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-rw-r--r--kvision-modules/kvision-server-ktor/src/jvmMain/kotlin/pl/treksoft/kvision/remote/KVModules.kt136
-rw-r--r--kvision-modules/kvision-server-ktor/src/jvmMain/kotlin/pl/treksoft/kvision/remote/KVServiceManager.kt557
2 files changed, 693 insertions, 0 deletions
diff --git a/kvision-modules/kvision-server-ktor/src/jvmMain/kotlin/pl/treksoft/kvision/remote/KVModules.kt b/kvision-modules/kvision-server-ktor/src/jvmMain/kotlin/pl/treksoft/kvision/remote/KVModules.kt
new file mode 100644
index 00000000..11959ea0
--- /dev/null
+++ b/kvision-modules/kvision-server-ktor/src/jvmMain/kotlin/pl/treksoft/kvision/remote/KVModules.kt
@@ -0,0 +1,136 @@
+/*
+ * Copyright (c) 2017-present Robert Jaros
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+package pl.treksoft.kvision.remote
+
+import com.google.inject.AbstractModule
+import com.google.inject.Guice
+import com.google.inject.Injector
+import com.google.inject.Module
+import io.ktor.application.Application
+import io.ktor.application.ApplicationCall
+import io.ktor.application.ApplicationCallPipeline
+import io.ktor.application.call
+import io.ktor.application.install
+import io.ktor.features.ContentNegotiation
+import io.ktor.http.cio.websocket.Frame
+import io.ktor.http.content.defaultResource
+import io.ktor.http.content.resources
+import io.ktor.http.content.static
+import io.ktor.jackson.jackson
+import io.ktor.routing.routing
+import io.ktor.util.AttributeKey
+import io.ktor.websocket.WebSocketServerSession
+import io.ktor.websocket.WebSockets
+import kotlinx.coroutines.channels.ReceiveChannel
+import kotlinx.coroutines.channels.SendChannel
+import kotlin.coroutines.CoroutineContext
+
+/**
+ * Initialization function for Ktor server.
+ */
+fun Application.kvisionInit(vararg modules: Module) {
+ install(ContentNegotiation) {
+ jackson()
+ }
+ install(WebSockets)
+ routing {
+ static("/") {
+ resources("assets")
+ defaultResource("assets/index.html")
+ }
+ }
+
+ @Suppress("SpreadOperator")
+ val injector = Guice.createInjector(MainModule(this), *modules)
+
+ intercept(ApplicationCallPipeline.Features) {
+ call.attributes.put(injectorKey, injector.createChildInjector(CallModule(call)))
+ }
+}
+
+val injectorKey = AttributeKey<Injector>("injector")
+
+val ApplicationCall.injector: Injector get() = attributes[injectorKey]
+
+internal class CallModule(private val call: ApplicationCall) : AbstractModule() {
+ override fun configure() {
+ bind(ApplicationCall::class.java).toInstance(call)
+ }
+}
+
+internal class MainModule(private val application: Application) : AbstractModule() {
+ override fun configure() {
+ bind(Application::class.java).toInstance(application)
+ }
+}
+
+/**
+ * @suppress internal class
+ */
+class WsSessionModule(private val webSocketSession: WebSocketServerSession) :
+ AbstractModule() {
+ override fun configure() {
+ bind(WebSocketServerSession::class.java).toInstance(webSocketSession)
+ }
+}
+
+/**
+ * @suppress internal class
+ */
+class DummyWsSessionModule : AbstractModule() {
+ override fun configure() {
+ bind(WebSocketServerSession::class.java).toInstance(DummyWebSocketServerSession())
+ }
+}
+
+/**
+ * @suppress internal class
+ */
+@Suppress("UNUSED_PARAMETER")
+class DummyWebSocketServerSession : WebSocketServerSession {
+ override val call: ApplicationCall
+ get() = throw UnsupportedOperationException()
+ override val coroutineContext: CoroutineContext
+ get() = throw UnsupportedOperationException()
+ override val incoming: ReceiveChannel<Frame>
+ get() = throw UnsupportedOperationException()
+ override var masking: Boolean
+ get() = throw UnsupportedOperationException()
+ set(value) {
+ throw UnsupportedOperationException()
+ }
+ override var maxFrameSize: Long
+ get() = throw UnsupportedOperationException()
+ set(value) {
+ throw UnsupportedOperationException()
+ }
+ override val outgoing: SendChannel<Frame>
+ get() = throw UnsupportedOperationException()
+
+ override suspend fun flush() {
+ throw UnsupportedOperationException()
+ }
+
+ override fun terminate() {
+ throw UnsupportedOperationException()
+ }
+}
