultPersistentStoreFactory = object : Factory<PersistentEntityStore> {
+    override fun invoke(meta: Meta, context: Context): PersistentEntityStore = context.getPersistentEntityStore(meta)
 }
 
 @OptIn(InternalCoroutinesApi::class)
-public fun DeviceManager.connectXodus(
-    factory: Factory<PersistentEntityStore>,
-    filterCondition: suspend (DeviceMessage) -> Boolean  = { true }
+public fun DeviceManager.storeMessagesInXodus(
+    factory: Factory<PersistentEntityStore> = defaultPersistentStoreFactory,
+    filterCondition: suspend (DeviceMessage) -> Boolean = { true },
 ): Job {
-    val entityStore = factory.invoke(meta, context)
+    val entityStore = factory(Meta.EMPTY, context)
     logger.debug { "Device entity store opened" }
 
     return hubMessageFlow(context).filter(filterCondition).onEach { message ->
@@ -72,10 +74,10 @@ public fun DeviceManager.connectXodus(
 //    }
 //}
 
-public fun SharedFlow<GenericMagixMessage>.storeInXodus(
+internal fun Flow<GenericMagixMessage>.storeInXodus(
     entityStore: PersistentEntityStore,
-    flowFilter: suspend (GenericMagixMessage) -> Boolean = { true },
-){
+    flowFilter: (GenericMagixMessage) -> Boolean = { true },
+) {
     filter(flowFilter).onEach { message ->
         entityStore.encodeToEntity(message, "MagixMessage")
     }
@@ -83,13 +85,14 @@ public fun SharedFlow<GenericMagixMessage>.storeInXodus(
 
 @OptIn(InternalCoroutinesApi::class)
 public fun Application.storeInXodus(
-    factory: Factory<PersistentEntityStore>,
     flow: MutableSharedFlow<GenericMagixMessage>,
-    meta: Meta = Meta.EMPTY
+    meta: Meta = Meta.EMPTY,
+    factory: Factory<PersistentEntityStore> = defaultPersistentStoreFactory,
+    flowFilter: (GenericMagixMessage) -> Boolean = { true },
 ) {
-    val entityStore = factory.invoke(meta)
+    val entityStore = factory(meta)
 
-    flow.storeInXodus(entityStore)
+    flow.storeInXodus(entityStore, flowFilter)
     coroutineContext.job.invokeOnCompletion(onCancelling = true) {
         entityStore.close()
     }

demo/car/src/main/kotlin/ru/mipt/npm/controls/demo/car/VirtualCarController.kt

@@ -15,9 +15,8 @@ import ru.mipt.npm.controls.controllers.install
 import ru.mipt.npm.controls.demo.car.IVirtualCar.Companion.acceleration
 import ru.mipt.npm.controls.mongo.MongoClientFactory
 import ru.mipt.npm.controls.mongo.connectMongo
-import ru.mipt.npm.controls.xodus.EntityStoreFactory
-import ru.mipt.npm.controls.xodus.connectXodus
 import ru.mipt.npm.controls.xodus.storeInXodus
+import ru.mipt.npm.controls.xodus.storeMessagesInXodus
 import ru.mipt.npm.magix.api.MagixEndpoint
 import ru.mipt.npm.magix.rsocket.rSocketWithTcp
 import ru.mipt.npm.magix.server.startMagixServer
@@ -55,7 +54,7 @@ class VirtualCarController : Controller(), ContextAware {
 
             //starting magix event loop and connect it to entity store
             magixServer = startMagixServer(enableRawRSocket = true, enableZmq = true) { flow ->
-                storeInXodus(EntityStoreFactory, flow, Meta {
+                storeInXodus( flow, Meta {
                     "xodusConfig" put {
                         "entityStorePath" put VirtualCarControllerConfig.magixEntityStorePath.toString()
                     }
@@ -63,7 +62,7 @@ class VirtualCarController : Controller(), ContextAware {
             }
             magixVirtualCar = deviceManager.install("magix-virtual-car", MagixVirtualCar)
             //connect to device entity store
-            xodusStorageJob = deviceManager.connectXodus(EntityStoreFactory)
+            xodusStorageJob = deviceManager.storeMessagesInXodus()
             //Create mongo client and connect to MongoDB
             mongoStorageJob = deviceManager.connectMongo(MongoClientFactory)
             //Launch device client and connect it to the server

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.3-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

settings.gradle.kts

@@ -5,7 +5,7 @@ enableFeaturePreview("VERSION_CATALOGS")
 
 pluginManagement {
 
-    val toolsVersion = "0.10.5"
+    val toolsVersion = "0.10.7"
 
     repositories {
         maven("https://repo.kotlin.link")
@@ -29,7 +29,7 @@ dependencyResolutionManagement {
 
     versionCatalogs {
         create("npm") {
-            from("ru.mipt.npm:version-catalog:0.10.5")
+            from("ru.mipt.npm:version-catalog:0.10.7")
         }
     }
 }

xodus-serialization/build.gradle.kts

@@ -5,6 +5,8 @@ plugins {
 
 val xodusVersion = "1.3.232"
 
+//TODO to be moved to DataForge
+
 kscience {
     useSerialization {
         json()