stream(parameter.getSuggestFields()).of(stream -> stream.forEach(builder::addField));
            roleQueryHelper.build(SearchRequestType.SUGGEST).stream().forEach(builder::addRole);
            builder.setSize(parameter.getNum());
            stream(langs).of(stream -> stream.forEach(builder::addLang));

            stream(parameter.getTags()).of(stream -> stream.forEach(builder::addTag));

    // from InputStream to OutputStream
    //
    /**
     * Copies from an input stream to an output stream.
     * <p>
     * Neither the input stream nor the output stream is closed.
     * </p>
     *
     * @param in the input stream (must not be {@literal null})
     * @param out the output stream (must not be {@literal null})
     * @return the number of bytes copied
     */

     * @return true if the OpenSearch file exists
     */
    public boolean hasOpenSearchFile() {
        return osddFile != null;
    }

    /**
     * Returns the OSDD as a stream response.
     *
     * @return the stream response
     */
    public StreamResponse asStream() {
        if (osddFile == null) {

    sink.writeLines(ImmutableList.of("foo", "bar", "baz").stream());
    String separator = LINE_SEPARATOR.value();
    assertEquals("foo" + separator + "bar" + separator + "baz" + separator, sink.getString());
  }

  public void testWriteLines_stream_separator() throws IOException {
    sink.writeLines(ImmutableList.of("foo", "bar", "baz").stream(), "!");
    assertEquals("foo!bar!baz!", sink.getString());
  }

    private void writeObject(ObjectOutputStream stream) throws IOException {
    stream.defaultWriteObject();
    Serialization.writeMultiset(this, stream);
  }

  @GwtIncompatible
  @J2ktIncompatible
    private void readObject(ObjectInputStream stream) throws IOException, ClassNotFoundException {
    stream.defaultReadObject();
    int distinctElements = Serialization.readCount(stream);
    setBackingMap(new HashMap<>());

  private void writeObject(ObjectOutputStream stream) throws IOException {
    stream.defaultWriteObject();
    stream.writeInt(size());
    for (E e : this) {
      stream.writeObject(e);
    }
  }

  @SuppressWarnings("unchecked")
  @J2ktIncompatible
  private void readObject(ObjectInputStream stream) throws IOException, ClassNotFoundException {
    stream.defaultReadObject();

      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.
   */

import static org.codelibs.fess.app.web.admin.dict.kuromoji.AdminDictKuromojiAction.createKuromojiItem;

import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.util.stream.Collectors;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.fess.app.pager.KuromojiPager;
import org.codelibs.fess.app.service.KuromojiService;

import static org.codelibs.fess.app.web.admin.dict.protwords.AdminDictProtwordsAction.createProtwordsItem;

import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.util.stream.Collectors;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.fess.app.pager.ProtwordsPager;
import org.codelibs.fess.app.service.ProtwordsService;

        webProtocols = split(fessConfig.getCrawlerWebProtocols(), ",")
                .get(stream -> stream.filter(StringUtil::isNotBlank).map(s -> s.trim() + ":").toArray(n -> new String[n]));
        fileProtocols = split(fessConfig.getCrawlerFileProtocols(), ",")
                .get(stream -> stream.filter(StringUtil::isNotBlank).map(s -> s.trim() + ":").toArray(n -> new String[n]));