Hello World via Knockout4Java

HelloViaKO.java

package dew.demo.ko4j;
import net.java.html.json.*;

@Model(className="Hello", properties={
  @Property(name="say", type=String.class)
})
class HelloViaKO {
  static {
    Hello model = new Hello("Hello World!");
    model.applyBindings();
  }
}

index.html

<h1 data-bind="text: say">Say something</h1>

See the live snippet by visiting its DEW at http://dew.apidesign.org/dew/#7151306