*
 * The task runner is also responsible for releasing held threads when the library is unloaded.
 * This is for the benefit of container environments that implement code unloading.
 *
 * Most applications should share a process-wide [TaskRunner] and use queues for per-client work.
 */
class TaskRunner(
  val backend: Backend,
  internal val logger: Logger = TaskRunner.logger,
) {
  val lock: ReentrantLock = ReentrantLock()

    private static final String COMMENT_CHARS = "#!";

    /** The list of possible key/value separators */
    private static final char[] SEPARATORS = new char[] {'=', ':'};

    /** The white space characters used as key/value separators. */
    private static final char[] WHITE_SPACE = new char[] {' ', '\t', '\f'};

    /**
     * Unless standard java props, use UTF-8
     */

  // if sanity checks on dtypes/metadata fail.
  absl::optional<std::vector<std::unique_ptr<ParallelTensor>>> Execute(
      TFE_Context* context, const std::vector<ParallelTensor*>& inputs,
      const char* operation_name, const TFE_OpAttrs* attributes,
      int expected_max_outputs, TF_Status* status) const;

  // A non-blocking version of `Execute`. After each call, `Join` must be called

  /** Puts a boolean into this sink. */
  @CanIgnoreReturnValue
  PrimitiveSink putBoolean(boolean b);

  /** Puts a character into this sink. */
  @CanIgnoreReturnValue
  PrimitiveSink putChar(char c);

  /**
   * Puts each 16-bit code unit from the {@link CharSequence} into this sink.
   *
   * <p><b>Warning:</b> This method will produce different output than most other languages do when

    static String unescape( String str ) throws NumberFormatException, UnsupportedEncodingException {
        char ch;
        int i, j, state, len;
        char[] out;
        byte[] b = new byte[1];

        if( str == null ) {
            return null;
        }

        len = str.length();
        out = new char[len];
        state = 0;
        for( i = j = 0; i < len; i++ ) {
            switch( state ) {

  private fun largeHeaders(): List<Header> {
    val nameValues = arrayOfNulls<String>(32)
    val chars = CharArray(512)
    var i = 0
    while (i < nameValues.size) {
      Arrays.fill(chars, i.toChar())
      val string = String(chars)
      nameValues[i++] = string
      nameValues[i++] = string
    }
    return headerEntries(*nameValues)
  }

                dr.server = resp.referrals[di].path.substring(1).toLowerCase();
            } else {
                dfsPathSplit(resp.referrals[di].node, arr);
                dr.server = arr[1];
                dr.share = arr[2];
                dr.path = arr[3];
            }
            dr.pathConsumed = resp.pathConsumed;

            di++;
            if (di == rn)
                break;

				// Reading first time on this disk, hence the buffer needs to be allocated.
				// Subsequent reads will reuse this buffer.
				p.buf[bufIdx] = make([]byte, p.shardSize)
			}
			// For the last shard, the shardsize might be less than previous shard sizes.
			// Hence the following statement ensures that the buffer size is reset to the right size.
			p.buf[bufIdx] = p.buf[bufIdx][:p.shardSize]
			n, err := rr.ReadAt(p.buf[bufIdx], p.offset)

	}
	os.Unsetenv("KUBERNETES_SERVICE_HOST")

	kubernetes = IsKubernetes()
	if kubernetes {
		t.Fatalf("Expected %t, got %t", false, kubernetes)
	}
}

// Tests if the environment we are running is Helm chart.
func TestGetHelmVersion(t *testing.T) {
	createTempFile := func(content string) string {
		tmpfile, err := os.CreateTemp("", "helm-testfile-")
		if err != nil {
			t.Fatalf("Unable to create temporary file. %s", err)

              SmbResource f = new SmbFile(defaultShareRoot, makeRandomName());
              SmbResource p = new SmbFile(getTestShareGuestURL(), getContext());
              SmbResource tgt = new SmbFile(p, "other-share") ) {
            f.createNewFile();
            boolean renamed = false;
            try {
                f.renameTo(tgt, true);
                Assert.assertFalse("Should not be able to rename between trees", true);