return Multimaps.forMap(map).asMap();
  }

  @Override
  protected Map<String, Collection<Integer>> makePopulatedMap() {
    Map<String, Integer> map = new HashMap<>();
    map.put("foo", 1);
    map.put("bar", 2);
    map.put("cow", 3);
    return Multimaps.forMap(map).asMap();
  }

  @Override
  public void testEntrySetRemoveAllNullFromEmpty() {
    try {
      super.testEntrySetRemoveAllNullFromEmpty();

#### Operation { #operation }

"Operation" here refers to one of the HTTP "methods".

One of:

* `POST`
* `GET`
* `PUT`
* `DELETE`

...and the more exotic ones:

* `OPTIONS`
* `HEAD`
* `PATCH`
* `TRACE`

In the HTTP protocol, you can communicate to each path using one (or more) of these "methods".

---

            paramMap.put(Param.Client.ROBOTS_TXT_ENABLED, !fessConfig.isCrawlerIgnoreRobotsTxt());
        }

        final String userAgent = getUserAgent();
        if (!StringUtil.isNotBlank(userAgent) || (userAgent.startsWith(Constants.CRAWLING_USER_AGENT_PREFIX)
                && userAgent.endsWith(Constants.CRAWLING_USER_AGENT_SUFFIX))) {
            paramMap.put(Client.USER_AGENT, fessConfig.getUserAgentName());

1️⃣:

* `POST`
* `GET`
* `PUT`
* `DELETE`

...& 🌅 😍 🕐:

* `OPTIONS`
* `HEAD`
* `PATCH`
* `TRACE`

🇺🇸🔍 🛠️, 👆 💪 🔗 🔠 ➡ ⚙️ 1️⃣ (⚖️ 🌅) 👫 "👩‍🔬".

---

🕐❔ 🏗 🔗, 👆 🛎 ⚙️ 👫 🎯 🇺🇸🔍 👩‍🔬 🎭 🎯 🎯.

🛎 👆 ⚙️:

* `POST`: ✍ 💽.
* `GET`: ✍ 💽.
* `PUT`: ℹ 💽.
* `DELETE`: ❎ 💽.

, 🗄, 🔠 🇺🇸🔍 👩‍🔬 🤙 "🛠️".

  }

  public void testUpdates() {
    cache.put(key, "1");
    // simultaneous update for same key, some null, some non-null
    doParallelCacheOp(
        count,
        n -> {
          cache.asMap().compute(key, (k, v) -> n % 2 == 0 ? v + delimiter + n : null);
        });
    assertThat(cache.size()).isAtMost(1);
  }

  public void testCompute() {
    cache.put(key, "1");
    // simultaneous deletion

   *     #forcePut} instead.
   */
  @CanIgnoreReturnValue
  @Override
  @Nullable V put(@ParametricNullness K key, @ParametricNullness V value);

  /**
   * An alternate form of {@code put} that silently removes any existing entry with the value {@code
   * value} before proceeding with the {@link #put} operation. If the bimap previously contained the
   * provided key-value mapping, this method has no effect.
   *

        // this is the plugin we're looking for.
        validPluginCounts.put(testPluginArtifactId, 0);

        // these are injected if -DperformRelease=true
        validPluginCounts.put("maven-deploy-plugin", 0);
        validPluginCounts.put("maven-javadoc-plugin", 0);
        validPluginCounts.put("maven-source-plugin", 0);

        Plugin testPlugin = null;

import com.google.common.collect.testing.features.MapFeature;
import java.util.List;
import java.util.Map.Entry;
import org.junit.Ignore;

/**
 * Testers for {@link ListMultimap#put(Object, Object)}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@Ignore("test runners must not instantiate and run this directly, only via suites we build")

    super(false, true, true, true, true);
  }

  @Override
  protected SortedMap<String, Integer> makePopulatedMap() {
    NavigableMap<String, Integer> map = new SafeTreeMap<>();
    map.put("one", 1);
    map.put("two", 2);
    map.put("three", 3);
    return SerializableTester.reserialize(map);
  }

  @Override
  protected SortedMap<String, Integer> makeEmptyMap() throws UnsupportedOperationException {

  }

  @Override
  protected Map<String, String> makePopulatedMap() {
    Map<String, Integer> underlying = new HashMap<>();
    underlying.put("a", 1);
    underlying.put("b", 2);
    underlying.put("c", 3);
    return transformValues(underlying, Functions.toStringFunction());
  }