TypeaheadPage.java

import de.agilecoders.wicket.extensions.markup.html.bootstrap.form.typeaheadV10.Bloodhound;
import de.agilecoders.wicket.extensions.markup.html.bootstrap.form.typeaheadV10.DataSet;
import de.agilecoders.wicket.extensions.markup.html.bootstrap.form.typeaheadV10.Typeahead;
import de.agilecoders.wicket.extensions.markup.html.bootstrap.form.typeaheadV10.TypeaheadConfig;

import org.apache.wicket.markup.head.IHeaderResponse;
import org.apache.wicket.markup.head.JavaScriptHeaderItem;
import org.apache.wicket.markup.html.WebPage;
import org.apache.wicket.markup.html.form.Form;
import org.apache.wicket.model.CompoundPropertyModel;
import org.apache.wicket.model.IModel;
import org.apache.wicket.model.PropertyModel;
import org.apache.wicket.request.mapper.parameter.PageParameters;
import org.apache.wicket.request.resource.PackageResourceReference;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;

public class HomePage extends WebPage {

  private static final long serialVersionUID = 1L;

  public HomePage(final PageParameters parameters) {
    super(parameters);

    IModel<Test> model = new CompoundPropertyModel<Test>(new Test(""));

    Form<Test> form  = new Form<Test>("form", model) {

      @Override
      protected void onSubmit() {
        super.onSubmit();
        System.err.println("value is " + getModelObject().getValue());
      }
    };

    DataSet<String> ds = new DataSet<String>(new SimpleBloodHound("engine"));
    TypeaheadConfig config = new TypeaheadConfig(ds);
    config.withHighlight(true);
    config.withHint(false);

    form.add(new Typeahead<String>("ta", new PropertyModel<String>(model, "value"), config));
    add(form);

  }

  @Override
  public void renderHead(IHeaderResponse response) {
    super.renderHead(response);
    response.render(JavaScriptHeaderItem
                      .forReference(new PackageResourceReference(HomePage.class, "typeahead.js")));
  }

  private class SimpleBloodHound extends Bloodhound<String> {

    public SimpleBloodHound(String name) {
      super(name);
    }

    @Override
    public Iterable<String> getChoices(String input) {

      List<String> choices = new ArrayList<String>();
      choices.add("foo");
      choices.add("fooooo");
      choices.add("fooaasdf");
      choices.add("bar");

      return choices;
    }

    @Override
    public String renderChoice(String choice) {
      return String.format("{\"value\": \"%s\"}", choice);
    }

  }

  private class Test implements Serializable {

    public String value;

    public Test(String v) {
      value = v;
    }

    public String getValue() {
      return value;
    }

    public void setValue(String value) {
      this.value = value;
    }

    @Override
    public String toString() {
      return value;
    }
  }
}