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 #ifndef META_SRC_OBJECT_H
16 #define META_SRC_OBJECT_H
17
18 #include <base/containers/array_view.h>
19 #include <base/containers/vector.h>
20
21 #include <meta/base/types.h>
22 #include <meta/ext/implementation_macros.h>
23 #include <meta/ext/metadata_helpers.h>
24 #include <meta/ext/object_factory.h>
25 #include <meta/interface/builtin_objects.h>
26 #include <meta/interface/interface_helpers.h>
27 #include <meta/interface/intf_attachment.h>
28 #include <meta/interface/intf_attachment_container.h>
29 #include <meta/interface/intf_container_query.h>
30 #include <meta/interface/intf_derived.h>
31 #include <meta/interface/intf_metadata.h>
32 #include <meta/interface/intf_object.h>
33 #include <meta/interface/intf_object_context.h>
34 #include <meta/interface/intf_object_registry.h>
35 #include <meta/interface/object_type_info.h>
36
37 #include "meta_object.h"
38
META_BEGIN_NAMESPACE()39 META_BEGIN_NAMESPACE()
40
41 namespace Internal {
42
43 class Object : public MetaObjectFwd<Object, META_NS::ClassId::Object, IAttach, IContainerQuery> {
44 using Super = MetaObjectFwd;
45
46 public:
47 bool Build(const IMetadata::Ptr& data) override;
48 void Destroy() override;
49
50 // IAttach
51 bool Attach(const IObject::Ptr& attachment, const IObject::Ptr& dataContext) override;
52 bool Detach(const IObject::Ptr& attachment) override;
53 BASE_NS::vector<IObject::Ptr> GetAttachments(const BASE_NS::vector<TypeId>& uids, bool strict) const override;
54 bool HasAttachments() const override;
55 IContainer::Ptr GetAttachmentContainer(bool initializeAlways) const override;
56
57 const StaticObjectMetadata& GetStaticMetadata() const override;
58
59 BASE_NS::vector<IContainer::Ptr> FindAllContainers(const ContainerFindOptions& options) const override;
60
61 private:
62 Property<IObjectContext::Ptr> GetOrConstuctObjectContext() const;
63 void ValidateAttachmentContainer() const;
64
65 mutable META_NS::IAttachmentContainer::Ptr attachments_;
66 };
67
68 template<class FinalClass, const META_NS::ClassInfo& ClassInfo, class... Interfaces>
69 class ObjectFwd : public ConcreteBaseFwd<FinalClass, ClassInfo, META_NS::Internal::Object, Interfaces...> {
70 using Super = ConcreteBaseFwd<FinalClass, ClassInfo, META_NS::Internal::Object, Interfaces...>;
71
72 public:
73 IObjectRegistry& GetObjectRegistry() const override
74 {
75 return Object::GetObjectRegistry();
76 }
77
78 void SetMetadata(const META_NS::IMetadata::Ptr& meta) override
79 {
80 Super::SetMetadata(meta);
81 META_NS::ConstructPropertiesFromMetadata(this, this->GetStaticObjectMetadata(), meta);
82 META_NS::ConstructEventsFromMetadata(this, this->GetStaticObjectMetadata(), meta);
83 META_NS::ConstructFunctionsFromMetadata(this, this->GetStaticObjectMetadata(), meta);
84 }
85
86 protected:
87 ObjectFwd() = default;
88 ~ObjectFwd() override = default;
89 };
90
91 } // namespace Internal
92
93 META_END_NAMESPACE()
94
95 #endif
96