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authorScott Kennedy <skennedy@google.com>2015-02-19 10:36:12 -0800
committerScott Kennedy <skennedy@google.com>2015-02-19 10:36:12 -0800
commit6cd132fef2a5d7af040707ca78560d13e0485539 (patch)
treeee1009a6d63d6552d4ea579ba444101e0093d36a /core/java/android/text/TextUtils.java
parent0a7269bbafb91e86f57963a30edcc4c8aa49af44 (diff)
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Annotate the parameter in TextUtils#isEmpty() as @Nullable
Change-Id: Iaccf7f568952399d5eb48c15a5428317dd75052a
Diffstat (limited to 'core/java/android/text/TextUtils.java')
-rw-r--r--core/java/android/text/TextUtils.java3
1 files changed, 2 insertions, 1 deletions
diff --git a/core/java/android/text/TextUtils.java b/core/java/android/text/TextUtils.java
index 48bb5dd..1bb35f6 100644
--- a/core/java/android/text/TextUtils.java
+++ b/core/java/android/text/TextUtils.java
@@ -16,6 +16,7 @@
package android.text;
+import android.annotation.Nullable;
import android.content.res.Resources;
import android.os.Parcel;
import android.os.Parcelable;
@@ -457,7 +458,7 @@ public class TextUtils {
* @param str the string to be examined
* @return true if str is null or zero length
*/
- public static boolean isEmpty(CharSequence str) {
+ public static boolean isEmpty(@Nullable CharSequence str) {
if (str == null || str.length() == 0)
return true;
else