import java.util.Arrays;
import java.util.Collection;
import java.util.Comparator;
import java.util.Map;
import java.util.function.BinaryOperator;
import java.util.function.Function;
import java.util.stream.Collector;
import java.util.stream.Collectors;
import javax.annotation.CheckForNull;
import org.checkerframework.checker.nullness.qual.Nullable;

/**

      Map<K, V> map, ObjectOutputStream stream) throws IOException {
    stream.writeInt(map.size());
    for (Map.Entry<K, V> entry : map.entrySet()) {
      stream.writeObject(entry.getKey());
      stream.writeObject(entry.getValue());
    }
  }

  /**
   * Populates a map by reading an input stream, as part of deserialization. See {@link #writeMap}
   * for the data format.
   */

    }

    public static class StreamOf<T> {

        private final Supplier<Stream<T>> supplier;

        public StreamOf(final Supplier<Stream<T>> supplier) {
            this.supplier = supplier;
        }

        public void of(final Consumer<Stream<T>> stream) {
            try (Stream<T> s = supplier.get()) {
                stream.accept(s);

   * elements.
   *
   * <p><b>{@code Stream} equivalent:</b> if the source iterable has only a single element {@code
   * e}, use {@code Stream.generate(() -> e)}. Otherwise, collect your stream into a collection and
   * use {@code Stream.generate(() -> collection).flatMap(Collection::stream)}.
   */
  public final FluentIterable<E> cycle() {
    return from(Iterables.cycle(getDelegate()));

  public static final byte DC1 = 17; // aka XON

  /**
   * Transmission On: Although originally defined as DC1, this ASCII control character is now better
   * known as the XON code used for software flow control in serial communications. The main use is
   * restarting the transmission after the communication has been stopped by the XOFF control code.
   *
   * @since 8.0
   */
  public static final byte XON = 17; // aka DC1

    assertThat(Stream.of(1).collect(toOptional())).hasValue(1);
  }

  public void testToOptionalNull() {
    Stream<@Nullable Object> stream = Stream.of((Object) null);
    assertThrows(NullPointerException.class, () -> stream.collect(toOptional()));
  }

  public void testToOptionalMultiple() {
    IllegalArgumentException expected =
        assertThrows(IllegalArgumentException.class, () -> Stream.of(1, 2).collect(toOptional()));

 */
package org.codelibs.fess.app.web.admin.dataconfig;

import static org.codelibs.core.stream.StreamUtil.split;
import static org.codelibs.core.stream.StreamUtil.stream;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
import java.util.stream.Stream;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;

    peer.acceptFrame() // HEADERS STREAM 3
    peer.acceptFrame() // DATA STREAM 3 "abcde"
    peer.acceptFrame() // HEADERS STREAM 3
    peer.play()

    // Play it back.
    val connection = connect(peer)
    val stream = connection.newStream(headerEntries("a", "android"), true)
    stream.enqueueTrailers(headersOf("foo", "bar"))
    val sink = stream.getSink().buffer()
    sink.writeUtf8("abcdefghi")

         },
         "description": "Number of push errors. Many of these are at least potentional fatal and should be explored in-depth via Istiod logs.\nNote: metrics here do not use rate() to avoid missing transition from \"No series\"; series are not reported if there are no errors at all.\n",
         "fieldConfig": {
            "defaults": {
               "custom": {
                  "fillOpacity": 10,
                  "gradientMode": "hue",

                final Set<String> permissionSet = new HashSet<>();
                permissionSet.add(systemHelper.getSearchRoleByUser(name));
                stream(groups).of(stream -> stream.forEach(s -> permissionSet.add(systemHelper.getSearchRoleByGroup(s))));
                stream(roles).of(stream -> stream.forEach(s -> permissionSet.add(systemHelper.getSearchRoleByRole(s))));
                permissions = permissionSet.toArray(new String[permissionSet.size()]);