1 /*
2 * Copyright 2017 The WebRTC project authors. All Rights Reserved.
3 *
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
9 */
10
11 #include "sdk/android/src/jni/pc/stats_observer.h"
12
13 #include <vector>
14
15 #include "sdk/android/generated_peerconnection_jni/StatsObserver_jni.h"
16 #include "sdk/android/generated_peerconnection_jni/StatsReport_jni.h"
17 #include "sdk/android/native_api/jni/java_types.h"
18 #include "sdk/android/src/jni/jni_helpers.h"
19
20 namespace webrtc {
21 namespace jni {
22
23 namespace {
24
NativeToJavaStatsReportValue(JNIEnv * env,const rtc::scoped_refptr<StatsReport::Value> & value_ptr)25 ScopedJavaLocalRef<jobject> NativeToJavaStatsReportValue(
26 JNIEnv* env,
27 const rtc::scoped_refptr<StatsReport::Value>& value_ptr) {
28 // Should we use the '.name' enum value here instead of converting the
29 // name to a string?
30 return Java_Value_Constructor(
31 env, NativeToJavaString(env, value_ptr->display_name()),
32 NativeToJavaString(env, value_ptr->ToString()));
33 }
34
NativeToJavaStatsReportValueArray(JNIEnv * env,const StatsReport::Values & value_map)35 ScopedJavaLocalRef<jobjectArray> NativeToJavaStatsReportValueArray(
36 JNIEnv* env,
37 const StatsReport::Values& value_map) {
38 // Ignore the keys and make an array out of the values.
39 std::vector<StatsReport::ValuePtr> values;
40 for (const auto& it : value_map)
41 values.push_back(it.second);
42 return NativeToJavaObjectArray(env, values,
43 org_webrtc_StatsReport_00024Value_clazz(env),
44 &NativeToJavaStatsReportValue);
45 }
46
NativeToJavaStatsReport(JNIEnv * env,const StatsReport & report)47 ScopedJavaLocalRef<jobject> NativeToJavaStatsReport(JNIEnv* env,
48 const StatsReport& report) {
49 return Java_StatsReport_Constructor(
50 env, NativeToJavaString(env, report.id()->ToString()),
51 NativeToJavaString(env, report.TypeToString()), report.timestamp(),
52 NativeToJavaStatsReportValueArray(env, report.values()));
53 }
54
55 } // namespace
56
StatsObserverJni(JNIEnv * jni,const JavaRef<jobject> & j_observer)57 StatsObserverJni::StatsObserverJni(JNIEnv* jni,
58 const JavaRef<jobject>& j_observer)
59 : j_observer_global_(jni, j_observer) {}
60
61 StatsObserverJni::~StatsObserverJni() = default;
62
OnComplete(const StatsReports & reports)63 void StatsObserverJni::OnComplete(const StatsReports& reports) {
64 JNIEnv* env = AttachCurrentThreadIfNeeded();
65 ScopedJavaLocalRef<jobjectArray> j_reports =
66 NativeToJavaObjectArray(env, reports, org_webrtc_StatsReport_clazz(env),
67 [](JNIEnv* env, const StatsReport* report) {
68 return NativeToJavaStatsReport(env, *report);
69 });
70 Java_StatsObserver_onComplete(env, j_observer_global_, j_reports);
71 }
72
73 } // namespace jni
74 } // namespace webrtc
75