An empty collector skeleton for a read barrier-based collector.

Bug: 12687968

Change-Id: Ic2a3a7b9943ca64e7f60f4d6ed552a316ea4a6f3
diff --git a/runtime/gc/collector/concurrent_copying.h b/runtime/gc/collector/concurrent_copying.h
new file mode 100644
index 0000000..ab26a9c
--- /dev/null
+++ b/runtime/gc/collector/concurrent_copying.h
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * 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.
+ */
+
+#ifndef ART_RUNTIME_GC_COLLECTOR_CONCURRENT_COPYING_H_
+#define ART_RUNTIME_GC_COLLECTOR_CONCURRENT_COPYING_H_
+
+#include "garbage_collector.h"
+
+namespace art {
+namespace gc {
+namespace collector {
+
+class ConcurrentCopying : public GarbageCollector {
+ public:
+  explicit ConcurrentCopying(Heap* heap, bool generational = false,
+                             const std::string& name_prefix = "")
+      : GarbageCollector(heap,
+                         name_prefix + (name_prefix.empty() ? "" : " ") +
+                         "concurrent copying + mark sweep") {}
+
+  ~ConcurrentCopying() {}
+
+  virtual void InitializePhase() OVERRIDE {}
+  virtual void MarkingPhase() OVERRIDE {}
+  virtual void ReclaimPhase() OVERRIDE {}
+  virtual void FinishPhase() OVERRIDE {}
+  virtual GcType GetGcType() const OVERRIDE {
+    return kGcTypePartial;
+  }
+  virtual CollectorType GetCollectorType() const OVERRIDE {
+    return kCollectorTypeCC;
+  }
+  virtual void RevokeAllThreadLocalBuffers() OVERRIDE {}
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(ConcurrentCopying);
+};
+
+}  // namespace collector
+}  // namespace gc
+}  // namespace art
+
+#endif  // ART_RUNTIME_GC_COLLECTOR_CONCURRENT_COPYING_H_