assertEquals(expected.length(), source.length());
  }

  public void testLengthIfKnown() throws IOException {
    Optional<Long> lengthIfKnown = source.lengthIfKnown();
    if (lengthIfKnown.isPresent()) {
      assertEquals(expected.length(), (long) lengthIfKnown.get());
    }
  }

  public void testReadLines_withProcessor() throws IOException {
    List<String> list =
        source.readLines(

      }

    private fun uppercase(original: Source): Source {
      return object : ForwardingSource(original) {
        override fun read(
          sink: Buffer,
          byteCount: Long,
        ): Long {
          val mixedCase = Buffer()
          val count = original.read(mixedCase, byteCount)
          sink.writeUtf8(mixedCase.readUtf8().uppercase())
          return count
        }
      }
    }

    /**
     * Retry interval in milliseconds.
     */
    protected long retryInterval = 3 * 1000L;

    /**
     * Maximum retry count.
     */
    protected int maxRetryCount = 5;

    /**
     * Connection timeout in milliseconds.
     */
    protected long connTimeout = 180 * 1000L;

    /**
     * Search preference.
     */

 * query is malformed, contains invalid syntax, or violates query constraints.
 */
public class InvalidQueryException extends FessSystemException {

    /** Serial version UID for serialization */
    private static final long serialVersionUID = 1L;

    /** Message code for localized error messages */
    private final transient VaMessenger<FessMessages> messageCode;

    /**

    return Objects.hash(function, ordering);
  }

  @Override
  public String toString() {
    return ordering + ".onResultOf(" + function + ")";
  }

  @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0;

  @Override
  void writeByte(int v);

  @Override
  void writeShort(int v);

  @Override
  void writeChar(int v);

  @Override
  void writeInt(int v);

  @Override
  void writeLong(long v);

  @Override
  void writeFloat(float v);

  @Override
  void writeDouble(double v);

  @Override
  void writeChars(String s);

  @Override
  void writeUTF(String s);

  /**

 *
 * @author Bob Lee
 * @since 10.0
 */
@GwtCompatible
final class FunctionalEquivalence<F, T> extends Equivalence<F> implements Serializable {

  @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0;

  private final Function<? super F, ? extends @Nullable T> function;
  private final Equivalence<T> resultEquivalence;

  FunctionalEquivalence(

        return keyGenerator.getAndIncrement();
    }

    @Override
    protected int generateRemoteKey() {
        return keyGenerator.getAndIncrement();
    }

    @Override
    protected long getBufferAddress(ByteBuffer buffer) {
        // Return a fake address for TCP
        // In real RDMA implementations, this would be the native memory address
        return buffer.hashCode();
    }

import java.util.Set;

/**
 * {@link Set} that is case-insensitive.
 *
 * @author higa
 */
public class CaseInsensitiveSet extends AbstractSet<String> implements Set<String>, Serializable {

    static final long serialVersionUID = 0L;

    private transient Map<String, Object> map = new CaseInsensitiveMap<>();

    private static final Object PRESENT = new Object();

    /**
     * Creates a {@link CaseInsensitiveSet}.

/**
 * Exception that wraps {@link SQLException}.
 *
 * @author higa
 * @author manhole
 */
public class SQLRuntimeException extends ClRuntimeException {

    private static final long serialVersionUID = 2533513110369526191L;

    /**
     * Creates a {@link SQLRuntimeException}.
     *
     * @param cause the underlying exception
     */
    public SQLRuntimeException(final SQLException cause) {