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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/enterprise/util/android_enterprise_info.h"
#include <jni.h>
#include "base/android/jni_android.h"
// Must come after all headers that specialize FromJniType() / ToJniType().
#include "chrome/browser/enterprise/util/jni_headers/EnterpriseInfo_jni.h"
namespace enterprise_util {
AndroidEnterpriseInfo::AndroidEnterpriseInfo() = default;
AndroidEnterpriseInfo::~AndroidEnterpriseInfo() = default;
AndroidEnterpriseInfo* AndroidEnterpriseInfo::GetInstance() {
static base::NoDestructor<AndroidEnterpriseInfo> instance;
return instance.get();
}
void AndroidEnterpriseInfo::GetAndroidEnterpriseInfoState(
EnterpriseInfoCallback callback) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
callback_queue_.push(std::move(callback));
// If there is already a callback in the queue then that means we're already
// waiting on a response. No need to initiate another request.
if (callback_queue_.size() > 1)
return;
if (skip_jni_call_for_testing_)
return;
Java_EnterpriseInfo_getManagedStateForNative(
base::android::AttachCurrentThread());
}
void AndroidEnterpriseInfo::ServiceCallbacks(bool profile_owned,
bool device_owned) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
// Move the queue to a local so that we can handle re-entrancy.
std::queue<EnterpriseInfoCallback> local_queue;
local_queue.swap(callback_queue_);
while (local_queue.size() > 0) {
std::move(local_queue.front()).Run(profile_owned, device_owned);
local_queue.pop();
}
}
// JNI_EnterpriseInfo_UpdateNativeOwnedState() is static function, this makes
// friending it a hassle because it must be declared in the file that the friend
// declaration is in, but its declaration can't be included in multiple places
// or things get messy and the linker gets mad. This helper class exists only to
// friend the JNI function and is, in turn, friended by AndroidEnterpriseInfo
// which allows for the private ServiceCallbacks() to be reached.
class AndroidEnterpriseInfoFriendHelper {
private:
friend void ::JNI_EnterpriseInfo_UpdateNativeOwnedState(
JNIEnv* env,
jboolean hasProfileOwnerApp,
jboolean hasDeviceOwnerApp);
static void ForwardToServiceCallbacks(bool profile_owned, bool device_owned) {
AndroidEnterpriseInfo::GetInstance()->ServiceCallbacks(profile_owned,
device_owned);
}
};
} // namespace enterprise_util
void JNI_EnterpriseInfo_UpdateNativeOwnedState(JNIEnv* env,
jboolean hasProfileOwnerApp,
jboolean hasDeviceOwnerApp) {
enterprise_util::AndroidEnterpriseInfoFriendHelper::ForwardToServiceCallbacks(
static_cast<bool>(hasProfileOwnerApp),
static_cast<bool>(hasDeviceOwnerApp));
}
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