blob: 8b341864654defa6978511aef33037ffb8a9729d [file] [log] [blame]
// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/android/jni_string.h"
#include "chrome/browser/browser_process.h"
#include "components/variations/service/variations_service.h"
#include "jni/VariationsSession_jni.h"
using base::android::JavaParamRef;
namespace {
// Tracks whether VariationsService::OnAppEnterForeground() has been called
// previously, in order to set the restrict mode param before the first call.
bool g_on_app_enter_foreground_called = false;
} // namespace
static void JNI_VariationsSession_StartVariationsSession(
JNIEnv* env,
const JavaParamRef<jobject>& obj,
const JavaParamRef<jstring>& jrestrict_mode) {
DCHECK(g_browser_process);
variations::VariationsService* variations_service =
g_browser_process->variations_service();
// Triggers an OnAppEnterForeground on the VariationsService. This may fetch
// a new seed.
if (variations_service) {
std::string restrict_mode =
base::android::ConvertJavaStringToUTF8(env, jrestrict_mode);
if (!restrict_mode.empty() && !g_on_app_enter_foreground_called)
variations_service->SetRestrictMode(restrict_mode);
variations_service->OnAppEnterForeground();
g_on_app_enter_foreground_called = true;
}
}
static base::android::ScopedJavaLocalRef<jstring>
JNI_VariationsSession_GetLatestCountry(JNIEnv* env,
const JavaParamRef<jobject>& obj) {
variations::VariationsService* variations_service =
g_browser_process->variations_service();
if (!variations_service)
return nullptr;
std::string latest_country = variations_service->GetLatestCountry();
if (latest_country.empty())
return nullptr;
return base::android::ConvertUTF8ToJavaString(env, latest_country);
}