ABP/Android V8 integration code

jni/utilityOps.cpp

 /*
  * This file is part of the Adblock Plus,
  * Copyright (C) 2006-2012 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 <string>
-#include <android/log.h>
+#include "debug.h"
 #include "ops.h"
 #include "wrap.h"
 
 v8::Handle<v8::Value> loadImpl(const v8::Arguments& args)
 {
+  D(D_WARN, "load()");
   v8::HandleScope handle_scope;
+
+  JNIEnv* jniEnv = NULL;
+  if (globalJvm->AttachCurrentThread(&jniEnv, NULL) != 0)
+    return v8::ThrowException(v8::String::New("Failed to get JNI environment"));
+
   if (args.Length() < 1)
     return v8::ThrowException(v8::String::New("File name expected"));
 
   v8::String::Utf8Value str(args[0]);
   if (!*str)
     return v8::ThrowException(v8::String::New("File name isn't a string"));
 
   jstring jstr = jniEnv->NewStringUTF(*str);
 
   jstring result;
@@ skipping 11 matching lines @@
   v8::Handle<v8::String> source = v8::Handle<v8::String>::Cast(wrapJavaObject(jniEnv, result));
   v8::Handle<v8::Script> script = v8::Script::Compile(source, args[0]);
   if (!script.IsEmpty())
     script->Run();
 
   return v8::Undefined();
 }
 
 v8::Handle<v8::Value> setStatusImpl(const v8::Arguments& args)
 {
+  D(D_WARN, "setStatus()");
   v8::HandleScope handle_scope;
+
+  JNIEnv* jniEnv = NULL;
+  if (globalJvm->AttachCurrentThread(&jniEnv, NULL) != 0)
+    return v8::ThrowException(v8::String::New("Failed to get JNI environment"));
 
   if (args.Length() < 2)
     return v8::ThrowException(v8::String::New("Not enough parameters"));
 
   if (!args[0]->IsString())
     return v8::ThrowException(v8::String::New("Parameter 0 must be a string"));
   if (!args[1]->IsNumber())
     return v8::ThrowException(v8::String::New("Parameter 1 must be a number"));
 
   v8::String::Utf8Value str(args[0]);
   if (!*str)
     return v8::ThrowException(v8::String::New("Parameter cannot be converted to string"));
   jstring jstr = jniEnv->NewStringUTF(*str);
 
   jlong jnum = (v8::Handle<v8::Integer>::Cast(args[1]))->Value();
 
   static jclass cls = jniEnv->GetObjectClass(jniCallback);
   static jmethodID mid = jniEnv->GetMethodID(cls, "setStatus", "(Ljava/lang/String;J)V");
   if (mid)
     jniEnv->CallVoidMethod(jniCallback, mid, jstr, jnum);
   jniEnv->DeleteLocalRef(jstr);
 
   return v8::Undefined();
 }
 
 v8::Handle<v8::Value> canAutoupdateImpl(const v8::Arguments& args)
 {
+  D(D_WARN, "canAutoupdate()");
   v8::HandleScope handle_scope;
+
+  JNIEnv* jniEnv = NULL;
+  if (globalJvm->AttachCurrentThread(&jniEnv, NULL) != 0)
+    return v8::ThrowException(v8::String::New("Failed to get JNI environment"));
 
   jboolean result;
   jclass cls = jniEnv->GetObjectClass(jniCallback);
   jmethodID mid = jniEnv->GetMethodID(cls, "canAutoupdate", "()Z");
   if (mid)
     result = jniEnv->CallBooleanMethod(jniCallback, mid);
   return wrapJavaObject(jniEnv, NewBoolean(jniEnv, result));
 }
 
 v8::Handle<v8::Value> showToastImpl(const v8::Arguments& args)
 {
+  D(D_WARN, "showToast()");
   v8::HandleScope handle_scope;
+
+  JNIEnv* jniEnv = NULL;
+  if (globalJvm->AttachCurrentThread(&jniEnv, NULL) != 0)
+    return v8::ThrowException(v8::String::New("Failed to get JNI environment"));
+
   if (args.Length() < 1)
     return v8::ThrowException(v8::String::New("String expected"));
 
   v8::String::Utf8Value str(args[0]);
   if (!*str)
       return v8::ThrowException(v8::String::New("Parameter cannot be converted to string"));
-  __android_log_print(ANDROID_LOG_INFO, "ST", *str);
+
   jstring jstr = jniEnv->NewStringUTF(*str);
 
   static jclass cls = jniEnv->GetObjectClass(jniCallback);
   static jmethodID mid = jniEnv->GetMethodID(cls, "showToast", "(Ljava/lang/String;)V");
   if (mid)
       jniEnv->CallVoidMethod(jniCallback, mid, jstr);
   jniEnv->DeleteLocalRef(jstr);
 
-    return v8::Undefined();
+  return v8::Undefined();
 }
 
 v8::Handle<v8::Value> printImpl(const v8::Arguments& args)
 {
+  D(D_WARN, "print()");
   bool first = true;
   std::string msg = "";
   for (int i = 0; i < args.Length(); i++)
   {
     v8::HandleScope handle_scope;
     if (first)
       first = false;
     else
       msg += " ";
     v8::String::Utf8Value str(args[i]);
     if (!*str)
       return v8::ThrowException(v8::String::New("Parameter cannot be converted to string"));
     msg += *str;
   }
-  __android_log_print(ANDROID_LOG_INFO, "JS", msg.c_str());
+
   return v8::Undefined();
 }