}

  /**
   * Builds a cache, which either returns an already-loaded value for a given key or atomically
   * computes or retrieves it using the supplied {@code CacheLoader}. If another thread is currently
   * loading the value for this key, simply waits for that thread to finish and returns its loaded
   * value. Note that multiple threads can concurrently load values for distinct keys.
   *

import org.jspecify.annotations.Nullable;

/**
 * An unhashable object to be used in testing as values in our collections.
 *
 * @author Regina O'Dell
 */
@GwtCompatible
public class UnhashableObject implements Comparable<UnhashableObject> {
  private final int value;

  public UnhashableObject(int value) {
    this.value = value;
  }

  @Override
  public boolean equals(@Nullable Object object) {

    return value != null && value.equals(get(rowKey, columnKey));
  }

  /** Remove a row key / column key / value mapping, if present. */
  private boolean removeMapping(
      @Nullable Object rowKey, @Nullable Object columnKey, @Nullable Object value) {
    if (containsMapping(rowKey, columnKey, value)) {
      remove(rowKey, columnKey);
      return true;
    }

    protected void checkEsInvalidAggregation(String name, Object value) {
        if (value == null || (value instanceof String && ((String) value).isEmpty())) {
            String msg = "Cannot register null or empty aggregation: name=" + name + " value=" + value;
            throw new InvalidQueryRegisteredException(msg);
        }
    }

  /**
   * Returns a collection that simulates concurrent modification by having its size method return
   * incorrect values. This is useful for testing methods that must treat the return value from
   * size() as a hint only.
   *
   * @param delta the difference between the true size of the collection and the values returned by
   *     the size method
   */

        if (methodDesc == null) {
            return null;
        }
        final Object value = methodDesc.invoke(annotation);
        if (value == null || "".equals(value)) {
            return null;
        }
        return value;
    }

                    if (contentMap.containsKey("value")) {
                        final String[] values = DocumentUtil.getValue(contentMap, "value", String[].class);
                        if (values != null) {
                            for (final String value : values) {
                                processGroup(user, groupList, roleList, value);
                                if (!groupList.contains(value) && !roleList.contains(value)) {

  }

/**
 * Set a field with the specified value. If the field is not found, it is added. If the field is
 * found, the existing values are replaced.
 */
internal fun Headers.Builder.commonSet(
  name: String,
  value: String,
) = apply {
  headersCheckName(name)
  headersCheckValue(value, name)
  removeAll(name)
  commonAddLenient(name, value)
}

/** Equivalent to `build().get(name)`, but potentially faster. */

    }
  }

  @Override
  ImmutableCollection<V> createValues() {
    return new Values<>(this);
  }

  private static final class Values<K, V> extends ImmutableList<V> {
    final RegularImmutableMap<K, V> map;

    Values(RegularImmutableMap<K, V> map) {
      this.map = map;
    }

    @Override
    public V get(int index) {

        String value = request.getParameter("type");
        if (value == null) {
            final String servletPath = request.getServletPath();
            final String[] values = servletPath.replaceAll("/+", "/").split("/");
            if (values.length > 2) {
                value = values[2];
            }
        }
        if (value == null) {
            return FormatType.SEARCH;