Issue 4030 - Move JNI bindings into separate library project

jni/JniJsEngine.cpp

-/*
- * This file is part of Adblock Plus <https://adblockplus.org/>,
- * Copyright (C) 2006-2016 Eyeo GmbH
- *
- * Adblock Plus is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 3 as
- * published by the Free Software Foundation.
- *
- * Adblock Plus is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <AdblockPlus.h>
-#include "Utils.h"
-#include "JniCallbacks.h"
-
-static void TransformAppInfo(JNIEnv* env, jobject jAppInfo, AdblockPlus::AppInfo& appInfo)
-{
-  jclass clazz = env->GetObjectClass(jAppInfo);
-
-  appInfo.application = JniGetStringField(env, clazz, jAppInfo, "application");
-  appInfo.applicationVersion = JniGetStringField(env, clazz, jAppInfo, "applicationVersion");
-  appInfo.locale = JniGetStringField(env, clazz, jAppInfo, "locale");
-  appInfo.name = JniGetStringField(env, clazz, jAppInfo, "name");
-  appInfo.version = JniGetStringField(env, clazz, jAppInfo, "version");
-
-  appInfo.developmentBuild = JniGetBooleanField(env, clazz, jAppInfo, "developmentBuild");
-}
-
-static jlong JNICALL JniCtor(JNIEnv* env, jclass clazz, jobject jAppInfo)
-{
-  AdblockPlus::AppInfo appInfo;
-
-  TransformAppInfo(env, jAppInfo, appInfo);
-
-  try
-  {
-    return JniPtrToLong(new AdblockPlus::JsEnginePtr(AdblockPlus::JsEngine::New(appInfo)));
-  }
-  CATCH_THROW_AND_RETURN(env, 0)
-}
-
-static void JNICALL JniDtor(JNIEnv* env, jclass clazz, jlong ptr)
-{
-  delete JniLongToTypePtr<AdblockPlus::JsEnginePtr>(ptr);
-}
-
-static void JNICALL JniSetEventCallback(JNIEnv* env, jclass clazz, jlong ptr, jstring jEventName, jlong jCallbackPtr)
-{
-  AdblockPlus::JsEnginePtr& engine = *JniLongToTypePtr<AdblockPlus::JsEnginePtr>(ptr);
-
-  JniEventCallback* callback = JniLongToTypePtr<JniEventCallback>(jCallbackPtr);
-  std::string eventName = JniJavaToStdString(env, jEventName);
-  AdblockPlus::JsEngine::EventCallback eCallback = std::bind(&JniEventCallback::Callback, callback, std::placeholders::_1);
-
-  try
-  {
-    engine->SetEventCallback(eventName, eCallback);
-  }
-  CATCH_AND_THROW(env)
-}
-
-static void JNICALL JniRemoveEventCallback(JNIEnv* env, jclass clazz, jlong ptr, jstring jEventName)
-{
-  AdblockPlus::JsEnginePtr& engine = *JniLongToTypePtr<AdblockPlus::JsEnginePtr>(ptr);
-
-  std::string eventName = JniJavaToStdString(env, jEventName);
-
-  try
-  {
-    engine->RemoveEventCallback(eventName);
-  }
-  CATCH_AND_THROW(env)
-}
-
-static jobject JNICALL JniEvaluate(JNIEnv* env, jclass clazz, jlong ptr, jstring jSource, jstring jFilename)
-{
-  AdblockPlus::JsEnginePtr& engine = *JniLongToTypePtr<AdblockPlus::JsEnginePtr>(ptr);
-
-  std::string source = JniJavaToStdString(env, jSource);
-  std::string filename = JniJavaToStdString(env, jFilename);
-
-  try
-  {
-    AdblockPlus::JsValuePtr jsValue = engine->Evaluate(source, filename);
