* limitations under the License.
 */

package com.google.common.collect;

import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.collect.Iterators.singletonIterator;
import static java.util.Collections.singleton;

import com.google.common.annotations.GwtCompatible;
import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;

Mas ao mesmo tempo, funções definidas com `async def` têm que ser "aguardadas". Então, funções com `async def` pdem ser chamadas somente dentro de funções definidas com `async def` também.

Então, sobre o ovo e a galinha, como você chama a primeira função async?

 * limitations under the License.
 */

package com.google.common.collect;

import static com.google.common.base.Preconditions.checkNotNull;

import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;
import com.google.common.primitives.Primitives;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.io.InvalidObjectException;

 * the License.
 */

package com.google.common.util.concurrent;

import static com.google.common.util.concurrent.MoreExecutors.newThread;
import static com.google.common.util.concurrent.MoreExecutors.renamingDecorator;
import static com.google.common.util.concurrent.Platform.restoreInterruptIfIsInterruptedException;

import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;

                return new Tuple3[] { new Tuple3<>("Host", "example.com", "site1"), new Tuple3<>("Host", "test.com", "site2") };
            }
        });

        MockletHttpServletRequest request = getMockRequest();
        request.addHeader("Host", "test.com");

        String key = virtualHostHelper.getVirtualHostKey();
        assertEquals("site2", key);
    }

-   [A nice collection](https://www.tfnico.com/presentations/google-guava) of
    other helpful links

## Links

-   [GitHub project](https://github.com/google/guava)
-   [Issue tracker: Report a defect or feature request](https://github.com/google/guava/issues/new)
-   [StackOverflow: Ask "how-to" and "why-didn't-it-work" questions](https://stackoverflow.com/questions/ask?tags=guava+java)

            <Export-Package>
              !com.google.common.base.internal,
              !com.google.common.util.concurrent.internal,
              !META-INF.*,
              com.google.common.*
            </Export-Package>
            <Import-Package>
              com.google.common.util.concurrent.internal,
              org.jspecify.annotations;resolution:=optional,

        assertEquals(Method.GET, Curl.get("http://test.com").method());
        assertEquals(Method.POST, Curl.post("http://test.com").method());
        assertEquals(Method.PUT, Curl.put("http://test.com").method());
        assertEquals(Method.DELETE, Curl.delete("http://test.com").method());
        assertEquals(Method.HEAD, Curl.head("http://test.com").method());

import com.google.common.annotations.GwtCompatible;
import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;
import com.google.common.collect.testing.ListTestSuiteBuilder;
import com.google.common.collect.testing.MinimalCollection;
import com.google.common.collect.testing.SetTestSuiteBuilder;
import com.google.common.collect.testing.TestStringListGenerator;

 */

package com.google.common.collect;

import static com.google.common.collect.ReflectionFreeAssertThrows.assertThrows;
import static com.google.common.collect.testing.IteratorFeature.UNMODIFIABLE;
import static com.google.common.truth.Truth.assertThat;

import com.google.common.annotations.GwtCompatible;
import com.google.common.annotations.GwtIncompatible;