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1 // Copyright 2017 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 MEDIA_BASE_ANDROID_MEDIA_DRM_STORAGE_BRIDGE_H_ | |
6 #define MEDIA_BASE_ANDROID_MEDIA_DRM_STORAGE_BRIDGE_H_ | |
7 | |
8 #include <jni.h> | |
9 #include <memory> | |
10 | |
11 #include "base/android/scoped_java_ref.h" | |
12 #include "base/memory/ref_counted.h" | |
13 #include "base/memory/weak_ptr.h" | |
14 | |
15 namespace base { | |
16 class SingleThreadTaskRunner; | |
17 } // namespace base | |
18 | |
19 namespace media { | |
20 | |
21 class MediaDrmStorageBridge { | |
Tima Vaisburd
2017/03/31 22:53:32
Please write the comment that describes the purpos
yucliu1
2017/04/01 01:27:37
Done.
| |
22 public: | |
23 static bool RegisterMediaDrmStorageBridge(JNIEnv* env); | |
24 | |
25 MediaDrmStorageBridge(); | |
26 ~MediaDrmStorageBridge() = default; | |
27 | |
28 // The following OnXXX functions are called by Java. The functions will post | |
29 // task on message loop immediately to avoid reentrancy issues. | |
30 | |
31 // Called by the java object when device provision is finished. Implementation | |
32 // will record the time as provisioning time. | |
33 void OnProvisioned(JNIEnv* env, | |
34 const base::android::JavaParamRef<jobject>& j_storage, | |
35 // Callback<Boolean> | |
36 const base::android::JavaParamRef<jobject>& j_callback); | |
37 | |
38 // Called by the java object to load session data into memory. |j_callback| | |
39 // will return a null object if load fails. | |
40 void OnLoadInfo(JNIEnv* env, | |
41 const base::android::JavaParamRef<jobject>& j_storage, | |
42 const base::android::JavaParamRef<jbyteArray>& j_session_id, | |
43 // Callback<PersistentInfo> | |
44 const base::android::JavaParamRef<jobject>& j_callback); | |
45 | |
46 // Called by the java object to persistent session data. | |
47 void OnSaveInfo(JNIEnv* env, | |
48 const base::android::JavaParamRef<jobject>& j_storage, | |
49 // PersistentInfo | |
50 const base::android::JavaParamRef<jobject>& j_persist_info, | |
51 // Callback<Boolean> | |
52 const base::android::JavaParamRef<jobject>& j_callback); | |
53 | |
54 // Called by the java object to remove persistent session data. | |
55 void OnClearInfo(JNIEnv* env, | |
56 const base::android::JavaParamRef<jobject>& j_storage, | |
57 const base::android::JavaParamRef<jbyteArray>& j_session_id, | |
58 // Callback<Boolean> | |
59 const base::android::JavaParamRef<jobject>& j_callback); | |
60 | |
61 private: | |
62 scoped_refptr<base::SingleThreadTaskRunner> task_runner_; | |
63 | |
64 // NOTE: Weak pointers must be invalidated before all other member variables. | |
65 base::WeakPtrFactory<MediaDrmStorageBridge> weak_factory_; | |
66 | |
67 DISALLOW_COPY_AND_ASSIGN(MediaDrmStorageBridge); | |
68 }; | |
69 | |
70 } // namespace media | |
71 #endif // MEDIA_BASE_ANDROID_MEDIA_DRM_STORAGE_BRIDGE_H_ | |
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