.collect(Collectors.toList());
    }

    private static Future<String> readStreamAsync(InputStream inputStream) {
        return THREAD_POOL.submit((Callable<String>) () -> readFully(inputStream));
    }

    private static String readFully(InputStream inputStream) throws IOException {
        try (InputStream in = inputStream; ByteArrayOutputStream out = new ByteArrayOutputStream()) {
            byte[] buffer = new byte[8192];

  }

  /**
   * Wraps a {@link InputStream}, limiting the number of bytes which can be read.
   *
   * @param in the input stream to be wrapped
   * @param limit the maximum number of bytes to be read
   * @return a length-limited {@link InputStream}
   * @since 14.0 (since 1.0 as com.google.common.io.LimitInputStream)
   */
  @J2ktIncompatible
  public static InputStream limit(InputStream in, long limit) {

import com.google.common.testing.ForwardingWrapperTester;
import com.google.common.testing.NullPointerTester;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.io.InputStream;
import java.nio.charset.Charset;
import java.util.concurrent.TimeUnit;
import java.util.regex.Pattern;
import junit.framework.AssertionFailedError;
import junit.framework.TestCase;

import com.google.common.testing.ForwardingWrapperTester;
import com.google.common.testing.NullPointerTester;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.io.InputStream;
import java.nio.charset.Charset;
import java.util.concurrent.TimeUnit;
import java.util.regex.Pattern;
import junit.framework.AssertionFailedError;
import junit.framework.TestCase;

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.api.engine;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.Locale;
import java.util.UUID;

import org.apache.catalina.connector.ClientAbortException;

package org.codelibs.fess.helper;

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

import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.net.InetAddress;
import java.net.URLEncoder;
import java.net.UnknownHostException;
import java.nio.file.Files;
import java.nio.file.Path;

   *       {@link #withoutCloser(AsyncFunction)}
   * </ul>
   *
   * <p>Example usage:
   *
   * {@snippet :
   * // Fall back to a secondary input stream in case of IOException.
   * ClosingFuture<InputStream> inputFuture =
   *     firstInputFuture.catchingAsync(
   *         IOException.class, (closer, x) -> secondaryInputStreamClosingFuture(), executor);
   * }
   *