check(!closed) { "cache is closed" }
  }

  /** Force buffered operations to the filesystem. */
  @Synchronized
  @Throws(IOException::class)
  override fun flush() {
    if (!initialized) return

    checkNotClosed()
    trimToSize()
    journalWriter!!.flush()
  }

  @Synchronized fun isClosed(): Boolean = closed

      return multiset().subMultiset(fromElement, CLOSED, toElement, OPEN).elementSet();
    }

    @Override
    public SortedSet<E> headSet(@ParametricNullness E toElement) {
      return multiset().headMultiset(toElement, OPEN).elementSet();
    }

    @Override
    public SortedSet<E> tailSet(@ParametricNullness E fromElement) {
      return multiset().tailMultiset(fromElement, CLOSED).elementSet();
    }

    @Override

name: Check closed issue release notes

on:
  issues:
    types: [ closed ]

permissions: {}

jobs:
  check_release_notes:
    permissions:
      issues: write
    runs-on: ubuntu-latest
    steps:
      # Check that release-note-worthy issues have a PR with release notes attached

   * returned range is {@linkplain BoundType#CLOSED closed} on both ends.
   *
   * @since 14.0
   */
  public static <C extends Comparable<?>> Range<C> singleton(C value) {
    return closed(value, value);
  }

  /**
   * Returns the minimal range that {@linkplain Range#contains(Comparable) contains} all of the
   * given values. The returned range is {@linkplain BoundType#CLOSED closed} on both ends.
   *

    protected abstract FileEntry[] getResults ();


    /**
     * 
     */
    protected synchronized void doClose () throws CIFSException {
        // otherwise already closed
        if ( !this.closed ) {
            this.closed = true;
            try {
                doCloseInternal();
            }
            finally {
                this.next = null;
                this.treeHandle.release();

}

// fakeNs is a mock struct for testing
type fakeNs struct {
	closed *atomic.Bool
	fd     uintptr
	inode  uint64
}

func newFakeNs(fd uintptr) *fakeNs {
	// the fake inode is the fd! magic.
	return &fakeNs{closed: &atomic.Bool{}, fd: fd, inode: uint64(fd)}
}

func newFakeNsInode(fd uintptr, inode uint64) *fakeNs {
	return &fakeNs{closed: &atomic.Bool{}, fd: fd, inode: inode}
}

// Fd returns the file descriptor

        }
        return ranges;
    }

    private static class RangeValue {
        private String value;

        private boolean closed;

        RangeValue(String value, boolean closed) {
            this.value = value.trim();
            this.closed = closed;
        }

        @Override
        public String toString() {
            return value;
        }
    }

    }

    @Override
    BoundType typeAsLowerBound() {
      return BoundType.CLOSED;
    }

    @Override
    BoundType typeAsUpperBound() {
      return BoundType.OPEN;
    }

    @Override
    Cut<C> withLowerBoundType(BoundType boundType, DiscreteDomain<C> domain) {
      switch (boundType) {
        case CLOSED:
          return this;
        case OPEN:

  }

  public TestReader(TestInputStream in) {
    super(new InputStreamReader(checkNotNull(in), UTF_8));
    this.in = in;
  }

  public boolean closed() {
    return in.closed();
  }

  }

  public TestReader(TestInputStream in) {
    super(new InputStreamReader(checkNotNull(in), UTF_8));
    this.in = in;
  }

  public boolean closed() {
    return in.closed();
  }