diff --git a/kvision-modules/kvision-server-ktor/src/jvmMain/kotlin/pl/treksoft/kvision/remote/KVServiceManager.kt b/kvision-modules/kvision-server-ktor/src/jvmMain/kotlin/pl/treksoft/kvision/remote/KVServiceManager.kt
new file mode 100644
index 00000000..d516f2b3
--- /dev/null
+++ b/kvision-modules/kvision-server-ktor/src/jvmMain/kotlin/pl/treksoft/kvision/remote/KVServiceManager.kt
@@ -0,0 +1,557 @@
+/*
+ * Copyright (c) 2017-present Robert Jaros
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+package pl.treksoft.kvision.remote
+
+import com.fasterxml.jackson.databind.module.SimpleModule
+import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper
+import com.fasterxml.jackson.module.kotlin.readValue
+import io.ktor.application.ApplicationCall
+import io.ktor.application.call
+import io.ktor.http.cio.websocket.CloseReason
+import io.ktor.http.cio.websocket.Frame
+import io.ktor.http.cio.websocket.close
+import io.ktor.http.cio.websocket.readText
+import io.ktor.request.receive
+import io.ktor.response.respond
+import io.ktor.routing.Route
+import io.ktor.routing.delete
+import io.ktor.routing.get
+import io.ktor.routing.options
+import io.ktor.routing.post
+import io.ktor.routing.put
+import io.ktor.util.KtorExperimentalAPI
+import io.ktor.util.pipeline.PipelineContext
+import io.ktor.websocket.WebSocketServerSession
+import io.ktor.websocket.webSocket
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+import kotlinx.coroutines.channels.Channel
+import kotlinx.coroutines.channels.ClosedSendChannelException
+import kotlinx.coroutines.channels.ReceiveChannel
+import kotlinx.coroutines.channels.SendChannel
+import kotlinx.coroutines.coroutineScope
+import kotlinx.coroutines.launch
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
+import pl.treksoft.kvision.types.*
+import java.math.BigDecimal
+import java.time.LocalDate
+import java.time.LocalDateTime
+import java.time.LocalTime
+import java.time.OffsetDateTime
+import java.time.OffsetTime
+import kotlin.reflect.KClass
+
+/**
+ * Multiplatform service manager for Ktor.
+ */
+@KtorExperimentalAPI
+@OptIn(ExperimentalCoroutinesApi::class)
+@Suppress("LargeClass", "TooManyFunctions")
+actual open class KVServiceManager<T : Any> actual constructor(val serviceClass: KClass<T>) {
+
+ companion object {
+ val LOG: Logger = LoggerFactory.getLogger(KVServiceManager::class.java.name)
+ }
+
+ val getRequests: MutableMap<String, suspend PipelineContext<Unit, ApplicationCall>.(Unit) -> Unit> = mutableMapOf()
+ val postRequests: MutableMap<String, suspend PipelineContext<Unit, ApplicationCall>.(Unit) -> Unit> = mutableMapOf()
+ val putRequests: MutableMap<String, suspend PipelineContext<Unit, ApplicationCall>.(Unit) -> Unit> = mutableMapOf()
+ val deleteRequests: MutableMap<String, suspend PipelineContext<Unit, ApplicationCall>.(Unit) -> Unit> =
+ mutableMapOf()
+ val optionsRequests: MutableMap<String, suspend PipelineContext<Unit, ApplicationCall>.(Unit) -> Unit> =
+ mutableMapOf()
+ val webSocketRequests: MutableMap<String, suspend WebSocketServerSession.() -> Unit> =
+ mutableMapOf()
+
+ val mapper = jacksonObjectMapper().apply {
+ val module = SimpleModule()
+ module.addSerializer(LocalDateTime::class.java, LocalDateTimeSerializer())
+ module.addSerializer(LocalDate::class.java, LocalDateSerializer())
+ module.addSerializer(LocalTime::class.java, LocalTimeSerializer())
+ module.addSerializer(OffsetDateTime::class.java, OffsetDateTimeSerializer())
+ module.addSerializer(OffsetTime::class.java, OffsetTimeSerializer())
+ module.addSerializer(BigDecimal::class.java, BigDecimalSerializer())
+ module.addDeserializer(LocalDateTime::class.java, LocalDateTimeDeserializer())
+ module.addDeserializer(LocalDate::class.java, LocalDateDeserializer())
+ module.addDeserializer(LocalTime::class.java, LocalTimeDeserializer())
+ module.addDeserializer(OffsetDateTime::class.java, OffsetDateTimeDeserializer())
+ module.addDeserializer(OffsetTime::class.java, OffsetTimeDeserializer())
+ module.addDeserializer(BigDecimal::class.java, BigDecimalDeserializer())
+ this.registerModule(module)
+ }
+ var counter: Int = 0
+
+ /**
+ * Binds a given route with a function of the receiver.
