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// 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 "chrome/browser/android/chrome_feature_list.h"
#include <stddef.h>
#include <string>
#include "base/android/jni_string.h"
#include "base/feature_list.h"
#include "base/macros.h"
#include "chrome/common/chrome_features.h"
#include "components/offline_pages/offline_page_feature.h"
#include "jni/ChromeFeatureList_jni.h"
using base::android::ConvertJavaStringToUTF8;
namespace chrome {
namespace android {
namespace {
// Array of features exposed through the Java ChromeFeatureList API. Entries in
// this array may either refer to features defined in this file (above) or in
// other locations in the code base (e.g. chrome/, components/, etc).
const base::Feature* kFeaturesExposedToJava[] = {
&kNTPOfflinePagesFeature,
&kNTPSnippetsFeature,
&kNTPToolbarFeature,
&kPhysicalWebFeature,
&features::kSimplifiedFullscreenUI,
&offline_pages::kOfflinePagesBackgroundLoadingFeature,
};
} // namespace
const base::Feature kNTPOfflinePagesFeature {
"NTPOfflinePages", base::FEATURE_DISABLED_BY_DEFAULT
};
const base::Feature kNTPSnippetsFeature {
"NTPSnippets", base::FEATURE_DISABLED_BY_DEFAULT
};
const base::Feature kNTPToolbarFeature {
"NTPToolbar", base::FEATURE_ENABLED_BY_DEFAULT
};
const base::Feature kPhysicalWebFeature {
"PhysicalWeb", base::FEATURE_DISABLED_BY_DEFAULT
};
const base::Feature kSystemDownloadManager {
"SystemDownloadManager", base::FEATURE_ENABLED_BY_DEFAULT
};
static jboolean IsEnabled(JNIEnv* env,
const JavaParamRef<jclass>& clazz,
const JavaParamRef<jstring>& jfeature_name) {
const std::string feature_name = ConvertJavaStringToUTF8(env, jfeature_name);
for (size_t i = 0; i < arraysize(kFeaturesExposedToJava); ++i) {
if (kFeaturesExposedToJava[i]->name == feature_name)
return base::FeatureList::IsEnabled(*kFeaturesExposedToJava[i]);
}
// Features queried via this API must be present in |kFeaturesExposedToJava|.
NOTREACHED();
return false;
}
bool RegisterChromeFeatureListJni(JNIEnv* env) {
return RegisterNativesImpl(env);
}
} // namespace android
} // namespace chrome
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