testCases := []struct {
		inputQueryKey   string
		inputQueryValue string
		expectedResult  bool
	}{
		// Test case - 1.
		// Test case with query key "AWSAccessKeyId" set.
		{"", "", false},
		// Test case - 2.
		{"AWSAccessKeyId", "", true},
		// Test case - 3.
		{"X-Amz-Content-Sha256", "", false},
	}

	for i, testCase := range testCases {
		// creating an input HTTP request.

			if _, isZero := rel.Field.ValueOf(ctx, value); !isZero {
				result := reflect.Indirect(rel.Field.ReflectValueOf(ctx, value))
				switch result.Kind() {
				case reflect.Struct:
					reflectResults = reflect.Append(reflectResults, result.Addr())
				case reflect.Slice, reflect.Array:
					for i := 0; i < result.Len(); i++ {
						if elem := result.Index(i); elem.Kind() == reflect.Ptr {

func convPartErrToInt(err error) int {
	err = unwrapAll(err)
	switch err {
	case nil:
		return checkPartSuccess
	case errFileNotFound, errFileVersionNotFound:
		return checkPartFileNotFound
	case errFileCorrupt:
		return checkPartFileCorrupt
	case errVolumeNotFound:
		return checkPartVolumeNotFound
	case errDiskNotFound:
		return checkPartDiskNotFound
	default:
		return checkPartUnknown
	}
}

            switch (xObj.type()) {
            case BOOLEAN:
                final Boolean b = (Boolean) xObj.value();
                return new String[] { b.toString() };
            case NUMBER:
                final Number d = (Number) xObj.value();
                return new String[] { d.toString() };
            case STRING:
                final String str = (String) xObj.value();

     * <p>
     * The pathnames used for matching will be relative to the specified base directory
     * and use {@code '/'} as separator, regardless of the hosting operating system.
     *
     * @param baseDirectory the base directory for relativizing paths during matching
     * @param includes the patterns of files to include, or null/empty for including all files

                switch (bufferType) {
                case PacConstants.LOGON_INFO:
                    // PAC Credential Information
                    if (this.logonInfo == null) {
                        this.logonInfo = new PacLogonInfo(bufferData);
                    }
                    break;
                case PacConstants.CREDENTIAL_TYPE:
                    // PAC Credential Type

## Optional parameters { #optional-parameters }

The same way, you can declare optional query parameters, by setting their default to `None`:

{* ../../docs_src/query_params/tutorial002_py310.py hl[7] *}

In this case, the function parameter `q` will be optional, and will be `None` by default.

/// check

     */
    public byte[] fromObjectToBinary(final Object obj) {
        final String serializer = getSerializerType();
        return switch (serializer) {
        case KRYO -> serializeWithKryo(obj);
        case JAVABIN -> SerializeUtil.fromObjectToBinary(obj);
        default -> throw new IllegalArgumentException("Unexpected value: " + serializer);
        };
    }

    /**

// set new encryption metadata from http request headers for SSE-C and generated key from KMS in the case of
// SSE-S3
func setEncryptionMetadata(r *http.Request, bucket, object string, metadata map[string]string) (err error) {
	var (
		key    []byte
		keyID  string
		kmsCtx kms.Context
	)
	kind, _ := crypto.IsRequested(r.Header)
	switch kind {
	case crypto.SSEC:
		key, err = ParseSSECustomerRequest(r)
		if err != nil {

	r, w := 0, 0
	if rooted {
		r, w = 1, 1
	}

	for r < n {
		switch {
		case path[r] > 127:
			// Non ascii.
			return true
		case path[r] == '/':
			// multiple / elements
			return true
		case path[r] == '.' && (r+1 == n || path[r+1] == '/'):
			// . element - assume it has to be cleaned.
			return true
		case path[r] == '.' && path[r+1] == '.' && (r+2 == n || path[r+2] == '/'):