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Side by Side Diff: services/service_manager/public/cpp/service_context.h

Issue 2420253002: Rename shell namespace to service_manager (Closed)
Patch Set: . Created 4 years, 2 months ago
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1 // Copyright 2014 The Chromium Authors. All rights reserved. 1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef SERVICES_SERVICE_MANAGER_PUBLIC_CPP_SERVICE_CONTEXT_H_ 5 #ifndef SERVICES_SERVICE_MANAGER_PUBLIC_CPP_SERVICE_CONTEXT_H_
6 #define SERVICES_SERVICE_MANAGER_PUBLIC_CPP_SERVICE_CONTEXT_H_ 6 #define SERVICES_SERVICE_MANAGER_PUBLIC_CPP_SERVICE_CONTEXT_H_
7 7
8 #include <memory> 8 #include <memory>
9 #include <utility> 9 #include <utility>
10 #include <vector> 10 #include <vector>
11 11
12 #include "base/callback.h" 12 #include "base/callback.h"
13 #include "base/macros.h" 13 #include "base/macros.h"
14 #include "mojo/public/cpp/bindings/binding.h" 14 #include "mojo/public/cpp/bindings/binding.h"
15 #include "mojo/public/cpp/system/core.h" 15 #include "mojo/public/cpp/system/core.h"
16 #include "services/service_manager/public/cpp/connector.h" 16 #include "services/service_manager/public/cpp/connector.h"
17 #include "services/service_manager/public/cpp/service.h" 17 #include "services/service_manager/public/cpp/service.h"
18 #include "services/service_manager/public/interfaces/connector.mojom.h" 18 #include "services/service_manager/public/interfaces/connector.mojom.h"
19 #include "services/service_manager/public/interfaces/service.mojom.h" 19 #include "services/service_manager/public/interfaces/service.mojom.h"
20 20
21 namespace shell { 21 namespace service_manager {
22 22
23 // Encapsulates a connection to the Service Manager in two parts: 23 // Encapsulates a connection to the Service Manager in two parts:
24 // - a bound InterfacePtr to mojom::Connector, the primary mechanism 24 // - a bound InterfacePtr to mojom::Connector, the primary mechanism
25 // by which the instantiating service connects to other services, 25 // by which the instantiating service connects to other services,
26 // brokered by the Service Manager. 26 // brokered by the Service Manager.
27 // - a bound InterfaceRequest of mojom::Service, an interface used by the 27 // - a bound InterfaceRequest of mojom::Service, an interface used by the
28 // Service Manager to inform this service of lifecycle events and 28 // Service Manager to inform this service of lifecycle events and
29 // inbound connections brokered by it. 29 // inbound connections brokered by it.
30 // 30 //
31 // This class should be used in two scenarios: 31 // This class should be used in two scenarios:
32 // - During early startup to bind the mojom::ServiceRequest obtained from 32 // - During early startup to bind the mojom::ServiceRequest obtained from
33 // the Service Manager, typically in response to either ServiceMain() or 33 // the Service Manager, typically in response to either ServiceMain() or
34 // main(). 34 // main().
35 // - In an implementation of mojom::ServiceFactory to bind the 35 // - In an implementation of mojom::ServiceFactory to bind the
36 // mojom::ServiceRequest passed via CreateService. In this scenario there can 36 // mojom::ServiceRequest passed via CreateService. In this scenario there can
37 // be many instances of this class per process. 37 // be many instances of this class per process.
38 // 38 //
39 // Instances of this class are constructed with an implementation of the Service 39 // Instances of this class are constructed with an implementation of the Service
40 // Manager Client Lib's Service interface. See documentation in service.h 40 // Manager Client Lib's Service interface. See documentation in service.h
41 // for details. 41 // for details.
42 // 42 //
43 class ServiceContext : public mojom::Service { 43 class ServiceContext : public mojom::Service {
44 public: 44 public:
45 // Creates a new ServiceContext bound to |request|. This connection may be 45 // Creates a new ServiceContext bound to |request|. This connection may be
46 // used immediately to make outgoing connections via connector(). Does not 46 // used immediately to make outgoing connections via connector(). Does not
47 // take ownership of |service|, which must remain valid for the lifetime of 47 // take ownership of |service|, which must remain valid for the lifetime of
48 // ServiceContext. If either |connector| or |connector_request| is non-null 48 // ServiceContext. If either |connector| or |connector_request| is non-null
49 // both must be non-null. If both are null, the connection will create its own 49 // both must be non-null. If both are null, the connection will create its own
50 // Connector and request to pass to the Service Manager on initialization. 50 // Connector and request to pass to the Service Manager on initialization.
51 ServiceContext(shell::Service* service, 51 ServiceContext(service_manager::Service* service,
52 mojom::ServiceRequest request, 52 mojom::ServiceRequest request,
53 std::unique_ptr<Connector> connector = nullptr, 53 std::unique_ptr<Connector> connector = nullptr,
54 mojom::ConnectorRequest connector_request = nullptr); 54 mojom::ConnectorRequest connector_request = nullptr);
55 55
56 ~ServiceContext() override; 56 ~ServiceContext() override;
57 57
58 Connector* connector() { return connector_.get(); } 58 Connector* connector() { return connector_.get(); }
59 const Identity& identity() { return identity_; } 59 const Identity& identity() { return identity_; }
60 60
61 // Specify a function to be called when the connection to the shell is lost. 61 // Specify a function to be called when the connection to the shell is lost.
(...skipping 16 matching lines...) Expand all
78 base::Closure initialize_handler_; 78 base::Closure initialize_handler_;
79 79
80 // We track the lifetime of incoming connection registries as it more 80 // We track the lifetime of incoming connection registries as it more
81 // convenient for the client. 81 // convenient for the client.
82 std::vector<std::unique_ptr<InterfaceRegistry>> incoming_connections_; 82 std::vector<std::unique_ptr<InterfaceRegistry>> incoming_connections_;
83 83
84 // A pending Connector request which will eventually be passed to the Service 84 // A pending Connector request which will eventually be passed to the Service
85 // Manager. 85 // Manager.
86 mojom::ConnectorRequest pending_connector_request_; 86 mojom::ConnectorRequest pending_connector_request_;
87 87
88 shell::Service* service_; 88 service_manager::Service* service_;
89 mojo::Binding<mojom::Service> binding_; 89 mojo::Binding<mojom::Service> binding_;
90 std::unique_ptr<Connector> connector_; 90 std::unique_ptr<Connector> connector_;
91 shell::Identity identity_; 91 service_manager::Identity identity_;
92 bool should_run_connection_lost_closure_ = false; 92 bool should_run_connection_lost_closure_ = false;
93 93
94 base::Closure connection_lost_closure_; 94 base::Closure connection_lost_closure_;
95 95
96 DISALLOW_COPY_AND_ASSIGN(ServiceContext); 96 DISALLOW_COPY_AND_ASSIGN(ServiceContext);
97 }; 97 };
98 98
99 } // namespace shell 99 } // namespace service_manager
100 100
101 #endif // SERVICES_SERVICE_MANAGER_PUBLIC_CPP_SERVICE_CONTEXT_H_ 101 #endif // SERVICES_SERVICE_MANAGER_PUBLIC_CPP_SERVICE_CONTEXT_H_
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