1 files changed, 3 insertions, 0 deletions
diff --git a/java/src/com/android/inputmethod/latin/WordComposer.java b/java/src/com/android/inputmethod/latin/WordComposer.java
index 171d0bba7..75d616e38 100644
--- a/java/src/com/android/inputmethod/latin/WordComposer.java
+++ b/java/src/com/android/inputmethod/latin/WordComposer.java
@@ -25,6 +25,8 @@ import com.android.inputmethod.latin.utils.StringUtils;
 import java.util.ArrayList;
 import java.util.Collections;
 
+import javax.annotation.Nonnull;
+
 /**
  * A place to store the currently composing word with information such as adjacent key codes as well
  */
@@ -179,6 +181,7 @@ public final class WordComposer {
      * @param event the unprocessed event.
      * @return the processed event. Never null, but may be marked as consumed.
      */
+    @Nonnull
     public Event processEvent(final Event event) {
         final Event processedEvent = mCombinerChain.processEvent(mEvents, event);
         mEvents.add(event);