try {
            java.lang.reflect.Method method = CurlHelper.class.getDeclaredMethod("request", CurlRequest.class);
            method.setAccessible(true);
            return (CurlRequest) method.invoke(curlHelper, request);
        } catch (Exception e) {
            fail("Failed to call protected request method: " + e.getMessage());
            return null;
        }
    }

    @Override

    TypeVariableInvocationHandler(TypeVariableImpl<?> typeVariableImpl) {
      this.typeVariableImpl = typeVariableImpl;
    }

    @Override
    public @Nullable Object invoke(Object proxy, Method method, @Nullable Object @Nullable [] args)
        throws Throwable {
      String methodName = method.getName();
      Method typeVariableMethod = typeVariableMethods.get(methodName);

            onConnectListenerList.forEach(l -> {
                try {
                    l.onConnect();
                } catch (final Exception e) {
                    logger.warn("Failed to invoke onConnect listener: listener={}", l.getClass().getName(), e);
                }
            });

            connected = true;
        } else {
            logger.warn("Could not connect to {}", address);

    service.notifyStarted(); // usually this would be invoked by another thread
    assertEquals(State.RUNNING, service.state());
    assertTrue(service.isRunning());

    service.stopAsync();
    assertEquals(State.STOPPING, service.state());
    assertFalse(service.isRunning());
    assertTrue(service.doStopCalled);

    service.notifyStopped(); // usually this would be invoked by another thread

    service.notifyStarted(); // usually this would be invoked by another thread
    assertEquals(State.RUNNING, service.state());
    assertTrue(service.isRunning());

    service.stopAsync();
    assertEquals(State.STOPPING, service.state());
    assertFalse(service.isRunning());
    assertTrue(service.doStopCalled);

    service.notifyStopped(); // usually this would be invoked by another thread

    assertThat(sepLoader).isSameInstanceAs(sepStopwatchC.getClassLoader());
    AtomicReference<Object> sepStopwatchA =
        new AtomicReference<Object>(sepStopwatchC.getMethod("createUnstarted").invoke(null));
    AtomicReference<WeakReference<?>> sepStopwatchRef =
        new AtomicReference<WeakReference<?>>(
            (WeakReference<?>) sepFwrCons.newInstance(sepStopwatchA.get(), sepFrqA.get()));

import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**
 * A {@link Future} that accepts completion listeners. Each listener has an associated executor, and
 * it is invoked using this executor once the future's computation is {@linkplain Future#isDone()
 * complete}. If the computation has already completed when the listener is added, the listener will
 * execute immediately.
 *

    assertFailure(
        Runnable.class,
        runnable ->
            () -> {
              runnable.run();
              runnable.run();
            },
        "run()",
        "invoked more than once");
  }

  public void testFailsToForwardParameters() {
    assertFailure(Adder.class, FailsToForwardParameters::new, "add(", "Parameter #0");
  }

  public void testForwardsToTheWrongMethod() {

   * e.g., to check ordering in lists, but realize that <strong>unless a test extends {@link
   * com.google.common.collect.testing.testers.AbstractListTester AbstractListTester}, a call to
   * {@code expectContents()} invokes this version</strong>.
   *
   * @param expected expected value of {@link #container}
   */
  /*
   * TODO: improve this and other implementations and move out of this framework
   * for wider use
   *

          <type>boolean</type>
          <description>Flags this Mojo to be invoked directly only.</description>
          <defaultValue>false</defaultValue>
        </field>
        <field>
          <name>directInvocationOnly</name>
          <version>2.0.0+</version>
          <type>boolean</type>
          <description>Flags this Mojo to be invoked directly only.</description>
          <defaultValue>false</defaultValue>