src/java.base/unix/classes/java/io/UnixFileSystem.java

rev 52881 : 8214971: Replace use of string.equals("") with isEmpty()

@@ -101,11 +101,11 @@
         if (pathname.length() == 0) return 0;
         return (pathname.charAt(0) == '/') ? 1 : 0;
     }
 
     public String resolve(String parent, String child) {
-        if (child.equals("")) return parent;
+        if (child.isEmpty()) return parent;
         if (child.charAt(0) == '/') {
             if (parent.equals("/")) return child;
             return parent + child;
         }
         if (parent.equals("/")) return parent + child;