New JNI bindings

jni/JniFilter.cpp

Index: jni/JniFilter.cpp
diff --git a/jni/JniFilter.cpp b/jni/JniFilter.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..f3d3df8b0b50527dbc39c20cd44a5290b2ea8c13
--- /dev/null
+++ b/jni/JniFilter.cpp
@@ -0,0 +1,126 @@
+/*
+ * This file is part of Adblock Plus <http://adblockplus.org/>,
+ * Copyright (C) 2006-2014 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 "JniJsValue.h"
+
+static AdblockPlus::Filter* GetFilterPtr(jlong ptr)
+{
+  return JniLongToTypePtr<AdblockPlus::FilterPtr>(ptr)->get();
+}
+
+static jlong JNICALL JniCtor(JNIEnv* env, jclass clazz, jlong jsValue)
+{
+  try
+  {
+    return JniPtrToLong(new AdblockPlus::FilterPtr(new AdblockPlus::Filter(JniGetJsValuePtr(jsValue))));
+  }
+  CATCH_THROW_AND_RETURN(env, 0)
+}
+
+static jobject JNICALL JniGetType(JNIEnv* env, jclass clazz, jlong ptr)
+{
+  AdblockPlus::Filter::Type type;
+  try
+  {
+    type = GetFilterPtr(ptr)->GetType();
+  }
+  CATCH_THROW_AND_RETURN(env, 0)
+
+  const char* enumName = 0;
+
+  switch (type)
+  {
+  case AdblockPlus::Filter::TYPE_BLOCKING:
+    enumName = "BLOCKING";
+    break;
+  case AdblockPlus::Filter::TYPE_COMMENT:
+    enumName = "COMMENT";
+    break;
+  case AdblockPlus::Filter::TYPE_ELEMHIDE:
+    enumName = "ELEMHIDE";
+    break;
+  case AdblockPlus::Filter::TYPE_ELEMHIDE_EXCEPTION:
+    enumName = "ELEMHIDE_EXCEPTION";
+    break;
+  case AdblockPlus::Filter::TYPE_EXCEPTION:
+    enumName = "EXCEPTION";
+    break;
+  default:
+    enumName = "INVALID";
+    break;
+  }
+
+  jclass enumClass = env->FindClass(PKG("Filter$Type"));
+  jfieldID enumField = env->GetStaticFieldID(enumClass, enumName, TYP("Filter$Type"));
+  return env->GetStaticObjectField(enumClass, enumField);
+}
+
+static jboolean JNICALL JniIsListed(JNIEnv* env, jclass clazz, jlong ptr)
+{
+  try
+  {
+    return GetFilterPtr(ptr)->IsListed() ? JNI_TRUE : JNI_FALSE;
+  }
+  CATCH_THROW_AND_RETURN(env, JNI_FALSE)
+}
+
+static void JNICALL JniAddToList(JNIEnv* env, jclass clazz, jlong ptr)
+{
+  try
+  {
+    GetFilterPtr(ptr)->AddToList();
+  }
+  CATCH_AND_THROW(env)
+}
+
+static void JNICALL JniRemoveFromList(JNIEnv* env, jclass clazz, jlong ptr)
+{
+  try
+  {
+    GetFilterPtr(ptr)->RemoveFromList();
+  }
+  CATCH_AND_THROW(env)
+}
+
+static jboolean JNICALL JniOperatorEquals(JNIEnv* env, jclass clazz, jlong ptr, jlong otherPtr)
+{
+  AdblockPlus::Filter* me = GetFilterPtr(ptr);
+  AdblockPlus::Filter* other = GetFilterPtr(otherPtr);
+
+  try
+  {
+    return *me == *other ? JNI_TRUE : JNI_FALSE;
+  }
+  CATCH_THROW_AND_RETURN(env, JNI_FALSE)
+}
+
+static JNINativeMethod methods[] =
+{
+  { (char*)"ctor", (char*)"(J)J", (void*)JniCtor },
+  { (char*)"getType", (char*)"(J)" TYP("Filter$Type"), (void*)JniGetType },
+  { (char*)"isListed", (char*)"(J)Z", (void*)JniIsListed },
+  { (char*)"addToList", (char*)"(J)V", (void*)JniAddToList },
+  { (char*)"removeFromList", (char*)"(J)V", (void*)JniRemoveFromList },
+  { (char*)"operatorEquals", (char*)"(JJ)Z", (void*)JniOperatorEquals }
+};
+
+extern "C" JNIEXPORT void JNICALL Java_org_adblockplus_libadblockplus_Filter_registerNatives(JNIEnv *env, jclass clazz)
+{
+  env->RegisterNatives(clazz, methods, sizeof(methods) / sizeof(methods[0]));
+}