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Added Android support for loading multiple RAM bundles

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Differential Revision: D5901574

fbshipit-source-id: 395bae41e58505918d7ad20ac432eba3361361ea
This commit is contained in:
Alex Dvornikov 2017-09-29 14:42:24 -07:00 committed by Facebook Github Bot
parent e691699820
commit 4162d73ec0
6 changed files with 76 additions and 5 deletions
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1
ReactAndroid/src/main/jni/react/jni/Android.mk
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@ -14,6 +14,7 @@ LOCAL_SRC_FILES := \
JSLoader.cpp \
JSLogging.cpp \
JniJSModulesUnbundle.cpp \
JniRAMBundleRegistry.cpp \
MethodInvoker.cpp \
ModuleRegistryBuilder.cpp \
NativeArray.cpp \

5
ReactAndroid/src/main/jni/react/jni/CatalystInstanceImpl.cpp
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@ -23,6 +23,7 @@
#include "CxxModuleWrapper.h"
#include "JavaScriptExecutorHolder.h"
#include "JniJSModulesUnbundle.h"
#include "JniRAMBundleRegistry.h"
#include "JNativeRunnable.h"
#include "NativeArray.h"
@ -186,8 +187,8 @@ void CatalystInstanceImpl::jniLoadScriptFromAssets(
auto manager = extractAssetManager(assetManager);
auto script = loadScriptFromAssets(manager, sourceURL);
if (JniJSModulesUnbundle::isUnbundle(manager, sourceURL)) {
auto bundle = folly::make_unique<JniJSModulesUnbundle>(manager, sourceURL);
auto registry = folly::make_unique<RAMBundleRegistry>(std::move(bundle));
auto bundle = JniJSModulesUnbundle::fromEntryFile(manager, sourceURL);
auto registry = folly::make_unique<JniRAMBundleRegistry>(std::move(bundle), manager, sourceURL);
instance_->loadRAMBundle(
std::move(registry),
std::move(script),

12
ReactAndroid/src/main/jni/react/jni/JniJSModulesUnbundle.cpp
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@ -10,6 +10,8 @@
#include <sys/endian.h>
#include <utility>
#include <folly/Memory.h>
using magic_number_t = uint32_t;
const magic_number_t MAGIC_FILE_HEADER = 0xFB0BD1E5;
const std::string MAGIC_FILE_NAME = "UNBUNDLE";
@ -36,9 +38,15 @@ static asset_ptr openAsset(
AAsset_close);
}
JniJSModulesUnbundle::JniJSModulesUnbundle(AAssetManager *assetManager, const std::string& entryFile) :
std::unique_ptr<JniJSModulesUnbundle> JniJSModulesUnbundle::fromEntryFile(
AAssetManager *assetManager,
const std::string& entryFile) {
return folly::make_unique<JniJSModulesUnbundle>(assetManager, jsModulesDir(entryFile));
}
JniJSModulesUnbundle::JniJSModulesUnbundle(AAssetManager *assetManager, const std::string& moduleDirectory) :
m_assetManager(assetManager),
m_moduleDirectory(jsModulesDir(entryFile)) {}
m_moduleDirectory(moduleDirectory) {}
bool JniJSModulesUnbundle::isUnbundle(
AAssetManager *assetManager,

6
ReactAndroid/src/main/jni/react/jni/JniJSModulesUnbundle.h
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@ -2,6 +2,8 @@
#pragma once
#include <memory>
#include <android/asset_manager.h>
#include <cxxreact/JSModulesUnbundle.h>
@ -14,10 +16,12 @@ class JniJSModulesUnbundle : public JSModulesUnbundle {
*/
public:
JniJSModulesUnbundle() = default;
JniJSModulesUnbundle(AAssetManager *assetManager, const std::string& entryFile);
JniJSModulesUnbundle(AAssetManager *assetManager, const std::string& moduleDirectory);
JniJSModulesUnbundle(JniJSModulesUnbundle&& other) = delete;
JniJSModulesUnbundle& operator= (JSModulesUnbundle&& other) = delete;
static std::unique_ptr<JniJSModulesUnbundle> fromEntryFile(AAssetManager *assetManager, const std::string& entryFile);
static bool isUnbundle(
AAssetManager *assetManager,
const std::string& assetName);

36
ReactAndroid/src/main/jni/react/jni/JniRAMBundleRegistry.cpp Normal file
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@ -0,0 +1,36 @@
// Copyright 2004-present Facebook. All Rights Reserved.
#include "JniRAMBundleRegistry.h"
#include <libgen.h>
#include <folly/Conv.h>
#include <folly/Memory.h>
#include "JniJSModulesUnbundle.h"
namespace facebook {
namespace react {
static std::string jsBundlesDir(const std::string& entryFile) {
std::string dir = dirname(entryFile.c_str());
std::string entryName = basename(entryFile.c_str());
entryName.erase(entryName.find("."), std::string::npos);
std::string path = "js-bundles/" + entryName + "/";
// android's asset manager does not work with paths that start with a dot
return dir == "." ? path : dir + "/" + path;
}
JniRAMBundleRegistry::JniRAMBundleRegistry(std::unique_ptr<JSModulesUnbundle> mainBundle, AAssetManager *assetManager, const std::string& entryFile) :
RAMBundleRegistry(std::move(mainBundle)),
m_assetManager(assetManager),
m_baseDirectoryPath(jsBundlesDir(entryFile)) {}
std::unique_ptr<JSModulesUnbundle> JniRAMBundleRegistry::bundleById(uint32_t index) const {
std::string bundlePathById = m_baseDirectoryPath + folly::to<std::string>(index) + "/js-modules/";
return folly::make_unique<JniJSModulesUnbundle>(m_assetManager, bundlePathById);
}
}
}

21
ReactAndroid/src/main/jni/react/jni/JniRAMBundleRegistry.h Normal file
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@ -0,0 +1,21 @@
// Copyright 2004-present Facebook. All Rights Reserved.
#include <android/asset_manager.h>
#include <cxxreact/RAMBundleRegistry.h>
namespace facebook {
namespace react {
class JniRAMBundleRegistry : public RAMBundleRegistry {
public:
JniRAMBundleRegistry(std::unique_ptr<JSModulesUnbundle> mainBundle, AAssetManager *assetManager, const std::string& entryFile);
protected:
virtual std::unique_ptr<JSModulesUnbundle> bundleById(uint32_t index) const override;
private:
AAssetManager *m_assetManager = nullptr;
std::string m_baseDirectoryPath;
};
}
}