base/android/features_jni.cc

   1 // Copyright 2021 The Chromium Authors
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/base_jni/Features_jni.h"
   6 #include "base/android/jni_string.h"
   7 #include "base/feature_list.h"
   8 #include "base/metrics/field_trial_params.h"
   9
  10 namespace base {
  11 namespace android {
  12
  13 jboolean JNI_Features_IsEnabled(JNIEnv* env, jlong native_feature_pointer) {
  14   return base::FeatureList::IsEnabled(
  15       *reinterpret_cast<base::Feature*>(native_feature_pointer));
  16 }
  17
  18 jboolean JNI_Features_GetFieldTrialParamByFeatureAsBoolean(
  19     JNIEnv* env,
  20     jlong native_feature_pointer,
  21     const JavaParamRef<jstring>& jparam_name,
  22     const jboolean jdefault_value) {
  23   const base::Feature& feature =
  24       *reinterpret_cast<base::Feature*>(native_feature_pointer);
  25   const std::string& param_name = ConvertJavaStringToUTF8(env, jparam_name);
  26   return base::GetFieldTrialParamByFeatureAsBool(feature, param_name,
  27                                                  jdefault_value);
  28 }
  29
  30 ScopedJavaLocalRef<jstring> JNI_Features_GetFieldTrialParamByFeatureAsString(
  31     JNIEnv* env,
  32     jlong native_feature_pointer,
  33     const JavaParamRef<jstring>& jparam_name) {
  34   const base::Feature& feature =
  35       *reinterpret_cast<base::Feature*>(native_feature_pointer);
  36   const std::string& param_name = ConvertJavaStringToUTF8(env, jparam_name);
  37   return base::android::ConvertUTF8ToJavaString(
  38       env, base::GetFieldTrialParamValueByFeature(feature, param_name));
  39 }
  40
  41 }  // namespace android
  42 }  // namespace base