src/java.base/share/classes/sun/security/tools/keytool/Main.java

@@ -25,11 +25,11 @@
 
 package sun.security.tools.keytool;
 
 import java.io.*;
 import java.nio.file.Files;
-import java.nio.file.Paths;
+import java.nio.file.Path;
 import java.security.CodeSigner;
 import java.security.CryptoPrimitive;
 import java.security.KeyStore;
 import java.security.KeyStoreException;
 import java.security.MessageDigest;

@@ -2187,11 +2187,11 @@
             // The keystore is not rewritten yet now.
             for (int n = 1; /* forever */; n++) {
                 inplaceBackupName = srcksfname + ".old" + (n == 1 ? "" : n);
                 File bkFile = new File(inplaceBackupName);
                 if (!bkFile.exists()) {
-                    Files.copy(Paths.get(srcksfname), bkFile.toPath());
+                    Files.copy(Path.get(srcksfname), bkFile.toPath());
                     break;
                 }
             }
 
         }