+ * @param function a function of the receiver
+ * @param method a HTTP method
+ * @param route a route
+ */
+ @Suppress("TooGenericExceptionCaught")
+ protected actual inline fun <reified RET> bind(
+ noinline function: suspend T.() -> RET,
+ method: HttpMethod, route: String?
+ ) {
+ val routeDef = route ?: "route${this::class.simpleName}${counter++}"
+ addRoute(method, "/kv/$routeDef") {
+ val service = call.injector.createChildInjector(DummyWsSessionModule()).getInstance(serviceClass.java)
+ val jsonRpcRequest = if (method == HttpMethod.GET) {
+ JsonRpcRequest(call.request.queryParameters["id"]?.toInt() ?: 0, "", listOf())
+ } else {
+ call.receive()
+ }
+ try {
+ val result = function.invoke(service)
+ call.respond(
+ JsonRpcResponse(
+ id = jsonRpcRequest.id,
+ result = mapper.writeValueAsString(result)
+ )
+ )
+ } catch (e: Exception) {
+ if (e !is ServiceException) LOG.error(e.message, e)
+ call.respond(
+ JsonRpcResponse(
+ id = jsonRpcRequest.id,
+ error = e.message ?: "Error",
+ exceptionType = e.javaClass.canonicalName
+ )
+ )
+ }
+ }
+ }
+
+ /**
+ * Binds a given route with a function of the receiver.
+ * @param function a function of the receiver
+ * @param method a HTTP method
+ * @param route a route
+ */
+ @Suppress("TooGenericExceptionCaught")
+ protected actual inline fun <reified PAR, reified RET> bind(
+ noinline function: suspend T.(PAR) -> RET,
+ method: HttpMethod, route: String?
+ ) {
+ if (method == HttpMethod.GET)
+ throw UnsupportedOperationException("GET method is only supported for methods without parameters")
+ val routeDef = route ?: "route${this::class.simpleName}${counter++}"
+ addRoute(method, "/kv/$routeDef") {
+ val service = call.injector.createChildInjector(DummyWsSessionModule()).getInstance(serviceClass.java)
+ val jsonRpcRequest = call.receive<JsonRpcRequest>()
+ if (jsonRpcRequest.params.size == 1) {
+ val param = getParameter<PAR>(jsonRpcRequest.params[0])
+ try {
+ val result = function.invoke(service, param)
+ call.respond(
+ JsonRpcResponse(
+ id = jsonRpcRequest.id,
+ result = mapper.writeValueAsString(result)
+ )
+ )
+ } catch (e: Exception) {
+ if (e !is ServiceException) LOG.error(e.message, e)
+ call.respond(
+ JsonRpcResponse(
+ id = jsonRpcRequest.id,
+ error = e.message ?: "Error",
+ exceptionType = e.javaClass.canonicalName
+ )
+ )
+ }
+ } else {
+ call.respond(
+ JsonRpcResponse(
+ id = jsonRpcRequest.id,
+ error = "Invalid parameters"
+ )
+ )
+ }
+ }
+ }
+
+ /**
+ * Binds a given route with a function of the receiver.
+ * @param function a function of the receiver
+ * @param method a HTTP method
+ * @param route a route
+ */
+ @Suppress("TooGenericExceptionCaught")
+ protected actual inline fun <reified PAR1, reified PAR2, reified RET> bind(
+ noinline function: suspend T.(PAR1, PAR2) -> RET,
+ method: HttpMethod, route: String?
