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-rw-r--r--core/java/android/text/AndroidBidi.java3
1 files changed, 3 insertions, 0 deletions
diff --git a/core/java/android/text/AndroidBidi.java b/core/java/android/text/AndroidBidi.java
index eacd40d..b1c07f5 100644
--- a/core/java/android/text/AndroidBidi.java
+++ b/core/java/android/text/AndroidBidi.java
@@ -60,6 +60,9 @@ import android.text.Layout.Directions;
*/
public static Directions directions(int dir, byte[] levels, int lstart,
char[] chars, int cstart, int len) {
+ if (len == 0) {
+ return Layout.DIRS_ALL_LEFT_TO_RIGHT;
+ }
int baseLevel = dir == Layout.DIR_LEFT_TO_RIGHT ? 0 : 1;
int curLevel = levels[lstart];