Clone of chromium aad1ce808763f59c7a3753e08f1500a104ecc6fd refs/remotes/origin/HEAD
diff --git a/mojo/application_manager/application_manager.h b/mojo/application_manager/application_manager.h
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+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef MOJO_APPLICATION_MANAGER_APPLICATION_MANAGER_H_
+#define MOJO_APPLICATION_MANAGER_APPLICATION_MANAGER_H_
+
+#include <map>
+
+#include "base/basictypes.h"
+#include "base/gtest_prod_util.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/memory/weak_ptr.h"
+#include "mojo/application_manager/application_loader.h"
+#include "mojo/application_manager/application_manager_export.h"
+#include "mojo/public/interfaces/application/service_provider.mojom.h"
+#include "url/gurl.h"
+
+namespace mojo {
+
+class MOJO_APPLICATION_MANAGER_EXPORT ApplicationManager {
+ public:
+ class MOJO_APPLICATION_MANAGER_EXPORT Delegate {
+ public:
+ virtual ~Delegate();
+ // Send when the Application holding the handle on the other end of the
+ // Shell pipe goes away.
+ virtual void OnApplicationError(const GURL& url) = 0;
+ };
+
+ // API for testing.
+ class MOJO_APPLICATION_MANAGER_EXPORT TestAPI {
+ public:
+ explicit TestAPI(ApplicationManager* manager);
+ ~TestAPI();
+
+ // Returns true if the shared instance has been created.
+ static bool HasCreatedInstance();
+ // Returns true if there is a ShellImpl for this URL.
+ bool HasFactoryForURL(const GURL& url) const;
+
+ private:
+ ApplicationManager* manager_;
+
+ DISALLOW_COPY_AND_ASSIGN(TestAPI);
+ };
+
+ // Interface class for debugging only.
+ class Interceptor {
+ public:
+ virtual ~Interceptor() {}
+ // Called when ApplicationManager::Connect is called.
+ virtual ServiceProviderPtr OnConnectToClient(
+ const GURL& url,
+ ServiceProviderPtr service_provider) = 0;
+ };
+
+ ApplicationManager();
+ ~ApplicationManager();
+
+ // Returns a shared instance, creating it if necessary.
+ static ApplicationManager* GetInstance();
+
+ void SetDelegate(Delegate* delegate) { delegate_ = delegate; }
+
+ // Loads a service if necessary and establishes a new client connection.
+ void ConnectToApplication(const GURL& application_url,
+ const GURL& requestor_url,
+ ServiceProviderPtr service_provider);
+
+ template <typename Interface>
+ inline void ConnectToService(const GURL& application_url,
+ InterfacePtr<Interface>* ptr) {
+ ScopedMessagePipeHandle service_handle =
+ ConnectToServiceByName(application_url, Interface::Name_);
+ ptr->Bind(service_handle.Pass());
+ }
+
+ ScopedMessagePipeHandle ConnectToServiceByName(
+ const GURL& application_url,
+ const std::string& interface_name);
+
+ void RegisterExternalApplication(const GURL& application_url,
+ ScopedMessagePipeHandle shell);
+
+ void set_delegate(Delegate* delegate) { delegate_ = delegate; }
+
+ // Sets the default Loader to be used if not overridden by SetLoaderForURL()
+ // or SetLoaderForScheme().
+ void set_default_loader(scoped_ptr<ApplicationLoader> loader) {
+ default_loader_ = loader.Pass();
+ }
+ // Sets a Loader to be used for a specific url.
+ void SetLoaderForURL(scoped_ptr<ApplicationLoader> loader, const GURL& url);
+ // Sets a Loader to be used for a specific url scheme.
+ void SetLoaderForScheme(scoped_ptr<ApplicationLoader> loader,
+ const std::string& scheme);
+ // These strings will be passed to the Initialize() method when an
+ // Application is instantiated.
+ void SetArgsForURL(const std::vector<std::string>& args, const GURL& url);
+
+ // Allows to interpose a debugger to service connections.
+ void SetInterceptor(Interceptor* interceptor);
+
+ // Destroys all Shell-ends of connections established with Applications.
+ // Applications connected by this ApplicationManager will observe pipe errors
+ // and have a chance to shutdown.
+ void TerminateShellConnections();
+
+ private:
+ struct ContentHandlerConnection;
+ class LoadCallbacksImpl;
+ class ShellImpl;
+
+ typedef std::map<std::string, ApplicationLoader*> SchemeToLoaderMap;
+ typedef std::map<GURL, ApplicationLoader*> URLToLoaderMap;
+ typedef std::map<GURL, ShellImpl*> URLToShellImplMap;
+ typedef std::map<GURL, ContentHandlerConnection*> URLToContentHandlerMap;
+ typedef std::map<GURL, std::vector<std::string> > URLToArgsMap;
+
+ void ConnectToClient(ShellImpl* shell_impl,
+ const GURL& url,
+ const GURL& requestor_url,
+ ServiceProviderPtr service_provider);
+
+ void RegisterLoadedApplication(const GURL& service_url,
+ const GURL& requestor_url,
+ ServiceProviderPtr service_provider,
+ ScopedMessagePipeHandle* shell_handle);
+
+ void LoadWithContentHandler(const GURL& content_url,
+ const GURL& requestor_url,
+ const GURL& content_handler_url,
+ URLResponsePtr url_response,
+ ServiceProviderPtr service_provider);
+
+ // Returns the Loader to use for a url (using default if not overridden.)
+ // The preference is to use a loader that's been specified for an url first,
+ // then one that's been specified for a scheme, then the default.
+ ApplicationLoader* GetLoaderForURL(const GURL& url);
+
+ // Removes a ShellImpl when it encounters an error.
+ void OnShellImplError(ShellImpl* shell_impl);
+
+ Delegate* delegate_;
+ // Loader management.
+ URLToLoaderMap url_to_loader_;
+ SchemeToLoaderMap scheme_to_loader_;
+ scoped_ptr<ApplicationLoader> default_loader_;
+ Interceptor* interceptor_;
+
+ URLToShellImplMap url_to_shell_impl_;
+ URLToContentHandlerMap url_to_content_handler_;
+ URLToArgsMap url_to_args_;
+
+ base::WeakPtrFactory<ApplicationManager> weak_ptr_factory_;
+
+ DISALLOW_COPY_AND_ASSIGN(ApplicationManager);
+};
+
+} // namespace mojo
+
+#endif // MOJO_APPLICATION_MANAGER_APPLICATION_MANAGER_H_
