Move FLATTENED_PATTERN to inner class.
Avoid AOT compilation/initialization in ART failing due to regex.Pattern
requiring native support.
Bug: 14646037
Change-Id: I9d9c7fd9ed9fab7e21d37f9b31c00d037fc5a691
diff --git a/graphics/java/android/graphics/Rect.java b/graphics/java/android/graphics/Rect.java
index 8b5609f..437d2f4 100644
--- a/graphics/java/android/graphics/Rect.java
+++ b/graphics/java/android/graphics/Rect.java
@@ -36,9 +36,21 @@
public int right;
public int bottom;
- private static final Pattern FLATTENED_PATTERN = Pattern.compile(
+ /**
+ * A helper class for flattened rectange pattern recognition. A separate
+ * class to avoid an initialization dependency on a regular expression
+ * causing Rect to not be initializable with an ahead-of-time compilation
+ * scheme.
+ */
+ private static final class UnflattenHelper {
+ private static final Pattern FLATTENED_PATTERN = Pattern.compile(
"(-?\\d+) (-?\\d+) (-?\\d+) (-?\\d+)");
+ static Matcher getMatcher(String str) {
+ return FLATTENED_PATTERN.matcher(str);
+ }
+ }
+
/**
* Create a new empty Rect. All coordinates are initialized to 0.
*/
@@ -152,7 +164,7 @@
* or null if the string is not of that form.
*/
public static Rect unflattenFromString(String str) {
- Matcher matcher = FLATTENED_PATTERN.matcher(str);
+ Matcher matcher = UnflattenHelper.getMatcher(str);
if (!matcher.matches()) {
return null;
}