Merge from Chromium at DEPS revision r212014
This commit was generated by merge_to_master.py.
Change-Id: Ie0f261e9682cd8abea1eea1e51beab83d5eea21a
diff --git a/remoting/client/jni/chromoting_jni.h b/remoting/client/jni/chromoting_jni.h
new file mode 100644
index 0000000..23df7b0
--- /dev/null
+++ b/remoting/client/jni/chromoting_jni.h
@@ -0,0 +1,110 @@
+// Copyright 2013 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 REMOTING_CLIENT_JNI_CHROMOTING_JNI_H_
+#define REMOTING_CLIENT_JNI_CHROMOTING_JNI_H_
+
+#include <jni.h>
+
+#include "base/at_exit.h"
+#include "net/url_request/url_request_context_getter.h"
+#include "remoting/base/auto_thread.h"
+#include "remoting/protocol/connection_to_host.h"
+
+template<typename T> struct DefaultSingletonTraits;
+
+namespace remoting {
+class ChromotingJniInstance;
+
+// Houses the global resources on which the Chromoting components run
+// (e.g. message loops and task runners). Proxies outgoing JNI calls from its
+// ChromotingJniInstance member to Java. All its methods should be invoked
+// exclusively from the UI thread.
+class ChromotingJni {
+ public:
+ // This class is instantiated at process initialization and persists until
+ // we close. Its components are reused across |ChromotingJniInstance|s.
+ static ChromotingJni* GetInstance();
+
+ scoped_refptr<AutoThreadTaskRunner> ui_task_runner() {
+ return ui_task_runner_;
+ }
+
+ scoped_refptr<AutoThreadTaskRunner> network_task_runner() {
+ return network_task_runner_;
+ }
+
+ scoped_refptr<AutoThreadTaskRunner> display_task_runner() {
+ return display_task_runner_;
+ }
+
+ scoped_refptr<net::URLRequestContextGetter> url_requester() {
+ return url_requester_;
+ }
+
+ // Initiates a connection with the specified host. Must only be called when
+ // |session_| is null (i.e. before any other call to Connect() or following
+ // a call to Disconnect()).
+ void ConnectToHost(const char* username,
+ const char* auth_token,
+ const char* host_jid,
+ const char* host_id,
+ const char* host_pubkey);
+
+ // Terminates any ongoing connection attempt and cleans up by nullifying
+ // |session_|. This is a no-op unless |session| is currently non-null.
+ void DisconnectFromHost();
+
+ // Returns the client for the currently-active session. Do not call if
+ // |session| is null.
+ scoped_refptr<ChromotingJniInstance> session() {
+ DCHECK(session_);
+ return session_;
+ }
+
+ // Notifies the user that the connection status has changed.
+ void ReportConnectionStatus(protocol::ConnectionToHost::State state,
+ protocol::ErrorCode error);
+
+ // Pops up a dialog box asking the user to enter a PIN.
+ void DisplayAuthenticationPrompt();
+
+ private:
+ ChromotingJni();
+
+ // Forces a DisconnectFromHost() in case there is any active or failed
+ // connection, then proceeds to tear down the Chromium dependencies on which
+ // all sessions depended. Because destruction only occurs at application exit
+ // after all connections have terminated, it is safe to make unretained
+ // cross-thread calls on the class.
+ virtual ~ChromotingJni();
+
+ // Reference to the Java class into which we make JNI calls.
+ jclass class_;
+
+ // Used by the Chromium libraries to clean up the base and net libraries' JNI
+ // bindings. It must persist for the lifetime of the singleton.
+ scoped_ptr<base::AtExitManager> at_exit_manager_;
+
+ // Chromium code's connection to the Java message loop.
+ scoped_ptr<base::MessageLoopForUI> ui_loop_;
+
+ // References to native threads.
+ scoped_refptr<AutoThreadTaskRunner> ui_task_runner_;
+ scoped_refptr<AutoThreadTaskRunner> network_task_runner_;
+ scoped_refptr<AutoThreadTaskRunner> display_task_runner_;
+
+ scoped_refptr<net::URLRequestContextGetter> url_requester_;
+
+ // Contains all connection-specific state.
+ scoped_refptr<ChromotingJniInstance> session_;
+
+ friend struct DefaultSingletonTraits<ChromotingJni>;
+
+ DISALLOW_COPY_AND_ASSIGN(ChromotingJni);
+};
+
+} // namespace remoting
+
+#endif