7144530: KeyTab.getInstance(String) no longer handles keyTabNames with "file:" prefix

Reviewed-by: valeriep

src/share/classes/sun/security/krb5/internal/ktab/KeyTab.java

@@ -141,7 +141,7 @@ public class KeyTab implements KeyTabConstants {
         if (s == null) {
             return getInstance();
         } else {
-            return getInstance0(s);
+            return getInstance0(parse(s));
         }
     }
 

test/sun/security/krb5/ktab/FileKeyTab.java

+/*
+ * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+/*
+ * @test
+ * @bug 7144530
+ * @summary KeyTab.getInstance(String) no longer handles keyTabNames with "file:" prefix
+ */
+import java.io.File;
+import sun.security.krb5.PrincipalName;
+import sun.security.krb5.internal.ktab.KeyTab;
+
+public class FileKeyTab {
+    public static void main(String[] args) throws Exception {
+        String name = "ktab";
+        KeyTab kt = KeyTab.create(name);
+        kt.addEntry(new PrincipalName("a@A"), "x".toCharArray(), 1, true);
+        kt.save();
+        check(name);
+        check("FILE:" + name);
+
+        name = new File(name).getAbsolutePath().toString();
+
+        check(name);
+        check("FILE:" + name);
+
+        // The bug reporter uses this style, should only work for
+        // absolute path
+        check("FILE:/" + name);
+    }
+
+    static void check(String file) throws Exception {
+        System.out.println("Checking for " + file + "...");
+        KeyTab kt2 = KeyTab.getInstance(file);
+        if (kt2.isMissing()) {
+            throw new Exception("FILE:ktab cannot be loaded");
+        }
+    }
+}