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feat(connector): run VDM commands and stores the output of VDMJ

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This commit is contained in:
Anthony 2024-04-05 15:28:51 +02:00
parent 9c5e535e5b
commit 0878992293
2 changed files with 38 additions and 13 deletions
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4
connector/server/src/main/kotlin/io/anthonyberg/connector/Application.kt
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@ -1,6 +1,5 @@
package io.anthonyberg.connector
import Greeting
import SERVER_PORT
import io.ktor.server.application.*
import io.ktor.server.engine.*
@ -16,7 +15,8 @@ fun main() {
fun Application.module() {
routing {
get("/") {
call.respondText("Ktor: ${Greeting().greet()}")
val vdm = VDMJ().run("complete_procedure(\"Before Start\", aircraft)")
call.respondText("Ktor: $vdm")
}
}
}

43
connector/server/src/main/kotlin/io/anthonyberg/connector/VDMJ.kt
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@ -1,33 +1,58 @@
package io.anthonyberg.connector
import com.fujitsu.vdmj.ExitStatus
import com.fujitsu.vdmj.Settings
import com.fujitsu.vdmj.VDMJMain
import com.fujitsu.vdmj.config.Properties
import com.fujitsu.vdmj.plugins.Lifecycle
import com.fujitsu.vdmj.plugins.VDMJ
import kotlin.system.exitProcess
import java.io.ByteArrayOutputStream
import java.io.PrintStream
import java.nio.file.Paths
import kotlin.io.path.pathString
/**
* Handler for the VDM Model
*/
class VDMJ {
init {
class VDMJ : VDMJMain {
fun run(expression: String): String {
Settings.mainClass = VDMJ::class.java
Properties.init()
val lifecycle: Lifecycle = createLifecycle()
val lifecycle: Lifecycle = createLifecycle(expression)
exitProcess(if (lifecycle.run() == ExitStatus.EXIT_OK) 0 else 1)
// Create a ByteArrayOutputStream to capture the output
val byteArrayOutputStream = ByteArrayOutputStream()
val printStream = PrintStream(byteArrayOutputStream)
val oldOut = System.out
// Redirect System.out to the PrintStream
System.setOut(printStream)
// TODO add exitStatus handling if something went wrong
var exitStatus = lifecycle.run()
// Reset System.out to the old output stream
System.setOut(oldOut)
// Convert the captured output to a string
val output = byteArrayOutputStream.toString()
return output
// exitProcess(if (lifecycle.run() == ExitStatus.EXIT_OK) 0 else 1)
}
/**
* Creates arguments for VDMJ
*/
private fun createLifecycle(): Lifecycle {
private fun createLifecycle(command: String): Lifecycle {
val vdmPath = Paths.get( "src/main/resources/checklist.vdmsl")
// Creates the arguments for VDMJ - i.e. where the file is located
val args: Array<String> = arrayOf("resources/checklist.vdmsl")
val vdmArgs = arrayOf(vdmPath.pathString, "-vdmsl", "-e", command, "-q", "-w")
return Lifecycle(args)
return Lifecycle(vdmArgs)
}
}