+ ) {
+ if (method == HttpMethod.GET)
+ throw UnsupportedOperationException("GET method is only supported for methods without parameters")
+ val routeDef = route ?: "route${this::class.simpleName}${counter++}"
+ addRoute(method, "/kv/$routeDef") {
+ val service = call.injector.createChildInjector(DummyWsSessionModule()).getInstance(serviceClass.java)
+ val jsonRpcRequest = call.receive<JsonRpcRequest>()
+ if (jsonRpcRequest.params.size == 2) {
+ val param1 = getParameter<PAR1>(jsonRpcRequest.params[0])
+ val param2 = getParameter<PAR2>(jsonRpcRequest.params[1])
+ try {
+ val result = function.invoke(service, param1, param2)
+ call.respond(
+ JsonRpcResponse(
+ id = jsonRpcRequest.id,
+ result = mapper.writeValueAsString(result)
+ )
+ )
+ } catch (e: Exception) {
+ if (e !is ServiceException) LOG.error(e.message, e)
+ call.respond(
+ JsonRpcResponse(
+ id = jsonRpcRequest.id,
+ error = e.message ?: "Error",
+ exceptionType = e.javaClass.canonicalName
+ )
+ )
+ }
+ } else {
+ call.respond(
+ JsonRpcResponse(
+ id = jsonRpcRequest.id,
+ error = "Invalid parameters"
+ )
+ )
+ }
+ }
+ }
+
+ /**
+ * Binds a given route with a function of the receiver.
+ * @param function a function of the receiver
+ * @param method a HTTP method
+ * @param route a route
+ */
+ @Suppress("TooGenericExceptionCaught")
+ protected actual inline fun <reified PAR1, reified PAR2, reified PAR3, reified RET> bind(
+ noinline function: suspend T.(PAR1, PAR2, PAR3) -> RET,
+ method: HttpMethod, route: String?
+ ) {
+ if (method == HttpMethod.GET)
+ throw UnsupportedOperationException("GET method is only supported for methods without parameters")
+ val routeDef = route ?: "route${this::class.simpleName}${counter++}"
+ addRoute(method, "/kv/$routeDef") {
+ val service = call.injector.createChildInjector(DummyWsSessionModule()).getInstance(serviceClass.java)
+ val jsonRpcRequest = call.receive<JsonRpcRequest>()
+ @Suppress("MagicNumber")
+ if (jsonRpcRequest.params.size == 3) {
+ val param1 = getParameter<PAR1>(jsonRpcRequest.params[0])
+ val param2 = getParameter<PAR2>(jsonRpcRequest.params[1])
+ val param3 = getParameter<PAR3>(jsonRpcRequest.params[2])
+ try {
+ val result = function.invoke(service, param1, param2, param3)
+ call.respond(
+ JsonRpcResponse(
+ id = jsonRpcRequest.id,
+ result = mapper.writeValueAsString(result)
+ )
+ )
+ } catch (e: Exception) {
+ if (e !is ServiceException) LOG.error(e.message, e)
+ call.respond(
+ JsonRpcResponse(
+ id = jsonRpcRequest.id,
+ error = e.message ?: "Error",
+ exceptionType = e.javaClass.canonicalName
+ )
+ )
+ }
+ } else {
+ call.respond(
+ JsonRpcResponse(
+ id = jsonRpcRequest.id,
+ error = "Invalid parameters"
+ )
+ )
+ }
+ }
+ }
+
+ /**
+ * Binds a given route with a function of the receiver.
+ * @param function a function of the receiver
+ * @param method a HTTP method
+ * @param route a route
+ */
+ @Suppress("TooGenericExceptionCaught")
+ protected actual inline fun <reified PAR1, reified PAR2, reified PAR3, reified PAR4, reified RET> bind(
+ noinline function: suspend T.(PAR1, PAR2, PAR3, PAR4) -> RET,
+ method: HttpMethod, route: String?
+ ) {
+ if (method == HttpMethod.GET)
+ throw UnsupportedOperationException("GET method is only supported for methods without parameters")
+ val routeDef = route ?: "route${this::class.simpleName}${counter++}"
+ addRoute(method, "/kv/$routeDef") {
+ val service = call.injector.createChildInjector(DummyWsSessionModule()).getInstance(serviceClass.java)
+ val jsonRpcRequest = call.receive<JsonRpcRequest>()
+ @Suppress("MagicNumber")
+ if (jsonRpcRequest.params.size == 4) {
+ val param1 = getParameter<PAR1>(jsonRpcRequest.params[0])
+ val param2 = getParameter<PAR2>(jsonRpcRequest.params[1])
+ val param3 = getParameter<PAR3>(jsonRpcRequest.params[2])
+ val param4 = getParameter<PAR4>(jsonRpcRequest.params[3])
+ try {
+ val result = function.invoke(service, param1, param2, param3, param4)
+ call.respond(
+ JsonRpcResponse(
+ id = jsonRpcRequest.id,
+ result = mapper.writeValueAsString(result)
+ )
+ )
+ } catch (e: Exception) {
+ if (e !is ServiceException) LOG.error(e.message, e)
+ call.respond(
+ JsonRpcResponse(
+ id = jsonRpcRequest.id,
+ error = e.message ?: "Error",
+ exceptionType = e.javaClass.canonicalName
+ )
+ )
+ }
+ } else {
+ call.respond(
+ JsonRpcResponse(
+ id = jsonRpcRequest.id,
+ error = "Invalid parameters"
+ )
+ )
+ }
+ }
+ }
+
+ /**
+ * Binds a given route with a function of the receiver.
