1 /*
2  * Copyright (c) 2024 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 #include "class_content_loader.h"
16 
17 #include <meta/interface/intf_object_registry.h>
18 
META_BEGIN_NAMESPACE()19 META_BEGIN_NAMESPACE()
20 
21 bool ClassContentLoader::Build(const IMetadata::Ptr& data)
22 {
23     classIdChangedHandler_.Subscribe(
24         META_ACCESS_PROPERTY(ClassId), MakeCallback<IOnChanged>(this, &ClassContentLoader::Reload));
25     return true;
26 }
27 
Reload()28 void ClassContentLoader::Reload()
29 {
30     META_ACCESS_EVENT(ContentChanged)->Invoke();
31 }
32 
Create(const IObject::Ptr &)33 IObject::Ptr ClassContentLoader::Create(const IObject::Ptr&)
34 {
35     const auto& id = META_ACCESS_PROPERTY(ClassId)->GetValue();
36 
37     if (id != BASE_NS::Uid {}) {
38         return META_NS::GetObjectRegistry().Create(id);
39     }
40 
41     return {};
42 }
43 
44 META_END_NAMESPACE()
45