Reimplement StringUtils.toCodePoints(CharSequence) to use

java.lang.CharSequence.codePoints()

Author: garydgregory

Diff for: src/changes/changes.xml

@@ -84,6 +84,7 @@ The <action> type attribute can be add,update,fix,remove.
     <action issue="LANG-1764" type="fix" dev="ggregory" due-to="Gary Gregory">Deprecate NumericEntityUnescaper.OPTION in favor of Apache Commons Text.</action>
     <action                   type="fix" dev="ggregory" due-to="Gary Gregory">Several hash collisions in Fraction class.</action>
     <action issue="LANG-1768" type="fix" dev="ggregory" due-to="Wang Hailong, Gary Gregory">MutableLong and friends should provide better parsing exceptions Javadocs.</action>
+    <action                   type="fix" dev="ggregory" due-to="Gary Gregory">Reimplement StringUtils.toCodePoints(CharSequence) to use java.lang.CharSequence.codePoints().</action>
     <!-- ADD -->
     <action                   type="add" dev="ggregory" due-to="Gary Gregory">Add Strings and refactor StringUtils.</action>
     <action issue="LANG-1747" type="add" dev="ggregory" due-to="Oliver B. Fischer, Gary Gregory">Add StopWatch.run([Failable]Runnable) and get([Failable]Supplier).</action>

Diff for: src/main/java/org/apache/commons/lang3/StringUtils.java

@@ -8693,15 +8693,7 @@ public static int[] toCodePoints(final CharSequence cs) {
         if (cs.length() == 0) {
             return ArrayUtils.EMPTY_INT_ARRAY;
         }
-
-        final String s = cs.toString();
-        final int[] result = new int[s.codePointCount(0, s.length())];
-        int index = 0;
-        for (int i = 0; i < result.length; i++) {
-            result[i] = s.codePointAt(index);
-            index += Character.charCount(result[i]);
-        }
-        return result;
+        return cs.toString().codePoints().toArray();
     }
 
     /**