1 files changed, 21 insertions, 0 deletions
diff --git a/runtime/object_lock.h b/runtime/object_lock.h
index eb7cbd85d3..7f02b37258 100644
--- a/runtime/object_lock.h
+++ b/runtime/object_lock.h
@@ -45,6 +45,27 @@ class ObjectLock {
   DISALLOW_COPY_AND_ASSIGN(ObjectLock);
 };
 
+template <typename T>
+class ObjectTryLock {
+ public:
+  ObjectTryLock(Thread* self, Handle<T> object) SHARED_REQUIRES(Locks::mutator_lock_);
+
+  ~ObjectTryLock() SHARED_REQUIRES(Locks::mutator_lock_);
+
+  bool Acquired() const {
+    return acquired_;
+  }
+
+ private:
+  Thread* const self_;
+  Handle<T> const obj_;
+  bool acquired_;
+
+
+  DISALLOW_COPY_AND_ASSIGN(ObjectTryLock);
+};
+
+
 }  // namespace art
 
 #endif  // ART_RUNTIME_OBJECT_LOCK_H_