-    return NewJniJsValue(env, jsValue);
-  }
-  CATCH_THROW_AND_RETURN(env, 0)
-}
-
-static void JNICALL JniTriggerEvent(JNIEnv* env, jclass clazz, jlong ptr, jstring jEventName, jarray jJsPtrs)
-{
-  AdblockPlus::JsEnginePtr& engine = *JniLongToTypePtr<AdblockPlus::JsEnginePtr>(ptr);
-  std::string eventName = JniJavaToStdString(env, jEventName);
-  AdblockPlus::JsValueList args;
-
-  if (jJsPtrs)
-  {
-    jlong* ptrs = (jlong*)env->GetPrimitiveArrayCritical(jJsPtrs, 0);
-
-    jsize length = env->GetArrayLength(jJsPtrs);
-
-    for (jsize i = 0; i < length; i++)
-    {
-      args.push_back(JniGetJsValuePtr(ptrs[i]));
-    }
-
-    env->ReleasePrimitiveArrayCritical(jJsPtrs, ptrs, JNI_ABORT);
-  }
-
-  try
-  {
-    engine->TriggerEvent(eventName, args);
-  }
-  CATCH_AND_THROW(env)
-}
-
-static void JNICALL JniSetDefaultFileSystem(JNIEnv* env, jclass clazz, jlong ptr, jstring jBasePath)
-{
-  AdblockPlus::JsEnginePtr& engine = *JniLongToTypePtr<AdblockPlus::JsEnginePtr>(ptr);
-
-  try
-  {
-    AdblockPlus::FileSystemPtr fileSystem(new AdblockPlus::DefaultFileSystem());
-
-    std::string basePath = JniJavaToStdString(env, jBasePath);
-    reinterpret_cast<AdblockPlus::DefaultFileSystem*>(fileSystem.get())->SetBasePath(basePath);
-
-    engine->SetFileSystem(fileSystem);
-  }
-  CATCH_AND_THROW(env)
-}
-
-static void JNICALL JniSetDefaultWebRequest(JNIEnv* env, jclass clazz, jlong ptr)
-{
-  AdblockPlus::JsEnginePtr& engine = *JniLongToTypePtr<AdblockPlus::JsEnginePtr>(ptr);
-
-  try
-  {
-    AdblockPlus::WebRequestPtr webRequest(new AdblockPlus::DefaultWebRequest());
-
-    engine->SetWebRequest(webRequest);
-  }
-  CATCH_AND_THROW(env)
-}
-
-static void JNICALL JniSetDefaultLogSystem(JNIEnv* env, jclass clazz, jlong ptr)
-{
-  AdblockPlus::JsEnginePtr& engine = *JniLongToTypePtr<AdblockPlus::JsEnginePtr>(ptr);
-
-  try
-  {
-    AdblockPlus::LogSystemPtr logSystem(new AdblockPlus::DefaultLogSystem());
-
-    engine->SetLogSystem(logSystem);
-  }
-  CATCH_AND_THROW(env)
-}
-
-static void JNICALL JniSetLogSystem(JNIEnv* env, jclass clazz, jlong ptr, jlong logSystemPtr)
-{
-  AdblockPlus::JsEnginePtr& engine = *JniLongToTypePtr<AdblockPlus::JsEnginePtr>(ptr);
-
-  try
-  {
-    AdblockPlus::LogSystemPtr logSystem(JniLongToTypePtr<JniLogSystemCallback>(logSystemPtr));
-
-    engine->SetLogSystem(logSystem);
-  }
-  CATCH_AND_THROW(env)
-}
-
-static void JNICALL JniSetWebRequest(JNIEnv* env, jclass clazz, jlong ptr, jlong webRequestPtr)
-{
-  AdblockPlus::JsEnginePtr& engine = *JniLongToTypePtr<AdblockPlus::JsEnginePtr>(ptr);
-
-  try
-  {
-    AdblockPlus::WebRequestPtr& webRequest = *JniLongToTypePtr<AdblockPlus::WebRequestPtr>(webRequestPtr);
-
-    engine->SetWebRequest(webRequest);
-  }
-  CATCH_AND_THROW(env)
-}
-