+ * @param function a function of the receiver
+ * @param method a HTTP method
+ * @param route a route
+ */
+ @Suppress("TooGenericExceptionCaught")
+ protected actual inline fun <reified PAR1, reified PAR2, reified PAR3,
+ reified PAR4, reified PAR5, reified RET> bind(
+ noinline function: suspend T.(PAR1, PAR2, PAR3, PAR4, PAR5) -> RET,
+ method: HttpMethod, route: String?
+ ) {
+ if (method == HttpMethod.GET)
+ throw UnsupportedOperationException("GET method is only supported for methods without parameters")
+ val routeDef = route ?: "route${this::class.simpleName}${counter++}"
+ addRoute(method, "/kv/$routeDef") {
+ val service = call.injector.createChildInjector(DummyWsSessionModule()).getInstance(serviceClass.java)
+ val jsonRpcRequest = call.receive<JsonRpcRequest>()
+ @Suppress("MagicNumber")
+ if (jsonRpcRequest.params.size == 5) {
+ val param1 = getParameter<PAR1>(jsonRpcRequest.params[0])
+ val param2 = getParameter<PAR2>(jsonRpcRequest.params[1])
+ val param3 = getParameter<PAR3>(jsonRpcRequest.params[2])
+ val param4 = getParameter<PAR4>(jsonRpcRequest.params[3])
+ val param5 = getParameter<PAR5>(jsonRpcRequest.params[4])
+ try {
+ val result = function.invoke(service, param1, param2, param3, param4, param5)
+ call.respond(
+ JsonRpcResponse(
+ id = jsonRpcRequest.id,
+ result = mapper.writeValueAsString(result)
+ )
+ )
+ } catch (e: Exception) {
+ if (e !is ServiceException) LOG.error(e.message, e)
+ call.respond(
+ JsonRpcResponse(
+ id = jsonRpcRequest.id,
+ error = e.message ?: "Error",
+ exceptionType = e.javaClass.canonicalName
+ )
+ )
+ }
+ } else {
+ call.respond(
+ JsonRpcResponse(
+ id = jsonRpcRequest.id,
+ error = "Invalid parameters"
+ )
+ )
+ }
+ }
+ }
+
+ /**
+ * Binds a given web socket connetion with a function of the receiver.
+ * @param function a function of the receiver
+ * @param route a route
+ */
+ @Suppress("EmptyCatchBlock")
+ protected actual inline fun <reified PAR1 : Any, reified PAR2 : Any> bind(
+ noinline function: suspend T.(ReceiveChannel<PAR1>, SendChannel<PAR2>) -> Unit,
+ route: String?
