private void showImpl(final Window owner) {
    ...
    sceneValue.getStylesheets().setAll(ownerScene.getStylesheets());
    ...
}

package example.java;

import java.util.Objects;

/**
 *
 */
public class StockItem {
    private String itemName;
    private Integer amountAvailable=0;
    private Integer minimumAmountInStock=1;

    public StockItem(String itemName) {
        this.itemName = itemName;
    }

    public StockItem(String itemName, int amountAvailable, int minimumAmountInStock) {
        this.itemName = itemName;
        this.amountAvailable = amountAvailable;
        this.minimumAmountInStock = minimumAmountInStock;
    }

    public String getItemName() {
        return itemName;
    }

    public void setItemName(String itemName) {
        this.itemName = itemName;
    }

    public int getAmountAvailable() {
        return amountAvailable;
    }

    public void setAmountAvailable(int amountAvailable) {
        this.amountAvailable = amountAvailable;
    }

    public int getMinimumAmountInStock() {
        return minimumAmountInStock;
    }

    public void setMinimumAmountInStock(int minimumAmountInStock) {
        this.minimumAmountInStock = minimumAmountInStock;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;
        StockItem stockItem = (StockItem) o;
        return itemName.equals(stockItem.itemName);
    }

    @Override
    public int hashCode() {
        return Objects.hash(itemName);
    }
}

class StockItemModel(stockItem: StockItem) : ItemViewModel<StockItem>(stockItem) {
    val name = observable(stockItem, StockItem::getItemName, StockItem::setItemName)
    val amountAvailable = observable(stockItem, StockItem::getAmountAvailable, StockItem::setAmountAvailable)
    val minimumInStock = observable(stockItem, StockItem::getMinimumAmountInStock, StockItem::setMinimumAmountInStock)
}

class StockItemDetailView : View("My View") {

    val model = StockItemModel(StockItem("test", 1, 10))
    override val root = form {
        fieldset {
            field("Name", VERTICAL) { textfield(model.name) }
            field("Available", VERTICAL) { textfield(model.amountAvailable) }
            field("amount", VERTICAL) { textfield(model.minimumInStock) }
        }

    }
}

fun EventTarget.textfield(property: ObservableValue<Int>, op: TextField.() -> Unit = {}) = textfield().apply {
    bind(property)
    op(this)
}

fun <S : Any> observableI(bean: S, getter: KFunction<kotlin.Int>, setter: KFunction2<S, <http://kotlin.Int|kotlin.Int>, Unit>): SimpleIntegerProperty {
    val propname = getter.name.substring(3).decapitalize()

    return object : SimpleIntegerProperty(bean, propname) {
        override fun getValue() = getter.call(bean)
        override fun setValue(v: kotlin.Number?) {
            if (v != null)
                setter.invoke(bean, v as <http://kotlin.Int|kotlin.Int>)
        }

    }
}

observable

EventTarget.textfield

val includeArray = include.split(" ").toTypedArray()
                val excluseArray = exclude.split(" ").toTypedArray()
                storyList.filter {entry-> entry.types.split(" ").filter{includeArray.contains(it)}}

data class Book (val title: String, val types: String)

val booklist = listOf(
    Book("1", "a b c"),
    Book("2", "b c d"),
    Book("3", "e f g")
    )

val toinclude="a g".split(" ")