List.of("                           apple, banana, pear"));
        p2.put("trees", "fir, oak, maple");
        p1.update(p2);

        assertEquals(2, (Object) p1.size());
        Object o23 = p1.getComments("trees");
        assertEquals(List.of("#", "# List of trees", "#"), o23);
        Object o22 = p1.getProperty("trees");
        assertEquals("fir, oak, maple", o22);
        Object o21 = p1.getComments("fruits");

    super.setUp();
    service = SimpleTimeLimiter.create(executor);
  }

  public void testNewProxy_goodMethodWithEnoughTime() throws Exception {
    SampleImpl target = new SampleImpl(DELAY_MS);
    Sample proxy = service.newProxy(target, Sample.class, ENOUGH_MS, MILLISECONDS);
    Stopwatch stopwatch = Stopwatch.createStarted();

    String result = proxy.sleepThenReturnInput("x");

    assertThat(result).isEqualTo("x");

    super.setUp();
    service = SimpleTimeLimiter.create(executor);
  }

  public void testNewProxy_goodMethodWithEnoughTime() throws Exception {
    SampleImpl target = new SampleImpl(DELAY_MS);
    Sample proxy = service.newProxy(target, Sample.class, ENOUGH_MS, MILLISECONDS);
    Stopwatch stopwatch = Stopwatch.createStarted();

    String result = proxy.sleepThenReturnInput("x");

    assertThat(result).isEqualTo("x");

    }

    @Override
    public E intern(E sample) {
      while (true) {
        // trying to read the canonical...
        @SuppressWarnings("rawtypes") // using raw types to avoid a bug in our nullness checker :(
        InternalEntry entry = map.getEntry(sample);
        if (entry != null) {
          Object canonical = entry.getKey();

  SortedMap<String, Integer> createUnfiltered() {
    return Maps.newTreeMap();
  }

  public void testFirstAndLastKeyFilteredMap() {
    SortedMap<String, Integer> unfiltered = createUnfiltered();
    unfiltered.put("apple", 2);
    unfiltered.put("banana", 6);
    unfiltered.put("cat", 3);
    unfiltered.put("dog", 5);

    SortedMap<String, Integer> filtered = Maps.filterEntries(unfiltered, CORRECT_LENGTH);

    }

    @Override
    public E intern(E sample) {
      while (true) {
        // trying to read the canonical...
        @SuppressWarnings("rawtypes") // using raw types to avoid a bug in our nullness checker :(
        InternalEntry entry = map.getEntry(sample);
        if (entry != null) {
          Object canonical = entry.getKey();

       */
      private fun trustedCertificatesInputStream(): InputStream {
        ... // Full source omitted. See sample.
      }

      private fun trustManagerForCertificates(inputStream: InputStream): X509TrustManager {
        ... // Full source omitted. See sample.
      }
    ```
=== ":material-language-java: Java"
    ```java
      private final OkHttpClient client;

@SuppressWarnings("serial") // No serialization is used in this test
@GwtCompatible
@NullMarked
public class AbstractIteratorTest extends TestCase {

  public void testDefaultBehaviorOfNextAndHasNext() {

    // This sample AbstractIterator returns 0 on the first call, 1 on the
    // second, then signals that it's reached the end of the data
    Iterator<Integer> iter =
        new AbstractIterator<Integer>() {
          private int rep;

@SuppressWarnings("serial") // No serialization is used in this test
@GwtCompatible
@NullMarked
public class AbstractIteratorTest extends TestCase {

  public void testDefaultBehaviorOfNextAndHasNext() {

    // This sample AbstractIterator returns 0 on the first call, 1 on the
    // second, then signals that it's reached the end of the data
    Iterator<Integer> iter =
        new AbstractIterator<Integer>() {
          private int rep;

![Events Diagram](../assets/images/******@****.***)

Here’s a [sample event listener](https://github.com/square/okhttp/blob/master/samples/guide/src/main/java/okhttp3/recipes/PrintEventsNonConcurrent.java) that prints each event with a timestamp.

```java