Fix: StringIndexOutOfBoundsException.

Bug: 14985751
Change-Id: I9df2f737555ab02e24e0fbd231a97c1eec26bc57

1 files changed, 2 insertions, 10 deletions

diff --git a/java/src/com/android/inputmethod/latin/WordComposer.java b/java/src/com/android/inputmethod/latin/WordComposer.java
index ac6972928..9cf71c7f4 100644
--- a/java/src/com/android/inputmethod/latin/WordComposer.java
+++ b/java/src/com/android/inputmethod/latin/WordComposer.java
@@ -149,7 +149,8 @@ public final class WordComposer {
     public int copyCodePointsExceptTrailingSingleQuotesAndReturnCodePointCount(
             final int[] destination) {
         // lastIndex is exclusive
-        final int lastIndex = mTypedWordCache.length() - trailingSingleQuotesCount();
+        final int lastIndex = mTypedWordCache.length()
+                - StringUtils.getTrailingSingleQuotesCount(mTypedWordCache);
         if (lastIndex <= 0) {
             // The string is empty or contains only single quotes.
             return 0;
@@ -331,15 +332,6 @@ public final class WordComposer {
         return mIsFirstCharCapitalized;
     }
 
-    public int trailingSingleQuotesCount() {
-        final int lastIndex = mTypedWordCache.length() - 1;
-        int i = lastIndex;
-        while (i >= 0 && mTypedWordCache.charAt(i) == Constants.CODE_SINGLE_QUOTE) {
-            --i;
-        }
-        return lastIndex - i;
-    }
-
     /**
      * Whether or not all of the user typed chars are upper case
      * @return true if all user typed chars are upper case, false otherwise