fixup! feat!: simplify credentials callback usage

lib/core.dart

@@ -17,12 +17,12 @@ export 'src/core/credentials/ace_credentials.dart';
 export 'src/core/credentials/apikey_credentials.dart';
 export 'src/core/credentials/basic_credentials.dart';
 export 'src/core/credentials/bearer_credentials.dart';
+export 'src/core/credentials/callbacks.dart';
 export 'src/core/credentials/credentials.dart';
 export 'src/core/credentials/digest_credentials.dart';
 export 'src/core/credentials/oauth2_credentials.dart';
 export 'src/core/credentials/psk_credentials.dart';
 export 'src/core/protocol_interfaces/protocol_client.dart';
 export 'src/core/protocol_interfaces/protocol_client_factory.dart';
 export 'src/core/protocol_interfaces/protocol_server.dart';
-export 'src/core/security_provider.dart';
 export 'src/core/servient.dart';

lib/src/binding_coap/coap_client.dart

@@ -13,9 +13,9 @@ import 'package:dcaf/dcaf.dart';
 
 import '../core/content.dart';
 import '../core/credentials/ace_credentials.dart';
+import '../core/credentials/callbacks.dart';
 import '../core/credentials/psk_credentials.dart';
 import '../core/protocol_interfaces/protocol_client.dart';
-import '../core/security_provider.dart';
 import '../definitions/form.dart';
 import '../definitions/operation_type.dart';
 import '../scripting_api/subscription.dart';

lib/src/binding_coap/coap_client_factory.dart

@@ -4,9 +4,9 @@
 //
 // SPDX-License-Identifier: BSD-3-Clause
 
+import '../core/credentials/callbacks.dart';
 import '../core/protocol_interfaces/protocol_client.dart';
 import '../core/protocol_interfaces/protocol_client_factory.dart';
-import '../core/security_provider.dart';
 import 'coap_client.dart';
 import 'coap_config.dart';
 

lib/src/binding_coap/coap_server.dart

@@ -4,8 +4,8 @@
 //
 // SPDX-License-Identifier: BSD-3-Clause
 
+import '../core/credentials/callbacks.dart';
 import '../core/protocol_interfaces/protocol_server.dart';
-import '../core/security_provider.dart';
 import '../scripting_api/exposed_thing.dart';
 import 'coap_config.dart';
 

lib/src/binding_http/http_client.dart

@@ -12,8 +12,8 @@ import 'package:http/http.dart';
 import '../core/content.dart';
 import '../core/credentials/basic_credentials.dart';
 import '../core/credentials/bearer_credentials.dart';
+import '../core/credentials/callbacks.dart';
 import '../core/protocol_interfaces/protocol_client.dart';
-import '../core/security_provider.dart';
 import '../definitions/form.dart';
 import '../definitions/operation_type.dart';
 import '../definitions/security/basic_security_scheme.dart';

lib/src/binding_http/http_client_factory.dart

@@ -6,9 +6,9 @@
 
 import '../core/credentials/basic_credentials.dart';
 import '../core/credentials/bearer_credentials.dart';
+import '../core/credentials/callbacks.dart';
 import '../core/protocol_interfaces/protocol_client.dart';
 import '../core/protocol_interfaces/protocol_client_factory.dart';
-import '../core/security_provider.dart';
 import 'http_client.dart';
 import 'http_config.dart';
 

lib/src/binding_http/http_server.dart

@@ -4,8 +4,8 @@
 //
 // SPDX-License-Identifier: BSD-3-Clause
 
+import '../core/credentials/callbacks.dart';
 import '../core/protocol_interfaces/protocol_server.dart';
-import '../core/security_provider.dart';
 import '../scripting_api/exposed_thing.dart';
 import 'http_config.dart';
 

lib/src/binding_mqtt/mqtt_client.dart

@@ -12,8 +12,8 @@ import 'package:typed_data/typed_buffers.dart';
 
 import '../core/content.dart';
 import '../core/credentials/basic_credentials.dart';
+import '../core/credentials/callbacks.dart';
 import '../core/protocol_interfaces/protocol_client.dart';
-import '../core/security_provider.dart';
 import '../definitions/form.dart';
 import '../scripting_api/subscription.dart' as scripting_api;
 import 'constants.dart';

lib/src/binding_mqtt/mqtt_client_factory.dart

@@ -5,9 +5,9 @@
 // SPDX-License-Identifier: BSD-3-Clause
 
 import '../core/credentials/basic_credentials.dart';
+import '../core/credentials/callbacks.dart';
 import '../core/protocol_interfaces/protocol_client.dart';
 import '../core/protocol_interfaces/protocol_client_factory.dart';
-import '../core/security_provider.dart';
 import 'constants.dart';
 import 'mqtt_client.dart';
 import 'mqtt_config.dart';

lib/src/core/security_provider.dart → lib/src/core/credentials/callbacks.dart

@@ -1,15 +1,15 @@
-// Copyright 2022 Contributors to the Eclipse Foundation. All rights reserved.
+// Copyright 2023 Contributors to the Eclipse Foundation. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 //
 // SPDX-License-Identifier: BSD-3-Clause
 
 import 'package:dcaf/dcaf.dart';
 
-import '../definitions/form.dart';
-import 'credentials/ace_credentials.dart';
-import 'credentials/credentials.dart';
-import 'credentials/psk_credentials.dart';
+import '../../definitions/form.dart';
+import 'ace_credentials.dart';
+import 'credentials.dart';
+import 'psk_credentials.dart';
 
 /// Function signature for a synchronous callback for providing client
 /// [PskCredentials] at runtime.

lib/src/core/protocol_interfaces/protocol_server.dart

@@ -5,7 +5,7 @@
 // SPDX-License-Identifier: BSD-3-Clause
 
 import '../../../scripting_api.dart';
-import '../security_provider.dart';
+import '../credentials/callbacks.dart';
 
 /// Base class for a Protocol Server.
 abstract interface class ProtocolServer {

lib/src/core/servient.dart

@@ -10,11 +10,11 @@ import '../definitions/interaction_affordances/interaction_affordance.dart';
 import '../definitions/thing_description.dart';
 import 'consumed_thing.dart';
 import 'content_serdes.dart';
+import 'credentials/callbacks.dart';
 import 'exposed_thing.dart';
 import 'protocol_interfaces/protocol_client.dart';
 import 'protocol_interfaces/protocol_client_factory.dart';
 import 'protocol_interfaces/protocol_server.dart';
-import 'security_provider.dart';
 import 'wot.dart';
 
 /// Exception that is thrown by a [Servient].