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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 <memory>
#include "base/android/callback_android.h"
#include "base/android/jni_android.h"
#include "base/android/jni_array.h"
#include "chrome/browser/feed/feed_service_factory.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/profiles/profile_manager.h"
#include "components/feed/core/v2/public/feed_api.h"
#include "components/feed/core/v2/public/feed_service.h"
#include "components/feed/core/v2/public/persistent_key_value_store.h"
// Must come after all headers that specialize FromJniType() / ToJniType().
#include "chrome/browser/feed/android/jni_headers/FeedPersistentKeyValueCache_jni.h"
namespace feed {
namespace {
using base::android::JavaParamRef;
std::string JavaByteArrayToString(
JNIEnv* env,
const base::android::JavaRef<jbyteArray>& byte_array) {
std::string result;
base::android::JavaByteArrayToString(env, byte_array, &result);
return result;
}
void OnLookupFinished(JNIEnv* env,
base::android::ScopedJavaGlobalRef<jobject> callback,
PersistentKeyValueStore::Result result) {
base::android::ScopedJavaLocalRef<jbyteArray> j_result;
if (result.get_result) {
j_result = base::android::ToJavaByteArray(env, *result.get_result);
}
base::android::RunObjectCallbackAndroid(callback, j_result);
}
void CallRunnable(base::android::ScopedJavaGlobalRef<jobject> runnable,
PersistentKeyValueStore::Result result) {
if (runnable)
base::android::RunRunnableAndroid(runnable);
}
PersistentKeyValueStore* GetStore() {
Profile* profile = ProfileManager::GetLastUsedProfile();
if (!profile)
return nullptr;
FeedService* feed_service = FeedServiceFactory::GetForBrowserContext(profile);
if (!feed_service)
return nullptr;
return &feed_service->GetStream()->GetPersistentKeyValueStore();
}
} // namespace
void JNI_FeedPersistentKeyValueCache_Lookup(
JNIEnv* env,
const JavaParamRef<jbyteArray>& j_key,
const JavaParamRef<jobject>& j_response_callback) {
base::android::ScopedJavaGlobalRef<jobject> callback(j_response_callback);
PersistentKeyValueStore* store = GetStore();
if (!store) {
OnLookupFinished(env, std::move(callback), {});
return;
}
return store->Get(
JavaByteArrayToString(env, j_key),
base::BindOnce(&OnLookupFinished, env, std::move(callback)));
}
void JNI_FeedPersistentKeyValueCache_Put(
JNIEnv* env,
const JavaParamRef<jbyteArray>& j_key,
const JavaParamRef<jbyteArray>& j_value,
const JavaParamRef<jobject>& j_runnable) {
base::android::ScopedJavaGlobalRef<jobject> callback(j_runnable);
PersistentKeyValueStore* store = GetStore();
if (!store) {
base::android::RunRunnableAndroid(j_runnable);
return;
}
return store->Put(
JavaByteArrayToString(env, j_key), JavaByteArrayToString(env, j_value),
base::BindOnce(&CallRunnable,
base::android::ScopedJavaGlobalRef<jobject>(j_runnable)));
}
void JNI_FeedPersistentKeyValueCache_Evict(
JNIEnv* env,
const JavaParamRef<jbyteArray>& j_key,
const JavaParamRef<jobject>& j_runnable) {
base::android::ScopedJavaGlobalRef<jobject> callback(j_runnable);
PersistentKeyValueStore* store = GetStore();
if (!store) {
base::android::RunRunnableAndroid(j_runnable);
return;
}
return store->Delete(
JavaByteArrayToString(env, j_key),
base::BindOnce(&CallRunnable,
base::android::ScopedJavaGlobalRef<jobject>(j_runnable)));
}
} // namespace feed
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