//                                                                      Search Execute
    //                                                                      ==============
    /**
     * Show the index page.
     * @return The HTML response.
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index() {
        return asListHtml();
    }

    //                                                                      Search Execute
    //                                                                      ==============
    /**
     * Show the index page.
     * @param form The search form.
     * @return The HTML response.
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index(final SearchForm form) {

    val request = Request.Builder().url(server.url("/")).build()

    client.newCall(request).execute().use { response ->
      assertEquals(200, response.code)
    }

    client.connectionPool.evictAll()
    assertEquals(0, client.connectionPool.connectionCount())

    client.newCall(request).execute().use { response ->
      assertEquals(200, response.code)
    }

    assertEquals(2, sessionIds.size)

    //                                                                      ==============
    /**
     * Displays the main path mapping administration page.
     *
     * @param form the search form containing search criteria
     * @return HTML response for the path mapping list page
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })

        .build()
    val request1 = Request.Builder().url(server.url("/")).build()
    val response1 = client.newCall(request1).execute()
    assertThat(response1.body.string()).isEqualTo("abc")
    val request2 = Request.Builder().url(server.url("/")).build()
    val response2 = client.newCall(request2).execute()
    assertThat(response2.body.string()).isEqualTo("def")

    // The HTTP calls should share a single connection.

    server!!.enqueue(MockResponse())
    server!!.enqueue(MockResponse())

    client
      .newCall(Request(server!!.url("/")))
      .execute()
      .close()

    client
      .newCall(Request(server!!.url("/")))
      .execute()
      .close()

    assertThat(listener.recordedEventTypes()).containsExactly(
      "ConnectStart",
      "ConnectEnd",
      "ConnectionAcquired",

import java.util.concurrent.Executor;

/**
 * An {@link Executor} that runs each task in the thread that invokes {@link Executor#execute
 * execute}.
 */
@GwtCompatible
enum DirectExecutor implements Executor {
  INSTANCE;

  @Override
  public void execute(Runnable command) {
    command.run();
  }

  @Override
  public String toString() {
    return "MoreExecutors.directExecutor()";
  }

     */
    @Nullable Executor delegate;

    /**
     * Set before calling delegate.execute(); set to null once run, so that it can be GCed; this
     * object may live on after, if submitAsync returns an incomplete future.
     */
    @Nullable Runnable task;

    /** Thread that called execute(). Set in execute, cleared when delegate.execute() returns. */
    @LazyInit @Nullable Thread submitting;

    //                                                                      ==============
    /**
     * Displays the main synonym dictionary index page.
     *
     * @param form the search form containing search criteria
     * @return HTML response for the synonym dictionary index page
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })

    //                                                                      Search Execute
    //                                                                      ==============
    /**
     * Displays the group list page.
     *
     * @return HTML response for the list page
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index() {
        return asListHtml();