l, err := lc.Listen(ctx, "tcp", net.JoinHostPort(host, port))
	if err != nil {
		return err
	}

	// As we are able to listen on this network, the port is not in use.
	// Close the listener and continue check other networks.
	return l.Close()

func (c *lockRESTClient) IsOnline() bool {
	return c.connection.State() == grid.StateConnected
}

// Not a local locker
func (c *lockRESTClient) IsLocal() bool {
	return false
}

// Close - marks the client as closed.
func (c *lockRESTClient) Close() error {
	return nil
}

// String - returns the remote host of the connection.
func (c *lockRESTClient) String() string {
	return c.connection.Remote
}

  }

  public void testCopyToStream_doesNotCloseThatStream() throws IOException {
    TestOutputStream out = new TestOutputStream(ByteStreams.nullOutputStream());
    assertFalse(out.closed());
    source.copyTo(out);
    assertFalse(out.closed());
  }

  public void testClosesOnErrors_copyingToByteSinkThatThrows() {
    for (TestOption option : EnumSet.of(OPEN_THROWS, WRITE_THROWS, CLOSE_THROWS)) {

    }
    public int available() throws IOException {
        if( bip > 0 ) {
            return bip;
        }
        return in.available();
    }
    public void close() throws IOException {
        in.close();
    }

  }

  @Override
  public String toString() {
    return comparator
        + ":"
        + (lowerBoundType == CLOSED ? '[' : '(')
        + (hasLowerBound ? lowerEndpoint : "-\u221e")
        + ','
        + (hasUpperBound ? upperEndpoint : "\u221e")
        + (upperBoundType == CLOSED ? ']' : ')');
  }

  @CheckForNull
  T getLowerEndpoint() {
    return lowerEndpoint;
  }

  }

  public void testCopyToAppendable_doesNotCloseIfWriter() throws IOException {
    TestWriter writer = new TestWriter();
    assertFalse(writer.closed());
    source.copyTo(writer);
    assertFalse(writer.closed());
  }

  public void testClosesOnErrors_copyingToCharSinkThatThrows() {
    for (TestOption option : EnumSet.of(OPEN_THROWS, WRITE_THROWS, CLOSE_THROWS)) {

    }


    /**
     * @return the handle
     */
    protected SmbPipeHandleImpl getHandle () {
        return this.handle;
    }


    @Override
    public void close () {
        // ignore, the shared file descriptor is closed by the pipe handle
    }

   * - The first request "wins the race".
   * - The second request discovers it "lost the race" and closes the connection it just opened.
   * - The second request uses the coalesced connection from request1.
   * - The coalesced connection is violently closed after servicing the first request.
   * - The second request discovers the coalesced connection is unhealthy just after acquiring it.
   */
  @Test

        @Throws(IOException::class)
        override fun close() {
          if (!cacheRequestClosed &&
            !discard(ExchangeCodec.DISCARD_STREAM_TIMEOUT_MILLIS, MILLISECONDS)
          ) {
            cacheRequestClosed = true
            cacheRequest.abort()
          }
          source.close()
        }
      }

    val contentType = response.header("Content-Type")

	dstRec.SelectFormat = sql.SelectFmtJSON
	return dstRec, nil
}

// Close - closes underlying reader.
func (r *PReader) Close() error {
	if r.close != nil {
		close(r.close)
		r.readerWg.Wait()
		r.close = nil
	}
	r.recordsRead = len(r.current)
	if r.err == nil {
		r.err = io.EOF
	}
	return r.readCloser.Close()
}

// nextSplit will attempt to skip a number of bytes and