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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
3 // found in the LICENSE file.
4 
5 #ifndef MOJO_SHELL_DYNAMIC_SERVICE_LOADER_H_
6 #define MOJO_SHELL_DYNAMIC_SERVICE_LOADER_H_
7 
8 #include <map>
9 
10 #include "base/macros.h"
11 #include "mojo/public/cpp/system/core.h"
12 #include "mojo/service_manager/service_loader.h"
13 #include "mojo/services/public/interfaces/network/network_service.mojom.h"
14 #include "mojo/shell/dynamic_service_runner.h"
15 #include "mojo/shell/keep_alive.h"
16 #include "url/gurl.h"
17 
18 namespace mojo {
19 namespace shell {
20 
21 class Context;
22 class DynamicServiceRunnerFactory;
23 
24 // An implementation of ServiceLoader that retrieves a dynamic library
25 // containing the implementation of the service and loads/runs it (via a
26 // DynamicServiceRunner).
27 class DynamicServiceLoader : public ServiceLoader {
28  public:
29   DynamicServiceLoader(Context* context,
30                        scoped_ptr<DynamicServiceRunnerFactory> runner_factory);
31   virtual ~DynamicServiceLoader();
32 
33   // ServiceLoader methods:
34   virtual void LoadService(ServiceManager* manager,
35                            const GURL& url,
36                            ScopedMessagePipeHandle service_handle) OVERRIDE;
37   virtual void OnServiceError(ServiceManager* manager, const GURL& url)
38       OVERRIDE;
39 
40  private:
41   Context* const context_;
42   scoped_ptr<DynamicServiceRunnerFactory> runner_factory_;
43   NetworkServicePtr network_service_;
44 
45   DISALLOW_COPY_AND_ASSIGN(DynamicServiceLoader);
46 };
47 
48 }  // namespace shell
49 }  // namespace mojo
50 
51 #endif  // MOJO_SHELL_DYNAMIC_SERVICE_LOADER_H_
52