((T) obj).method() Wrapper

Modifier.java

public class Modifier<D> {
  private final D data;

  private Modifier(D data) {
    this.data = data;
  }

  public static <D> Modifier<D> create(D data) {
    return new Modifier(data);
  }

  @SuppressWarnings("unchecked") // totally fine
  public <T, V> Modifier<D> set(BiConsumer<T, V> consumer, V value) {
    consumer.accept((T) data, value);
    return this;
  }

  public D get() {
    return data;
  }
}