final Map<String, String> params = Maps.of("foo", "bar");
        FieldConfigs fieldConfigs = new FieldConfigs(params);
        assertTrue(fieldConfigs.getConfig("test").isEmpty());
        assertFalse(fieldConfigs.getConfig("foo").isEmpty());
        assertFalse(fieldConfigs.getConfig("foo").map(FieldConfigs.Config::isCache).orElse(false));
        assertFalse(fieldConfigs.getConfig("foo").map(FieldConfigs.Config::isOverwrite).orElse(false));

Wenn Sie dieses Beispiel ausführen und auf <a href="http://127.0.0.1:8000/items/foo" class="external-link" target="_blank">http://127.0.0.1:8000/items/foo</a> gehen, sehen Sie als Response:

```JSON
{"item_id":"foo"}
```

## Pfad-Parameter mit Typen

{* ../../docs_src/path_params/tutorial001.py hl[6:7] *}

💲 ➡ 🔢 `item_id` 🔜 🚶‍♀️ 👆 🔢 ❌ `item_id`.

, 🚥 👆 🏃 👉 🖼 &amp; 🚶 <a href="http://127.0.0.1:8000/items/foo" class="external-link" target="_blank">http://127.0.0.1:8000/items/foo</a>, 👆 🔜 👀 📨:

```JSON
{"item_id":"foo"}
```

## ➡ 🔢 ⏮️ 🆎

👆 💪 📣 🆎 ➡ 🔢 🔢, ⚙️ 🐩 🐍 🆎 ✍:

{* ../../docs_src/path_params/tutorial002.py hl[7] *}

👉 💼, `item_id` 📣 `int`.

        values = "http://www.foo.com/";
        assertTrue(UriTypeValidator.check(protocols, values));

        protocols = new String[] { "http:" };
        values = "http://www.foo.com/\nhttp://www.bar.com/";
        assertTrue(UriTypeValidator.check(protocols, values));

        protocols = new String[] { "http:" };
        values = "http://www.foo.com/ \r\nhttp://www.bar.com/";

            .thenComparing(foo -> foo.anEnum, nullsLast(naturalOrder()));
    ImmutableList<Foo> instances =
        ImmutableList.of(
            new Foo("a", 1, TriState.TRUE),
            new Foo("a", 2, TriState.TRUE),
            new Foo("b", 1, TriState.FALSE),
            new Foo("b", 1, TriState.TRUE),
            new Foo("b", 1, null));
    for (Foo a : instances) {
      for (Foo b : instances) {

public class SingleValueIteratorTest {

    /**
     *
     */
    @Test
    public void test() {
        final SingleValueIterator<String> it = new SingleValueIterator<String>("Foo");
        assertThat(it.hasNext(), is(true));
        assertThat(it.next(), is("Foo"));
        assertThat(it.hasNext(), is(not(true)));
    }

<?xml version="1.0" encoding="UTF-8"?>
<foo>
	<bar/>

  public void testEntryEquals() {
    Cell<String, Integer, Character> entry = immutableCell("foo", 1, 'a');

    new EqualsTester()
        .addEqualityGroup(entry, immutableCell("foo", 1, 'a'))
        .addEqualityGroup(immutableCell("bar", 1, 'a'))
        .addEqualityGroup(immutableCell("foo", 2, 'a'))
        .addEqualityGroup(immutableCell("foo", 1, 'b'))
        .addEqualityGroup(

      ImmutableSet.of(
          // keep-sorted start
          "dominio.com.co",
          "foo.bar.ca",
          "foo.bar.co.il",
          "foo.bar.com",
          "foo.blogspot.co.uk",
          "foo.blogspot.com",
          "foo.ca",
          "foo.eDu.au",
          "foo.uk.com",
          "home.netscape.com",
          "pvt.k12.ca.us",
          "state.CA.us",

      .isEqualTo("example.com")
    assertThat(publicSuffixDatabase.getEffectiveTldPlusOne("foo.example.com"))
      .isEqualTo("example.com")
    assertThat(publicSuffixDatabase.getEffectiveTldPlusOne("foo.bar.square.com"))
      .isEqualTo("bar.square.com")
    assertThat(publicSuffixDatabase.getEffectiveTldPlusOne("foo.my.square.com"))
      .isEqualTo("foo.my.square.com")
  }

  @Test fun wildcardMatch() {
    list.bytes =
      Buffer()