Revert of Break peerconnection_jni.cc into multiple files, in "pc" directory.

webrtc/sdk/android/src/jni/pc/statsobserver_jni.cc

-/*
- *  Copyright 2017 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#include "webrtc/sdk/android/src/jni/pc/statsobserver_jni.h"
-
-#include "webrtc/sdk/android/src/jni/classreferenceholder.h"
-
-namespace webrtc_jni {
-
-// Convenience, used since callbacks occur on the signaling thread, which may
-// be a non-Java thread.
-static JNIEnv* jni() {
-  return AttachCurrentThreadIfNeeded();
-}
-
-StatsObserverJni::StatsObserverJni(JNIEnv* jni, jobject j_observer)
-    : j_observer_global_(jni, j_observer),
-      j_observer_class_(jni, GetObjectClass(jni, j_observer)),
-      j_stats_report_class_(jni, FindClass(jni, "org/webrtc/StatsReport")),
-      j_stats_report_ctor_(GetMethodID(jni,
-                                       *j_stats_report_class_,
-                                       "<init>",
-                                       "(Ljava/lang/String;Ljava/lang/String;D"
-                                       "[Lorg/webrtc/StatsReport$Value;)V")),
-      j_value_class_(jni, FindClass(jni, "org/webrtc/StatsReport$Value")),
-      j_value_ctor_(GetMethodID(jni,
-                                *j_value_class_,
-                                "<init>",
-                                "(Ljava/lang/String;Ljava/lang/String;)V")) {}
-
-void StatsObserverJni::OnComplete(const webrtc::StatsReports& reports) {
-  ScopedLocalRefFrame local_ref_frame(jni());
-  jobjectArray j_reports = ReportsToJava(jni(), reports);
-  jmethodID m = GetMethodID(jni(), *j_observer_class_, "onComplete",
-                            "([Lorg/webrtc/StatsReport;)V");
-  jni()->CallVoidMethod(*j_observer_global_, m, j_reports);
-  CHECK_EXCEPTION(jni()) << "error during CallVoidMethod";
-}
-
-jobjectArray StatsObserverJni::ReportsToJava(
-    JNIEnv* jni,
-    const webrtc::StatsReports& reports) {
-  jobjectArray reports_array =
-      jni->NewObjectArray(reports.size(), *j_stats_report_class_, NULL);
-  int i = 0;
-  for (const auto* report : reports) {
-    ScopedLocalRefFrame local_ref_frame(jni);
-    jstring j_id = JavaStringFromStdString(jni, report->id()->ToString());
-    jstring j_type = JavaStringFromStdString(jni, report->TypeToString());
-    jobjectArray j_values = ValuesToJava(jni, report->values());
-    jobject j_report =
-        jni->NewObject(*j_stats_report_class_, j_stats_report_ctor_, j_id,
-                       j_type, report->timestamp(), j_values);
-    jni->SetObjectArrayElement(reports_array, i++, j_report);
-  }
-  return reports_array;
-}
-
-jobjectArray StatsObserverJni::ValuesToJava(
-    JNIEnv* jni,
-    const webrtc::StatsReport::Values& values) {
-  jobjectArray j_values =
-      jni->NewObjectArray(values.size(), *j_value_class_, NULL);
-  int i = 0;
-  for (const auto& it : values) {
-    ScopedLocalRefFrame local_ref_frame(jni);
-    // Should we use the '.name' enum value here instead of converting the
-    // name to a string?
-    jstring j_name = JavaStringFromStdString(jni, it.second->display_name());
-    jstring j_value = JavaStringFromStdString(jni, it.second->ToString());
-    jobject j_element_value =
-        jni->NewObject(*j_value_class_, j_value_ctor_, j_name, j_value);
-    jni->SetObjectArrayElement(j_values, i++, j_element_value);
-  }
-  return j_values;
-}
-
-}  // namespace webrtc_jni