override fun obtain()

in src/main/kotlin/org/jetbrains/intellij/platform/gradle/providers/CoroutinesJavaAgentValueSource.kt [69:98]

• 25 lines of code
• 2 McCabe index (conditional complexity)

    override fun obtain(): File {
        val platformPath = parameters.intelliJPlatformConfiguration.platformPath()
        val productInfo = platformPath.productInfo()
        val urls = collectIntelliJPlatformJars(productInfo, platformPath).map { it.toUri().toURL() }.toTypedArray()
        val fqn = URLClassLoader(urls).use {
            fqns.values.firstNotNullOfOrNull { fqn -> it.runCatching { loadClass(fqn) }.getOrNull() }
        }?.name

        val targetFile = parameters.targetDirectory.map {
            val filename = fqns.entries.first { entry -> entry.value == fqn }.key
            it.file(filename).asFile
        }.get()

        if (!targetFile.exists()) {
            val manifest = Manifest(
                """
                Manifest-Version: 1.0
                Premain-Class: $fqn
                Can-Retransform-Classes: true
                Multi-Release: true
                
                """.trimIndent().byteInputStream(),
            )

            targetFile.createNewFile()
            JarOutputStream(targetFile.outputStream(), manifest).close()
        }

        return targetFile
    }