* any exceptions thrown when attempting to close a closeable will be suppressed. Otherwise, the
   * <i>first</i> exception to be thrown from an attempt to close a closeable will be thrown and any
   * additional exceptions that are thrown after that will be suppressed.
   */
  @Override
  public void close() throws IOException {
    Throwable throwable = thrown;

    // close closeables in LIFO order
    while (!stack.isEmpty()) {

import org.jspecify.annotations.NullUnmarked;

/**
 * Unit tests for {@link Closeables}.
 *
 * <p>Checks proper closing behavior, and ensures that IOExceptions on Closeable.close() are not
 * propagated out from the {@link Closeables#close} method if {@code swallowException} is true.
 *
 * @author Michael Lancaster
 */
@NullUnmarked
public class CloseablesTest extends TestCase {
  private Closeable mockCloseable;

    out.write(b);
    count++;
  }

  // Overriding close() because FilterOutputStream's close() method pre-JDK8 has bad behavior:
  // it silently ignores any exception thrown by flush(). Instead, just close the delegate stream.
  // It should flush itself if necessary.
  @Override
  public void close() throws IOException {
    out.close();
  }

    System.out.println("MESSAGE: " + bytes.hex());
  }

  @Override public void onClosing(WebSocket webSocket, int code, String reason) {
    webSocket.close(1000, null);
    System.out.println("CLOSE: " + code + " " + reason);
  }

  @Override public void onFailure(WebSocket webSocket, Throwable t, Response response) {
    t.printStackTrace();
  }

  public static void main(String... args) {
    new WebSocketEcho().run();
  }

    } finally {
      closer.close();
    }
  }

  /**
   * Concatenates multiple {@link CharSource} instances into a single source. Streams returned from
   * the source will contain the concatenated data from the streams of the underlying sources.
   *
   * <p>Only one underlying stream will be open at a time. Closing the concatenated stream will
   * close the open underlying stream.
   *

    } finally {
      closer.close();
    }
  }

  /**
   * Concatenates multiple {@link CharSource} instances into a single source. Streams returned from
   * the source will contain the concatenated data from the streams of the underlying sources.
   *
   * <p>Only one underlying stream will be open at a time. Closing the concatenated stream will
   * close the open underlying stream.
   *

  public HashCode hash() {
    return hasher.hash();
  }

  // Overriding close() because FilterOutputStream's close() method pre-JDK8 has bad behavior:
  // it silently ignores any exception thrown by flush(). Instead, just close the delegate stream.
  // It should flush itself if necessary.
  @Override
  public void close() throws IOException {
    out.close();
  }

    @Test
    @DisplayName("ensureOpen throws after close() is called")
    void testEnsureOpenAfterClose() throws CIFSException {
        target.close();
        CIFSException ex = assertThrows(SmbException.class, () -> target.ensureOpen());
        assertTrue(ex.getMessage().contains("Pipe handle already closed"));
    }

    @Test
    @DisplayName("close() calls handle.close when open and handle.release otherwise; releases tree")

import jcifs.dcerpc.msrpc.lsarpc.LsarClose;

/**
 * Microsoft RPC LSA close handle request.
 * This class implements the LSARPC close handle operation.
 */
public class MsrpcLsarClose extends LsarClose {

    /**
     * Creates a new request to close an LSA policy handle.
     *
     * @param handle the policy handle to close
     */
    public MsrpcLsarClose(final policy_handle handle) {
        super(handle);

        }

        @Test
        @DisplayName("Should close pool with active transports")
        void testClosePoolWithActiveTransports() throws CIFSException {
            // Given
            when(transportPool.close()).thenReturn(true);

            // When
            boolean result = transportPool.close();

            // Then
            assertTrue(result);
            verify(transportPool).close();