writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
		return
	}

	writeSuccessResponseJSON(w, encryptedData)

	// Call hook for cluster-replication if the service account is not for a
	// root user.
	if newCred.ParentUser != globalActiveCred.AccessKey {
		replLogIf(ctx, globalSiteReplicationSys.IAMChangeHook(ctx, madmin.SRIAMItem{
			Type: madmin.SRIAMItemSvcAcc,
			SvcAccChange: &madmin.SRSvcAccChange{

      int tableIndex = smearedHash(object) & mask;
      int next = CompactHashing.tableGet(table, tableIndex);
      int srcNext = srcIndex + 1;
      if (next == srcNext) {
        // we need to update the root pointer
        CompactHashing.tableSet(table, tableIndex, dstIndex + 1);
      } else {
        // we need to update a pointer in an entry
        int entryIndex;
        int entry;
        do {

      for (int lo = 0; lo < 256; lo++) {
        char result = Chars.fromByteArray(new byte[] {(byte) hi, (byte) lo});
        assertWithMessage(
                String.format(
                    Locale.ROOT,
                    "hi=%s, lo=%s, expected=%s, result=%s",
                    hi,
                    lo,
                    (int) c,
                    (int) result))
            .that(result)

      sleepMicros("U", MILLISECONDS.toMicros(millis));
    }

    void sleepMicros(String caption, long micros) {
      instant += MICROSECONDS.toNanos(micros);
      events.add(caption + String.format(Locale.ROOT, "%3.2f", micros / 1000000.0));
    }

    @Override
    protected void sleepMicrosUninterruptibly(long micros) {
      sleepMicros("R", micros);
    }

    String readEventsAndClear() {
      try {

      sleepMicros("U", MILLISECONDS.toMicros(millis));
    }

    void sleepMicros(String caption, long micros) {
      instant += MICROSECONDS.toNanos(micros);
      events.add(caption + String.format(Locale.ROOT, "%3.2f", micros / 1000000.0));
    }

    @Override
    protected void sleepMicrosUninterruptibly(long micros) {
      sleepMicros("R", micros);
    }

    String readEventsAndClear() {
      try {

	if !gotBuckets.Equals(shouldHaveBuckets) {
		c.Fatalf("root user should have access to all buckets")
	}

	// This must fail.
	if err := userAdmClient.AddUser(ctx, globalActiveCred.AccessKey, globalActiveCred.SecretKey); err == nil {
		c.Fatal("AddUser() for root credential must fail via root STS creds")
	}
}

// TestSTSTokenRevoke - tests the token revoke API
func (s *TestSuiteIAM) TestSTSTokenRevoke(c *check) {

## Tóm lại

* Import `FastAPI`.
* Tạo một `app` instance.
* Viết một **decorator cho đường dẫn toán tử** (giống như `@app.get("/")`).
* Viết một **hàm cho đường dẫn toán tử** (giống như  `def root(): ...` ở trên).

     * <code>SmbResource</code> or in the case of URLs that only specify a server
     * or workgroup, the server or workgroup will be returned. The name of
     * the root URL <code>smb://</code> is also <code>smb://</code>. If this
     * <code>SmbResource</code> refers to a workgroup, server, share, or directory,
     * the name will include a trailing slash '/' so that composing new

	isEmptyPath := func(path string) bool {
		return path == "" || path == SlashSeparator || path == `\`
	}

	if isEmptyPath(arg) {
		return ep, fmt.Errorf("empty or root endpoint is not supported")
	}

	var isLocal bool
	var host string
	u, err := url.Parse(arg)
	if err == nil && u.Host != "" {
		// URL style of endpoint.
		// Valid URL style endpoint is

      HashFunction func = cell.getRowKey();
      String input = cell.getColumnKey();
      String expected = cell.getValue();
      assertEquals(
          String.format(Locale.ROOT, "Known hash for hash(%s, UTF_8) failed", input),
          expected,
          func.hashString(input, UTF_8).toString());
    }
  }

  public void testNullPointers() {
    NullPointerTester tester =