//                                                                              ======
    @Override
    public Map<String, Object> toSource() {
        Map<String, Object> sourceMap = new HashMap<>();
        if (elevateWordId != null) {
            addFieldToSource(sourceMap, "elevateWordId", elevateWordId);
        }
        if (labelTypeId != null) {

    //                                                                              ======
    @Override
    public Map<String, Object> toSource() {
        Map<String, Object> sourceMap = new HashMap<>();
        if (createdAt != null) {
            addFieldToSource(sourceMap, "createdAt", createdAt);
        }
        if (updatedAt != null) {

    assertThrows(
        IllegalArgumentException.class, () -> Reflection.newProxy(Object.class, X_RETURNER));
  }

  private static final InvocationHandler X_RETURNER =
      new InvocationHandler() {
        @Override
        public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
          return "x";
        }
      };

  private static int classesInitialized = 0;

  private static final ImmutableRangeMap<Comparable<?>, Object> EMPTY =
      new ImmutableRangeMap<>(ImmutableList.of(), ImmutableList.of());

  /**
   * Returns a {@code Collector} that accumulates the input elements into a new {@code
   * ImmutableRangeMap}. As in {@link Builder}, overlapping ranges are not permitted.
   *
   * @since 23.1
   */
  public static <T extends @Nullable Object, K extends Comparable<? super K>, V>

 * limitations under the License.
 */

package com.google.common.util.concurrent;

import static com.google.common.base.Preconditions.checkNotNull;
import static java.util.Objects.requireNonNull;

import com.google.common.annotations.GwtCompatible;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import com.google.errorprone.annotations.concurrent.LazyInit;
import java.io.Serializable;

    fun platformMatches(platform: String): Matcher<Any> =
      object : BaseMatcher<Any>() {
        override fun describeTo(description: Description) {
          description.appendText(platform)
        }

        override fun matches(item: Any?): Boolean = getPlatformSystemProperty() == platform
      }

    fun fromMajor(version: Int): Matcher<PlatformVersion> =
      object : TypeSafeMatcher<PlatformVersion>() {

(if any) on which the executable work runs, or a compiler used to
produce the work, or an object code interpreter used to run it.

  The "Corresponding Source" for a work in object code form means all
the source code needed to generate, install, and (for an executable
work) run the object code and to modify the work, including scripts to
control those activities.  However, it does not include the work's

  SingletonImmutableSet(E element) {
    this.element = Preconditions.checkNotNull(element);
  }

  @Override
  public int size() {
    return 1;
  }

  @Override
  public boolean contains(@Nullable Object target) {
    return element.equals(target);
  }

  @Override
  public UnmodifiableIterator<E> iterator() {
    return singletonIterator(element);
  }

  @Override
  public ImmutableList<E> asList() {

            }
        },
        "components": {
            "schemas": {
                "Item": {
                    "title": "Item",
                    "required": ["id", "value"],
                    "type": "object",
                    "properties": {
                        "id": {"title": "Id", "type": "string"},
                        "value": {"title": "Value", "type": "string"},
                    },
                },

    assertThat(alternatingKeysAndValues).hasLength(2 * values.size());
    for (int i = 0; i < map.size(); i++) {
      Object expectedKey = alternatingKeysAndValues[2 * i];
      Object expectedValue = alternatingKeysAndValues[2 * i + 1];
      Entry<Object, Object> expectedEntry = immutableEntry(expectedKey, expectedValue);
      assertEquals(expectedEntry, entries.get(i));
      assertEquals(expectedKey, keys.get(i));