base/android/field_trial_list.cc

   1 // Copyright 2014 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 #include "base/android/field_trial_list.h"
   6
   7 #include <jni.h>
   8
   9 #include "base/android/jni_string.h"
  10 #include "base/metrics/field_trial.h"
  11 #include "jni/FieldTrialList_jni.h"
  12
  13 using base::android::ConvertJavaStringToUTF8;
  14 using base::android::ConvertUTF8ToJavaString;
  15
  16 static ScopedJavaLocalRef<jstring> FindFullName(
  17     JNIEnv* env,
  18     const JavaParamRef<jclass>& clazz,
  19     const JavaParamRef<jstring>& jtrial_name) {
  20   std::string trial_name(ConvertJavaStringToUTF8(env, jtrial_name));
  21   return ConvertUTF8ToJavaString(
  22       env, base::FieldTrialList::FindFullName(trial_name));
  23 }
  24
  25 static jboolean TrialExists(JNIEnv* env,
  26                             const JavaParamRef<jclass>& clazz,
  27                             const JavaParamRef<jstring>& jtrial_name) {
  28   std::string trial_name(ConvertJavaStringToUTF8(env, jtrial_name));
  29   return base::FieldTrialList::TrialExists(trial_name);
  30 }
  31
  32 namespace base {
  33 namespace android {
  34
  35 bool RegisterFieldTrialList(JNIEnv* env) {
  36   return RegisterNativesImpl(env);
  37 }
  38
  39 }  // namespace android
  40 }  // namespace base