1 files changed, 10 insertions, 0 deletions
diff --git a/java/src/com/android/inputmethod/latin/utils/CollectionUtils.java b/java/src/com/android/inputmethod/latin/utils/CollectionUtils.java
index 61292fc36..fb36b7c50 100644
--- a/java/src/com/android/inputmethod/latin/utils/CollectionUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/CollectionUtils.java
@@ -17,6 +17,7 @@
 package com.android.inputmethod.latin.utils;
 
 import java.util.ArrayList;
+import java.util.Collection;
 import java.util.Collections;
 import java.util.Map;
 import java.util.TreeMap;
@@ -40,4 +41,13 @@ public final class CollectionUtils {
         }
         return list;
     }
+
+    /**
+     * Tests whether c contains no elements, true if c is null or c is empty.
+     * @param c Collection to test.
+     * @return Whether c contains no elements.
+     */
+    public static boolean isNullOrEmpty(final Collection c) {
+        return c == null || c.isEmpty();
+    }
 }