1 files changed, 4 insertions, 0 deletions
diff --git a/java/src/com/android/inputmethod/research/LogBuffer.java b/java/src/com/android/inputmethod/research/LogBuffer.java
index ae7b1579a..a3c3e89de 100644
--- a/java/src/com/android/inputmethod/research/LogBuffer.java
+++ b/java/src/com/android/inputmethod/research/LogBuffer.java
@@ -110,4 +110,8 @@ public class LogBuffer {
         }
         return logUnit;
     }
+
+    public boolean isEmpty() {
+        return mLogUnits.isEmpty();
+    }
 }