chore: add appropriate @nullable (thanks rafaeltonholo)

arnt · arnt · commit c0e0798f6bca · 2025-11-03T21:22:02.000+01:00
diff --git a/mail/common/src/main/java/com/fsck/k9/mail/helper/Rfc822Token.java b/mail/common/src/main/java/com/fsck/k9/mail/helper/Rfc822Token.java
@@ -204,7 +204,8 @@ public boolean equals(@Nullable Object o) {
                 stringEquals(mComment, other.mComment));
     }
 
-    public static String withULabelDomain(final String address) {
+    @Nullable
+    public static String withULabelDomain(@Nullable final String address) {
         if (address == null) return null;
         int at = address.lastIndexOf('@');
         if (at < 0 || at == address.length()-1)

Original file line number	Diff line number	Diff line change
`@@ -204,7 +204,8 @@ public boolean equals(@Nullable Object o) {`
`204`	`204`	`stringEquals(mComment, other.mComment));`
`205`	`205`	`}`
`206`	`206`
`207`		`- public static String withULabelDomain(final String address) {`
	`207`	`+ @Nullable`
	`208`	`+ public static String withULabelDomain(@Nullable final String address) {`
`208`	`209`	`if (address == null) return null;`
`209`	`210`	`int at = address.lastIndexOf('@');`
`210`	`211`	`if (at < 0 \|\| at == address.length()-1)`