1 files changed, 70 insertions, 0 deletions
diff --git a/compiler/hermes/src/core/Source.cpp b/compiler/hermes/src/core/Source.cpp
new file mode 100644
index 000000000..33f8b0570
--- /dev/null
+++ b/compiler/hermes/src/core/Source.cpp
@@ -0,0 +1,70 @@
+/*
+ * Copyright (c) 2019 Samsung Electronics Co., Ltd. All Rights Reserved
+ *
+ * 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.
+ */
+
+#include "hermes/core/Source.h"
+
+#include <stdex/Memory.h>
+
+#include <cassert>
+
+namespace hermes
+{
+
+Source::Source()
+{
+  assert(_reg == nullptr);
+  assert(_bus == nullptr);
+}
+
+Source::~Source()
+{
+  assert(_bus == nullptr);
+  assert(_reg == nullptr);
+}
+
+void Source::activate(Registry *reg, MessageBus *bus)
+{
+  assert((_reg == nullptr) && (_bus == nullptr));
+
+  _reg = reg;
+  _bus = bus;
+
+  _reg->attach(this);
+
+  assert((_bus != nullptr) && (_reg != nullptr));
+}
+
+void Source::deactivate(void)
+{
+  assert((_bus != nullptr) && (_reg != nullptr));
+
+  _reg->detach(this);
+
+  _bus = nullptr;
+  _reg = nullptr;
+
+  assert((_reg == nullptr) && (_bus == nullptr));
+}
+
+void Source::reload(const Config *c) { c->configure(this, _setting); }
+
+std::unique_ptr<MessageBuffer> Source::buffer(const Severity &) const
+{
+  // TODO Pass Severity
+  return stdex::make_unique<MessageBuffer>(_bus);
+}
+
+} // namespace hermes