NullKey.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * 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).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
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/*
 * @test
 * @bug 4959570
 * @summary DESKeySpec constructors and static methods should throw exception
 *   if the key parameter is null.
 * @author Sean Mullan
 */
import java.security.InvalidKeyException;
import javax.crypto.spec.DESKeySpec;

public class NullKey {

    public static void main(String[] args) throws Exception {

        try {
            DESKeySpec desSpec = new DESKeySpec(null);
            throw new Exception("expected NullPointerException");
        } catch (NullPointerException npe) {}

        try {
            DESKeySpec desSpec = new DESKeySpec(null, 0);
            throw new Exception("expected NullPointerException");
        } catch (NullPointerException npe) {}

        try {
            boolean parityAdjusted = DESKeySpec.isParityAdjusted(null, 0);
            throw new Exception("expected InvalidKeyException");
        } catch (InvalidKeyException ike) {}

        try {
            boolean weak = DESKeySpec.isWeak(null, 0);
            throw new Exception("expected InvalidKeyException");
        } catch (InvalidKeyException ike) {}

    }
}