Add Parcel to fbjni

Summary: Referenced AContext and AApplication. Parcel is a similar android construct that we need and this seems like the best location in the repo to share this code.

Differential Revision: D59996746

fbshipit-source-id: fb7b5b9a1dd0fe6b48f2db8e91fd3d4b1ea9a4e3

cxx/fbjni/Parcel.h

@@ -0,0 +1,41 @@
+/*
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <fbjni/fbjni.h>
+
+namespace facebook {
+namespace jni {
+
+class AParcel : public JavaClass<AParcel> {
+ public:
+  static constexpr const char* kJavaDescriptor = "Landroid/os/Parcel;";
+
+  static facebook::jni::local_ref<AParcel> obtain() {
+    static const auto kMethod =
+        javaClassStatic()->getStaticMethod<local_ref<AParcel>()>("obtain");
+    return kMethod(javaClassStatic());
+  }
+
+  void recycle() {
+    static const auto kMethod = javaClassStatic()->getMethod<void()>("recycle");
+    kMethod(self());
+  }
+};
+
+} // namespace jni
+} // namespace facebook