-static jobject JNICALL JniNewLongValue(JNIEnv* env, jclass clazz, jlong ptr, jlong value)
-{
-  AdblockPlus::JsEnginePtr& engine = *JniLongToTypePtr<AdblockPlus::JsEnginePtr>(ptr);
-
-  try
-  {
-    AdblockPlus::JsValuePtr jsValue = engine->NewValue(static_cast<int64_t>(value));
-    return NewJniJsValue(env, jsValue);
-  }
-  CATCH_THROW_AND_RETURN(env, 0)
-}
-
-static jobject JNICALL JniNewBooleanValue(JNIEnv* env, jclass clazz, jlong ptr, jboolean value)
-{
-  AdblockPlus::JsEnginePtr& engine = *JniLongToTypePtr<AdblockPlus::JsEnginePtr>(ptr);
-
-  try
-  {
-    AdblockPlus::JsValuePtr jsValue = engine->NewValue(value == JNI_TRUE ? true : false);
-    return NewJniJsValue(env, jsValue);
-  }
-  CATCH_THROW_AND_RETURN(env, 0)
-}
-
-static jobject JNICALL JniNewStringValue(JNIEnv* env, jclass clazz, jlong ptr, jstring value)
-{
-  AdblockPlus::JsEnginePtr& engine = *JniLongToTypePtr<AdblockPlus::JsEnginePtr>(ptr);
-
-  try
-  {
-    std::string strValue = JniJavaToStdString(env, value);
-    AdblockPlus::JsValuePtr jsValue = engine->NewValue(strValue);
-    return NewJniJsValue(env, jsValue);
-  }
-  CATCH_THROW_AND_RETURN(env, 0)
-}
-
-// TODO: List of functions that lack JNI bindings
-//JsValuePtr NewObject();
-//JsValuePtr NewCallback(v8::InvocationCallback callback);
-//static JsEnginePtr FromArguments(const v8::Arguments& arguments);
-//JsValueList ConvertArguments(const v8::Arguments& arguments);
-
-static JNINativeMethod methods[] =
-{
-  { (char*)"ctor", (char*)"(" TYP("AppInfo") ")J", (void*)JniCtor },
-  { (char*)"dtor", (char*)"(J)V", (void*)JniDtor },
-
-  { (char*)"setEventCallback", (char*)"(JLjava/lang/String;J)V", (void*)JniSetEventCallback },
-  { (char*)"removeEventCallback", (char*)"(JLjava/lang/String;)V", (void*)JniRemoveEventCallback },
-  { (char*)"triggerEvent", (char*)"(JLjava/lang/String;[J)V", (void*)JniTriggerEvent },
-
-  { (char*)"evaluate", (char*)"(JLjava/lang/String;Ljava/lang/String;)" TYP("JsValue"), (void*)JniEvaluate },
-
-  { (char*)"setDefaultFileSystem", (char*)"(JLjava/lang/String;)V", (void*)JniSetDefaultFileSystem },
-  { (char*)"setLogSystem", (char*)"(JJ)V", (void*)JniSetLogSystem },
-  { (char*)"setDefaultLogSystem", (char*)"(J)V", (void*)JniSetDefaultLogSystem },
-  { (char*)"setWebRequest", (char*)"(JJ)V", (void*)JniSetWebRequest },
-  { (char*)"setDefaultWebRequest", (char*)"(J)V", (void*)JniSetDefaultWebRequest },
-
-  { (char*)"newValue", (char*)"(JJ)" TYP("JsValue"), (void*)JniNewLongValue },
-  { (char*)"newValue", (char*)"(JZ)" TYP("JsValue"), (void*)JniNewBooleanValue },
-  { (char*)"newValue", (char*)"(JLjava/lang/String;)" TYP("JsValue"), (void*)JniNewStringValue }
-};
-
-extern "C" JNIEXPORT void JNICALL Java_org_adblockplus_libadblockplus_JsEngine_registerNatives(JNIEnv *env, jclass clazz)
-{
-  env->RegisterNatives(clazz, methods, sizeof(methods) / sizeof(methods[0]));
-}