test/java/security/cert/PKIXBuilderParameters/InvalidParameters.java

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2001, 2004, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2001, 2014, 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.

@@ -19,20 +19,21 @@
  * 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
  * @test 4422738
- * @compile -source 1.4 InvalidParameters.java
+ * @compile InvalidParameters.java
  * @run main InvalidParameters
  * @summary Make sure PKIXBuilderParameters(Set) detects invalid
  *          parameters and throws correct exceptions
  */
 import java.security.InvalidAlgorithmParameterException;
 import java.security.cert.PKIXBuilderParameters;
+import java.security.cert.TrustAnchor;
 import java.util.Collections;
 import java.util.Set;
 
 public class InvalidParameters {
 

@@ -51,11 +52,13 @@
             throw new Exception("should have thrown NullPointerException");
         } catch (NullPointerException npe) { }
 
         // make sure Set of invalid objects throws ClassCastException
         try {
+            @SuppressWarnings("unchecked") // Knowingly do something bad
+            Set<TrustAnchor> badSet = (Set<TrustAnchor>) (Set) Collections.singleton(new String());
             PKIXBuilderParameters p =
-                new PKIXBuilderParameters(Collections.singleton(new String()), null);
+                new PKIXBuilderParameters(badSet, null);
             throw new Exception("should have thrown ClassCastException");
         } catch (ClassCastException cce) { }
     }
 }