+ ) {
+ val routeDef = "route${this::class.simpleName}${counter++}"
+ webSocketRequests["/kvws/$routeDef"] = {
+ val wsInjector = call.injector.createChildInjector(WsSessionModule(this))
+ val service = wsInjector.getInstance(serviceClass.java)
+ val requestChannel = Channel<PAR1>()
+ val responseChannel = Channel<PAR2>()
+ val session = this
+ coroutineScope {
+ launch {
+ for (p in incoming) {
+ (p as? Frame.Text)?.readText()?.let { text ->
+ val jsonRpcRequest = getParameter<JsonRpcRequest>(text)
+ if (jsonRpcRequest.params.size == 1) {
+ val par = getParameter<PAR1>(jsonRpcRequest.params[0])
+ requestChannel.send(par)
+ }
+ }
+ }
+ requestChannel.close()
+ }
+ launch {
+ for (p in responseChannel) {
+ val text = mapper.writeValueAsString(
+ JsonRpcResponse(
+ id = 0,
+ result = mapper.writeValueAsString(p)
+ )
+ )
+ outgoing.send(Frame.Text(text))
+ }
+ try {
+ session.close(CloseReason(CloseReason.Codes.NORMAL, ""))
+ } catch (e: ClosedSendChannelException) {
+ }
+ session.close()
+ }
+ launch {
+ function.invoke(service, requestChannel, responseChannel)
+ if (!responseChannel.isClosedForReceive) responseChannel.close()
+ }
+ }
+ }
+ }
+
+ /**
+ * Binds a given function of the receiver as a tabulator component source
+ * @param function a function of the receiver
+ */
+ @Suppress("TooGenericExceptionCaught")
+ protected actual inline fun <reified RET> bindTabulatorRemote(
+ noinline function: suspend T.(Int?, Int?, List<RemoteFilter>?, List<RemoteSorter>?, String?) -> RemoteData<RET>
+ ) {
+ val routeDef = "route${this::class.simpleName}${counter++}"
+ addRoute(HttpMethod.POST, "/kv/$routeDef") {
+ val service = call.injector.createChildInjector(DummyWsSessionModule()).getInstance(serviceClass.java)
+ val jsonRpcRequest = call.receive<JsonRpcRequest>()
+ @Suppress("MagicNumber")
+ if (jsonRpcRequest.params.size == 5) {
+ val param1 = getParameter<Int?>(jsonRpcRequest.params[0])
+ val param2 = getParameter<Int?>(jsonRpcRequest.params[1])
+ val param3 = getParameter<List<RemoteFilter>?>(jsonRpcRequest.params[2])
+ @Suppress("MagicNumber")
+ val param4 = getParameter<List<RemoteSorter>?>(jsonRpcRequest.params[3])
+ @Suppress("MagicNumber")
+ val param5 = getParameter<String?>(jsonRpcRequest.params[4])
+ try {
+ val result = function.invoke(service, param1, param2, param3, param4, param5)
+ call.respond(
+ JsonRpcResponse(
+ id = jsonRpcRequest.id,
+ result = mapper.writeValueAsString(result)
+ )
+ )
+ } catch (e: Exception) {
+ if (e !is ServiceException) LOG.error(e.message, e)
+ call.respond(
+ JsonRpcResponse(
+ id = jsonRpcRequest.id,
+ error = e.message ?: "Error",
+ exceptionType = e.javaClass.canonicalName
+ )
+ )
+ }
+ } else {
+ call.respond(
+ JsonRpcResponse(
+ id = jsonRpcRequest.id,
+ error = "Invalid parameters"
+ )
+ )
+ }
+ }
+ }
+
+ /**
+ * @suppress Internal method
+ */
+ fun addRoute(
+ method: HttpMethod,
+ path: String,
+ handler: suspend PipelineContext<Unit, ApplicationCall>.(Unit) -> Unit
+ ) {
+ when (method) {
+ HttpMethod.GET -> getRequests[path] = handler
+ HttpMethod.POST -> postRequests[path] = handler
+ HttpMethod.PUT -> putRequests[path] = handler
+ HttpMethod.DELETE -> deleteRequests[path] = handler
+ HttpMethod.OPTIONS -> optionsRequests[path] = handler
+ }
+ }
+
+ /**
+ * @suppress Internal method
+ */
+ protected inline fun <reified T> getParameter(str: String?): T {
+ return str?.let {
+ if (T::class == String::class) {
+ str as T
+ } else {
+ mapper.readValue(str)
+ }
+ } ?: null as T
+ }
+}
+
+/**
+ * A function to generate routes based on definitions from the service manager.
+ */
+@KtorExperimentalAPI
+fun <T : Any> Route.applyRoutes(serviceManager: KVServiceManager<T>) {
+ serviceManager.getRequests.forEach { (path, handler) ->
+ get(path, handler)
+ }
+ serviceManager.postRequests.forEach { (path, handler) ->
+ post(path, handler)
+ }
+ serviceManager.putRequests.forEach { (path, handler) ->
+ put(path, handler)
+ }
+ serviceManager.deleteRequests.forEach { (path, handler) ->
+ delete(path, handler)
+ }
+ serviceManager.optionsRequests.forEach { (path, handler) ->
+ options(path, handler)
+ }
+ serviceManager.webSocketRequests.forEach { (path, handler) ->
+ this.webSocket(path) {
+ handler()
+ }
+ }
+}