PlatformImplementations.kt

// https://github.com/JetBrains/kotlin/blob/65244b4bea81f737466618927d4f3afe339cad0d/libraries/stdlib/jvm/src/kotlin/internal/PlatformImplementations.kt#L42
internal val IMPLEMENTATIONS: PlatformImplementations = run {
    val version = getJavaVersion()
    if (version >= 0x10008) {
        try {
            return@run castToBaseType<PlatformImplementations>(Class.forName("kotlin.internal.jdk8.JDK8PlatformImplementations").newInstance())
        } catch (e: ClassNotFoundException) { }
        try {
            return@run castToBaseType<PlatformImplementations>(Class.forName("kotlin.internal.JRE8PlatformImplementations").newInstance())
        } catch (e: ClassNotFoundException) { }
    }

    if (version >= 0x10007) {
        try {
            return@run castToBaseType<PlatformImplementations>(Class.forName("kotlin.internal.jdk7.JDK7PlatformImplementations").newInstance())
        } catch (e: ClassNotFoundException) { }
        try {
            return@run castToBaseType<PlatformImplementations>(Class.forName("kotlin.internal.JRE7PlatformImplementations").newInstance())
        } catch (e: ClassNotFoundException) { }
    }

    PlatformImplementations()
}