final ExecutorService closingExecutor = newSingleThreadExecutor();

  final TestCloseable closeable1 = new TestCloseable("closeable1");
  final TestCloseable closeable2 = new TestCloseable("closeable2");
  final TestCloseable closeable3 = new TestCloseable("closeable3");
  final TestCloseable closeable4 = new TestCloseable("closeable4");

  final Waiter waiter = new Waiter();

     * </p>
     *
     * @param closeable the closeable object
     * @see Closeable#close()
     */
    public static void close(final Closeable closeable) {
        if (closeable == null) {
            return;
        }
        try {

  /**
   * Registers the given {@code closeable} to be closed when this {@code Closer} is {@linkplain
   * #close closed}.
   *
   * @return the given {@code closeable}
   */
  // close. this word no longer has any meaning to me.
  @CanIgnoreReturnValue
  @ParametricNullness
  public <C extends @Nullable Closeable> C register(@ParametricNullness C closeable) {
    if (closeable != null) {
      stack.addFirst(closeable);

      this.closeable = closeable;
      this.thrown = thrown;
      this.suppressed = suppressed;
    }

    @Override
    public boolean equals(@Nullable Object obj) {
      if (obj instanceof Suppression) {
        Suppression other = (Suppression) obj;
        return closeable.equals(other.closeable)
            && thrown.equals(other.thrown)

    }
  }

  private void doClose(Closeable closeable, boolean swallowException) throws IOException {
    doClose(closeable, swallowException, !swallowException);
  }

  // Close the closeable using the Closeables, passing in the swallowException
  // parameter. expectThrown determines whether we expect an exception to
  // be thrown by Closeables.close;
  private void doClose(Closeable closeable, boolean swallowException, boolean expectThrown)

     * in which {@code Cursor} is {@code Closeable}. To support older versions, pass a wrapper
     * {@code Closeable} with a method reference like {@code cursor::close}.
     *
     * <p>Note that this method is still binary-compatible between flavors because the erasure of
     * its parameter type is {@code Object}, not {@code AutoCloseable} or {@code Closeable}.
     *
     * @param closeable the object to be closed (see notes above)

      this.closeable = closeable;
      this.thrown = thrown;
      this.suppressed = suppressed;
    }

    @Override
    public boolean equals(@Nullable Object obj) {
      if (obj instanceof Suppression) {
        Suppression other = (Suppression) obj;
        return closeable.equals(other.closeable)
            && thrown.equals(other.thrown)

import com.google.common.annotations.J2ktIncompatible;
import java.io.Closeable;
import java.io.Flushable;
import java.io.IOException;
import java.io.Writer;
import org.jspecify.annotations.Nullable;

/**
 * Writer that places all output on an {@link Appendable} target. If the target is {@link Flushable}
 * or {@link Closeable}, flush()es and close()s will also be delegated to the target.
 *
 * @author Alan Green

     * in which {@code Cursor} is {@code Closeable}. To support older versions, pass a wrapper
     * {@code Closeable} with a method reference like {@code cursor::close}.
     *
     * <p>Note that this method is still binary-compatible between flavors because the erasure of
     * its parameter type is {@code Object}, not {@code AutoCloseable} or {@code Closeable}.
     *
     * @param closeable the object to be closed (see notes above)

 * limitations under the License.
 */
package okhttp3.internal.ws

import java.io.Closeable
import java.io.IOException
import java.util.zip.Inflater
import okio.Buffer
import okio.InflaterSource

private const val OCTETS_TO_ADD_BEFORE_INFLATION = 0x0000ffff

class MessageInflater(
  private val noContextTakeover: Boolean,
) : Closeable {
  private val deflatedBytes = Buffer()

  private val inflater =
    Inflater(